List of Selected Papers

Click on the text to open PDF files (001 - 185).

1. Pereira, N.S., Voegelin, A.R., Paulukat, C., Sial, A.N., Ferreira, V.P., Frei, R., 2015. Chromium isotope signatures in scleractinian corals from the Rocas Atoll, Tropical South Atlantic. Geobiology; d.o.i.10.1111/gbi.12155

2. Madhavaraju, J., Sial, A.N., Hussaim, S.M., Nagarajan, R., Rawsen, S., 2015. Petrography and stable isotopic Dalmipuram Formation of Cauvery Basin, South India: implications on OAE1d. Chinese Journal of Geochemistry, d.o.i. 10.1007/s11631-015-0059-1.

3. Pereira, N.S., Sial, A.N., Kikuchi, R.K.P., Ferreira, V.P., Ullmann, C.V., Frei, R., Cunha, A.M.C., 2015. Coral-based climate records from tropical South Atlantic: 2009/2010 ENSO event in C and O isotopes from Porites corals (Rocas Atoll, Brazil). Anais da Academia Brasileira de Ciências (aceito).

4. Ferreira, V.P., Sial, A.N., Pimentel, M. M., Armstrong, R., Guimarães, I.G., Silva Filho, A.F., Lima, M.C., Silva, R.T., 2015. Reworked old crust-derived shoshonitic magma: The Guarany pluton, Northeastern Brazil. Lithos 132, 150–161; d.o.i. 10.1016/j.lithos.2015.06.030 i

5. Sial, A.N., Campos, M.S., Gaucher, C., Frei, R., Ferreira, V.P., Nascimento, R.C., Pimentel, M.M., Pereira, N.S., Rodler, A., 2015. Algoma-type Neoproterozoic BIFs and related marbles in the Seridó Belt (NE Brazil): REE, C, O, Cr and Sr isotope evidence. Journal of South American Earth Sciences 61, 33–52; http://dx.doi.org/10.1016/j.jsames.2015.04.001

6. Singh, A.K., Tewari, V.C., Sial, A.N., Khanna, P.P., Singh, N.I., 2015. Rare earth elements and stable isotope geochemistry of carbonates from the mélange zone of Manipur ophiolitic Complex, Indo-Myanmar Orogenic Belt, Northeast India. Carbonates Evaporites, Springer-Verlag, DOI 10.1007/s13146-015-0249-2

7. Chiglino, L., Gaucher, C., Sial, A.N., Ferreira, V.P., 2015. Acritarchs of the Ediacaran Frecheirinha Formation, Ubajara Group, Northeastern Brazil. Anais da Academia Brasileira de Ciencias 87(2), 635–649. Printed version ISSN 0001-3765 /Online version ISSN 1678-2690

8. Ferreira, V.P., Sial, A.N., Weinberg, R.F., Pimentel, M.M., 2015. Deep-seated fragmentation, transport of breccia dikes and emplacement: an example from the Borborema province, northeastern Brazil. Journal of South American Earth Sciences 58, 300–308. http://dx.doi.org/10.1016/j.jsames.2014.10.006.

9. Da Costa Silva, Antonia Railine ; Villas, Raimundo Netuno Nobre ; Lafon, Jean-Michel ; Craveiro, Gustavo Souza ; Ferreira, Valderez Pinto , 2014. Stable isotope systematics and fluid inclusion studies in the Cu-Au Visconde deposit, Carajás Mineral Province, Brazil: implications for fluid source generation. Mineralium Deposita 1, 1–9.

10. Madhavaraju, J., Sial, A.N., Ramasamy, S., Rakhinath, R., Yong IL Lee, Ramachandran, A., 2014. Carbon, oxygen and strontium isotopic signatures in Maastrichtian –Danian limestones of Cauvery Basin, Southeastern India. Geosciences Journal 19 (2), 237–256; Springer.

11. Sial, A.N., Chen, J-B, Lacerda, L.D., Peralta, S., Gaucher, C., Frei, R., Cirilli, S., Ferreira, V.P., Marquillas, R.A., Barbosa, J.A., Pereira, N.S., Belmino , I.K.C., 2014. High-resolution Hg Chemostratigraphy: a contribution to the distinction of chemical fingerprints of the Deccan volcanism and Cretaceous−Paleogene Boundary impact event. Palaeogeography, Palaeoclimatology, Palaeoecology 414, 98–115; doi: 10.1016/j.palaeo.2014.08.013

12. Fraga, L.M.S., Neves, S.C., Uhlein, A., Pimentel, M.M., Sial, A.N., Horn, A.H., 2014. C-, Sr isotope stratigraphy of carbonate rocks from the Southern Espinhaço Ridge, Minas Gerais, southeastern Brazil. Anais da Academia Brasileira de Ciências 86 (2): 633-648. http://dx.doi.org/10.1590/0001-3765201420130152.

13. Rosero, S., Silva, J.C., Sial, A.N., Borrero, C., Pardo, A., 2014. Quimioestratigrafia de isótopos de estroncio de algunas sucesiones del Eoceno-Mioceno del cinturón de Sanjacinto y el valle inferior del Magdalena. Boletín de Geología 36 (1): 15-27.

14. Hossain, H.M.Z., Sultan-Ul-Islam, M. D., Armstrong-Altrin, J., Sial, A.N., Ahamed, S., Nahid Nowsher, M.D., Abdullah-Al-Kawsar, M.D., 2013. Stable carbon and oxygen isotopic composition of Miopliocene bivalve shells and calcareous sediments in Nhila anticline, southeast Bengal Basin, Bangladesh. Journal of Life Earth Sciences 8: 113–117, ISSN 1990-4827, d.o.i.: http://dx.doi.org/10.3329/jles.v8i0.20155

15. Madhavaraju, J., Sial, A.N., González-León, C.M., Nagarajan, R., 2013. Isotopic variations in Early Albian limestone facies of the Mural Formation, Pitaycachi section, Northeastern Sonora, Mexico. Revista Mexicana de Ciencias Geológicas 30, 526 –539.

16. Kochhann, K.G.D., Koutsoukos, E.A.M., Fauth, F., Sial, A.N., 2013. Aptian–Albian planktic foraminifera from DSDP Site 364 (offshore Angola): Biostratigraphy, paleoecology and paleoceanographic significance. Journal of Foraminiferal Research 43 (4), 443 – 463.

17. Sial, A.N., Lacerda, L.D., Ferreira, V.P., Frei, R., Marquillas, R.A., Barbosa, J.A., Gaucher, C., Windmöller, C.C., Pereira, N.S., 2013. Mercury as a proxy for volcanic activity during extreme environmental turnover: The Cretaceous–Paleogene transition. Palaeogeography, Palaeoclimatology, Palaeoecology 387, 153 –164, doi:10.1016/j.palaeo.2013.07.019

18. Sial, A.N., Lacerda, L.D., Ferreira, V.P., Frei, R., Marquillas, R.A., Barbosa, J.A., Gaucher, C., Windmöller, C.C., Pereira, N.S., 2013. Mercury as a proxy for volcanic activity during extreme environmental turnover: The Cretaceous–Paleogene transition. Palaeogeography, Palaeoclimatology, Palaeoecology 387, 153 –164, doi:10.1016/j.palaeo.2013.07.019

19. Nagarajan, R., Armstrong-Altrin, J.S., Sial, A.N., Nagendra, R., Ellame, R.M., 2013. Carbon, oxygen, and strontium isotope geochemistry of Neoproterozoic shallow marine limestones, Shahabad Formation, Bhima Basin, South India: implication on diagenesis. Carpathian Journal of Earth and Environmental Sciences 8 (2), 25 – 38.

20. Chakrabarti, G., Shome, D., Kumar, S., Armstrong-Altrin, J.S., Sial, A.N., 2013. Chemostratigraphy of carbonates from the Vempalle Formation, Cuddapah basin, India: a stratigraphic record of terminal Palaeoproterozoic ocean-atmosphere-biosphere system. Carpathian Journal of Earth and Environmental Sciences 8 (1), 71 – 80.

21. Nascimento-Silva, M.V., Sial, A.N., Ferreira, V.P., Barbosa, J.A., Neumann, V.H., Pimentel , M.M., Lacerda , L.D., 2013. Carbon Isotopes, Rare-earth Elements and Mercury Behavior of Maastrichtian-Danian Carbonate Succession of the Paraíba Basin, Northeastern Brazil. Bojar, A.V., Melinte-Dobrinescu, M. C. & Smit, J. (eds) Isotopic Studies in Cretaceous Research. Geological Society, London, Special Publications, 382, 85-104; http://dx.doi.org/10.1144/SP382.2

22. Sial, A.N., Peralta, S., Gaucher, C., Toselli, A.J., Ferreira, V.P., Frei, R., Parada, M.A., Pimentel, M.M., Pereira, N.S., 2013. High-Resolution Stable Isotope Stratigraphy of the Upper Cambrian and Ordovician of the Argentine Precordillera: Carbon-isotope Excursions and Correlations. Gondwana Research 24: 330-348; d.o.i. 10.1016/j.gr.2012.10.014

23. Gaucher, C., Sial, A.N., Frei, R., Sprechmann, P., Bossi, J., Poiré,, D.G., Blanco, G., Bettucci, L.S., 2013. Comment on: “Chemostratigraphic constraints on early Ediacaran carbonate ramp dynamics, Río de la Plata craton, Uruguay” by Aubet et al. [Gondwana Res.]. Gondwana Research 23: 1183-1185; 10.1016/j.gr.2012.09.003

24. Santos, R.V., Santos, E.J., Souza Neto, J.A., Carmona, L.C.M., Sial, A.N., Mancini, L.H., Santos, L. C. M. L., Mendes, L.U.D.S., Anastacio, E.M.F., 2013. Isotope geochemistry of Paleoproterozoic metacarbonates from Itatuba, Borborema Province, Northeastern Brazil: evidence of marble melting within a collisional suture. Gondwana Research 23: 380-389; doi: 10.1016/j.gr.2012.04.010

25. Gaucher, C., Sial, A.N., Frei, R., Sprechmann, P., Bossi, J., Poiré,, D.G., Blanco, G., Bettucci, L.S., 2012. Comment on: “Chemostratigraphic constraints on early Ediacaran carbonate ramp dynamics, Río de la Plata craton, Uruguay” by Aubet et al. [Gondwana Res.]. Gondwana Research 10.1016/j.gr.2012.09.003

26. Nascimento Silva, V.M., Sial, A.N., Ferreira, V.P., Neumann, V.H., Barbosa, J.A., Pimentel, M.M., Lacerda, L.D., 2011. Cretaceous-Paleogene Transition at the Paraíba Basin, Northeastern, Brazil: Carbon-Isotope and Mercury Subsurface Stratigraphies. Journal of South American Earth Sciences 32: 379-392; d.o.i:10.1016/j.jsames.2011.02.014

27. Armstrong-Altrin, J.S., Madhavaraju, J., Sial, A.N., Kasper-Zubillaga, J.J., Nagarajan, R. and Flores-Castro, K., 2011. Petrography and stable isotope geochemistry of the Cretaceous El Abra limestones (Actopan), Mexico: Implication on diagenesis. Journal of the Geological Society of India 77: 349-359.

28. Chakrabarti, G., Shome, D., Kumar, S., Armstrong-Altrin, J.S., and Sial, A.N., 2011. Carbon and oxygen isotopic variations in stromatolitic dolomites of Palaeoproterozoic Vempalle Formation, Cuddapah Basin, India. Carbonates and Evaporites 26: 181-191; d.o.i.: 10.1007/s1346-011-0054-5

29. Brasilino, R.G., Sial, A.N., Ferreira, V.P. and Pimentel, M. M., 2011. Bulk Rock and Mineral Chemistries and Ascent Rates of High-K Calc-Alkalic Epidote-Bearing Magmas, Northeastern Brazil. Lithos 127: 441- 454; d.o.i:10.1016/j.lithos.2011.09.017

30. Frei, R., Gaucher, C., Døssing, L.N. and Sial, A.N., 2011. Chromium isotopes in carbonates – a tracer for climate change and for reconstructing the redox state of ancient seawater. Earth Planetary Sciences Letters 312: 114–125; d.o.i:10.1016/j.epsl.2011.10.009

31. Sial, A. N., Bettencourt, J. S., De Campos, C. P. and Ferreira, V. P. (eds), 2011. Granite-Related Ore Deposits. Geological Society, London, Special Publications 350: 1–5; d.o.i.: 10.1144/SP350.1 0305-8719/11.

32. Rossi, J.N., Toselli, A.J., Basei, M.A.S., Sial, A.N., and Baez, M., 2011. Geochemical indicators of metalliferous fertility in the Carboniferous San Blas pluton, Sierra de Velasco, Argentina. In: Sial, A. N., Bettencourt, J. S., De Campos, C. P. and Ferreira, V. P. (eds), 2011.Granite-Related Ore Deposits. Geological Society, London, Special Publications 350: 175–186; d.o.i.: 10.1144/SP350.10 0305-8719/11

33. Ferreira, V.P., Sial, A.N., Pimentel, M.M., Armstrong, R., Spicuzza, M., Guimarães, I. and Silva Filho, A.F., 2011. Contrasting sources and P-T crystallization conditions of epidote-bearing granitic rocks, Northeastern Brazil: O, Sr and Nd istopes. Lithos 121: 189-201; d.o.i: 10.1016/j.lithos.2010.11.002

34. Correia A.T., Barros, F., Sial A. N., 2011. Stock(s) discrimination of the European conger eel (1 Conger conger, Linnaeus, 1758) 2 using stable isotope ratios of otoliths. Fisheries Research 108: 88-94; d.o.i. 10.1016/j.fishres.2010.12.002

35. Silva Filho, Adejardo F., Guimarães, Ignez P., Ferreira,Valderez P., Armstrong, Richard, Sial, Alcides N., 2010. Ediacaran Aguas Belas pluton, Northeastern Brazil: Evidence on age, emplacement and magma sources during Gondwana amalgamation. Gondwana Research 17: 676 – 687; d.o.i: 10.1016/j.gr.2009.10.002

36. Silva Tamayo, J.C., Nägler, T., Villa, I.M., Kyser, K., Vieira, L.C., Sial, A.N., Narbonne, G.M., N.P. James, 2010. Global Ca isotope variations in Post-Sturtian carbonate successions. Terra Nova, June, 188 -194; d.o.i.: 10.1111/j.1365-3121.2010.00933.x.

37. Sial, A.N., Gaucher, C., Silva Filho, M.A., Ferreira, V.P., Pimentel, M.M., Lacerda, L.D., Silva Filho, E.V., and Cezario, W., 2010. C-, Sr-isotope and Hg chemostratigraphy of Neoproterozoic cap carbonates of the Sergipano Belt, Northeastern Brazil. In: Karhu, J., Sial, A.N. and Ferreira, V.P., Eds, Precambrian Isotope Stratigraphy, special issue, Precambrian Research 182: 351-372; d.o.i.: 10.1016/j.precamres.2010.05.008.

38. Chiglino, L., Gaucher, C., Sial, A.N., Bossi, J., Ferreira, V.P., Pimentel, M., 2010. Chemostra-tigraphy of Mesoproterozoic and Neoproterozoic carbonates in the Nico Pérez Terrane, Río de la Plata Craton, Uruguay. In: Karhu, J., Sial, A.N. and Ferreira, V.P., Eds, Precambrian Isotope Stratigraphy, special issue, Precambrian Research 182: 313-336; d.o.i. 10.1016/j.precamres.2010.06.002

39. Maheshwari, A., Sial, A.N., Gaucher, C., Bossi, J., Bekker, A. Ferreira, V.P., Romano, A.W., 2010. Global nature of the Paleoproterozoic Lomagundi carbon isotope excursion: A review of occurrences in Brazil, India, and Uruguay. In: Karhu, J., Sial, A.N. and Ferreira, V.P.(Eds) Precambrian Isotope Stratigraphy, special issue, Precambrian Res. 182: 274-299; d.o.i:10.1016/j.precamres.2010.06.017

40. Boggiani, P.C., Gaucher, C., Sial, A.N., Babinski, M., Cynthia, Riccomini, C., Ferreira, V.P. Fairchild, T., 2010. Chemostratigraphy of the Tamengo Formation (Corumbá Group, Brazil): a contribution to the calibration of the Ediacaran carbon-isotope curve. In: Karhu, J., Sial, A.N. and Ferreira, V.P. (Eds) Precambrian Isotope Stratigraphy, special issue, Precambrian Research 182: 382 - 401; d.o.i:10.1016/j.precamres.2010.06.003

41. Silva Tamayo, J.C., Nägler, T.F., Nogueira, A., Kyser, K., Villa, Igor, Riccomini, C., Sial, A.N., Narbonne, G.M., and James, N.P., 2010. Global perturbation of the marine Ca-isotopic composition in the aftermath of the Marinoan global glaciation. In: Karhu, J., Sial, A.N. and Ferreira, V.P., Eds, Precambrian Isotope Stratigraphy, special issue, Precambrian Research 182: 373-381; d.o.i:10.1016/j.precamres.2010.06.015

42. Solari, M.A., Hervé, F., Le Roux, J.P., Airo, A. and Sial, A.N., 2010. Paleoclimatic significance of lacustrine microbialites: A stable isotope case study of two lakes at Torres del Paine, southern Chile. Paleogeography, Palaeontology, Paleoecology 297: 70-82; d.o.i. 10.1016/j.palaeo.2010.07.016

43. Sial, A.N., Karhu, J. and Ferreira, V.P., 2010. Insights from Isotope Stratigraphy. Preface to the Special Issue on Precambrian Isotope Stratigraphy. Precambrian Research 182: v-viii; d.o.i:10.1016/j.precamres.2010.08.001

44. Maheshwari, Anil, Sial, A.N., Mathur, S.C. and and Tripathi, A., 2010. Carbon isotope excursion at Paleocene-Eocene transition in Jaisalmer Basin, Western Rajasthan, India: Preliminary results. Carbonates and Evaporites 25: 269-274; d.o.i.: 10.1007/s13146-010-0030-5

45. Neumann, V.H., Rocha, D.E.G.A., Moraes, A.S., Sial, A.N., Castro, M.T. Taboada, Barbosa, J.A., Fambrini, G.L., Carvalho, R.R., 2010. Microfacies carbonáticas e comportamento isotópico de C e O nos calcários laminados Aptianos lacustres da Serra Negra, Bacia do Jatobá, Nordeste do Brasil. Estudos Geológicos 20: 89-100.

46. Caby, R., Sial, A.N. and Ferreira, V.P., 2009, High-pressure thermal aureoles around two Neoproterozoic syn-orogenic magmatic epidote-bearing granitoids, Northeastern Brazil. Journal of South American Earth Sciences 27: 184-196; d.o.i.: 10.1016/j.jsames.2008.09.005.

47. Ribeiro, A.P., Suita, M.T.F., Sial, A.N., Fallick, A.E., Eli, F., Goulard, E.A., 2009. Geoquímica de isótopos estáveis (C, S e O) das rochas encaixantes e do Minerio de Cu (Cu) do depósito Cristalino, Província Mineral de Carajás, Pará. Geochimica Brasiliensis 23: 159-176.

48. Mayal, E.M., Sial, A.N., Ferreira, V.P., Fisner, M. and Pinheiro, B., 2009. Scleractinia from the Rocas Atoll: thermal stress assessment using carbon and oxygen isotopes. International Geology Review 51:166 – 188; d.o.i.: 10.1080/00206810802673834.

49. Maheshwari, A., Sial, A. N., Purhoit, R. and Bhu, H., 2009. Characterisation of C-isotope variability in the Delhi Supergroup, Northwestern India, and the Mesoproterozoic ocean. International Geology Review 51: 456-472; d.o.i..: 10.1080/00206810902759699

50. Pandit, M.K., Sharma, Kamal K., Sial, A.N. and Ferreira, V.P., 2009. C- and O-isotopic characteristics of Neoproterozoic Sirohi Group meta-carbonates in NW India. Current Science 97: 246 - 251.

51. Neumann, V.H., Barbosa, J.A., Nascimento-Silva, M.V., Sial, A.N., Lima-Filho,M.L., 2009. Sedimentary development and isotope analysis of deposists at the Cretaceous/Paleogene transition in the Paraiba Basin, NE Brazil. Poland, Geologos (2): 103 - 113.

52. Marques, W.S., Lima, E, A.M., Sial, A.N., Ferreira, V.P., Souza, R.L. B. e Sá Freire, G.S., 2009. Ação neutralizante de carbonatos da plataforma continental do Ceará como corretivos agrícolas. Fortaleza, Ceará, Revista de Geologia 22: 198 - 203.

53. Alvarenga, C.J.S., Dardenne, M.A., Santos, R.V., Brod, E.R., Gioia, Sial, A.N., Dantas, E.L., Ferreira, V.P., 2008. C-Sr isotope stratigraphy in different cap carbonates of the Araras Group, Brazil. Gondwana Research 13: 469-479 ; d.o.i.: 10.1016/j.gr.2007.005.004

54. Sial, A.N., Peralta, S., Ferreira, V.P., Toselli, A.J., Aceñolaza, F.G., Parada, M.A., Gaucher, C., Alonso, R.N., Pimentel, M.M., 2008. Upper Cambrian carbonate sequences of the Argentine Precordillera and the Steptoean C-isotope positive excursion (SPICE). Gondwana Research 13: 437 - 452 (guest editors: H. Frimmel, R. Schimitt e T. Fairchild); d.o.i.: 10.1016/j.gr.2007.05.001

55. Nagarajan, R., Sial, A.N., Armstrong-Altrin, J.S., Madhavaraju, J., and Nagendra, R., 2008.Carbon and oxygen isotope geochemistry of Neoproterozoic limestones of the Shahabad Formation, Bhima Basin, Karnataka, southern India. Revista Mexicana de Ciencias Geológicas, 25: 225 - 235.

56. Sial, A.N., Vasconcelos, P.M., Ferreira, V.P., Pessoa, R.R., Brasilino, R.G. and Morais Neto, J.M., 2008. Geochronological and Mineralogical Constraints on Depth of Emplacement and Ascencion Rates of Epidote-bearing Magmas from Northeastern Brazil. Lithos 105: 225 – 238; d.o.i.: 10.1016/j.lithos.2008.04.002

57. Motta, J.A., Sial, A.N. and Ferreira, V.P., 2008. Gravity data support for large-scale silicate liquid immiscibility petrogenetic model at the Triunfo batholith, northeastern Brazil. International Geology Review 50: 1105 -1115; d.o.i: 10.2747/0020- 6814.50.12.1105

58. Marques,W.S., Sial, A.N., Menor, E.A., Ferreira, V.P., Freire, G.S.S., Lima, E.A.M., and Manso, V.A.V., 2008. Principal Component Analysis (PCA) and Faciological discrimination of continental-shelf Carbonates from Northeastern Brazil. Continental Shelf Research 29: 1-30; d.o.i:10.1016/j.csr.2008.09.005

59. Marques, W.S., Sial, A.N., Menor, E.A., Ferreira,Sá Freire, G.S., Lima, E.A.M., Manso, V.A.V., 2008. Ancient Coastal Lines in the Continental Shelf of the State of Ceará, northeastern Brazil: evidence from chemistry and C and O isotopes. International Geology Review 50: 1141–1156; d.o.i.: 10.2747/0020-6814.12.1141

60. Martins, M., Karfunkel, J., Noce, C.M., Babinski, M., Pedrosa-Soares, A.C., Pimenta, F., Sial, A. N., 2008. A sequência pré-glacial do Grupo Macaúbas na área tipo e o registro da abertura do rifte Araçuai. Revista Brasileira de Geociências 38: 768-779.

61. Spier, C.; Oliveira, S. B.; and Sial, A.N., 2007. Geochemistry and genesis of the banded iron Formations of the Cauê Formation, Quadrilátero Ferrifero, Minas Gerais, Brazil. Precambrian Research 152: 170-206; d.o.i.: 10.1016/j.precamres.2006.10.003.

62. Gaucher, C., Sial, A.N., Ferreira, V.P., Pimentel, M.M., Ghiglino.L. and Sprechmann, P., 2007. Chemostratigraphy of the Cerro Victoria Formation (Lower Cambrian, Uruguay): evidence for progressive climate stabilization across the Precambrian-Cambrian boundary. Chemical Geology 237: 46-64; d.o.i.: 10.1016/j.chemgeo .206.06.014

63. Nascimento, R.S.C., Sial, A.N., and Pimentel. M.M., 2007. C- and Sr-isotope systematics applied to Neoproterozoic marbles of the Seridó belt, northeastern Brazil. Chemical Geology 237: 209-228; d.o.i: 10.1016/j.chemgeo.2006.06.017

64. Tewari, V.C. and Sial, A.N., 2007. Neoproterozoic–Early Cambrian isotopic variation and chemostratigraphy of the Lesser Himalaya, India, Eastern Gondwana. Chemical Geology 237: 82-106, special issue on Precambrian Isotope Stratigraphy (guest editors: Sial, A.N., Kaufman, A. J. e Ferreira, V.P.); d.o.i: 10.1016/j.chemgeo.2006.06.015

65. Nogueira, A.C.R., Riccomini, C., Sial, A.N., Trindade, I.R., Faichild, T., 2007. C- and Sr-isotope fluctuations and paleoceanographic changes in the late Neoproterozoic Araras carbonate platform, southern Amazon craton, Brazil. Chemical Geology 237: 186-208, special issue on Precambrian Isotope Stratigraphy (guest editors: Sial, A.N., Kaufman, A. J. e Ferreira, V.P.); d.o.i: 10.1016/j.chemgeo.2006.06.016

66. Kaufman, A.J., Sial, A.N. and Ferreira, V.P. (guest editors), 2007. Precambrian Isotope Stratigraphy. Chemical Geology 237: 1-4, Special Issue dedicated to the IV SSAGI held at Salvador, Bahia, Brazil in 2003; d.o.i.: 10.1016/j.chemgeo.2006.06.024

67. Marques, W.S., Menor, E.A., Sial, A.N., Manso, V.V., Freire, S.S., 2007. Oceanographic parameters in the continental margin of the State of Ceará (northeastern Brazil) deduced form C and O Isotopes in Foraminifers. Anais da Academia Brasileira de Ciências 79: 129-139.

68. Marquillas, R., Sabino, I., Sial, A.N., Papa, C. del, Ferreira, V.P. and Matthews, S., 2007. Carbon and oxygen isotopes in Maastrichtian-Danian limestones (Yacoraite Formation) northwestern Argentina. Journal of South American Earth Sciences 23: 304-320 d.o.i.: 10.1016/j.jsames.2007.02.009

69. Riccomini, C., Nogueira, A. C. R. and Sial, A.N., 2007. Carbon and Oxygen isotope Geochemistry of Ediacaran Outer Platform Carbonates, Paraguay Belt, Central Brazil. Anais da Academia Brasileira de Ciências 79: 519-527.

70. Torres, P.M.F., Parente, C.V., Sial, A.N., Dantas, E.L., Fuck, R.A., Veríssimo, C.V.V, and Arthaud, M.H., 2007. Aspectos geológicos, petrográficos e geoquímicos dos mármores dolomíticos com nódulos de quartzo da sequência metavulcano-sedimentar de Acape-CE. Revista Brasileira de Geociências 36: 748-760.

71. Silva Júnior, J.B. C., Nogueira, A.C. R., Petri, S., Riccomini, C., Trindade, R.F. I., Sial, A.N., Hidalgo, R.L., 2007. Depósitos Litorâneos Neoproterozóicos do Grupo Alto Paraguai no Sudoeste do Cráton Amazônico, Região de Mirassol D'Oeste, Mato Grosso. Revista Brasileira de Geociências 37: 595-606.

72. Marques, W.S., Menor, M.E., Sial, A.N., Ferreira, V.P., Sá Freire, G.S. and Manso, V.A.V., 2007. Influence of Continental Fraction in Recent Biogenic Carbonate Sedimentation in the Oriental Shelf of Northeastern Brazil. Revista Brasileira Geociências 37: 760-766.

73. Alvarenga, C.J.S., Giustina, M.E.S.D., da Silva, Nivea G.C., Santos, Roberto V., Gioia, Simone C.S.L., Guimarães, Edi M., Dardenne1, M.A., Sial, Alcides N. and Ferreira, Valderez P., 2007. Variações dos isótopos de C e Sr em carbonatos pré e pós-glaciação Jequitaí (esturtiano) na região de Bezerra-Formosa, Goiás. Revista Brasileira de Geociências 37(4): 147-155.

74. Ramirez, L. E., Palacios, C., Parada, M.A., Oliveros, V., Townley, B., Lahsen, A., Guerra, N., Sial, A.N., Fernandez-Turiel, J.L., Gimeno, D., Garcia-Valles, M., Lehmann, B., 2006. The Mantos Blancos copper Deposit: an Upper Jurassic breccia-style hydrothermal system in the coastal Range of Northern Chile. Mineralium Deposita 41: 246-258; d.o.i.: 10.1007/s00126-006-00-55-9

75. Silva, J.C., Sial, A.N., Ferreira, V.P. and Pimentel, M.M., 2005. C- and Sr-isotope stratigraphy of the São Caetano Complex, Northeastern Brazil: a contribution to the study of the Meso-Neoproterozoic seawater geochemistry. Anais da Academia Brasileira de Ciências 77: 137-155.

76. Guerra, N.C., Chang, H.K. and Sial, A. N., 2005. Carbonate cements in contemporaneous beachrocks, Jaguaribe beach, Itamaracá island, northeastern Brazil: petrographic, geochemical and isotopic aspects. Anais da Academia Brasileira de Ciências 77: 343-352.

77. Long, L.E., Castellana, H.C., and Sial, A.N., 2005. Age, Origin and Cooling History of the Coronel João pluton, Bahia, Notheastern Brazil. Journal of Petrology 46: 255-273.

78. Marques, W.S., Menor, E. A, Sial, A. N., Silva, J.C and Manso, V.A.V., 2005. Análises de δ13C e δ18O em sedimentos ricos em foraminíferos da margem continental do Nordeste Brasileiro, entre os Estados do Ceará e Pernambuco. Fortaleza, Ceará, Revista de Geologia 18: 7-15.

79. Clarke, D.B., Dorais, M., Barbarin, B., Barker, D., Cesare, B., Clarke, G., El Baghdali, M., Erdman, S., Forster, H.J., Gaeta, M., Gottesmann, B., Jamieson, R.A ., Kontak, D.J., Koller, F., Gomes, C.L., London, D., Morgan VI, G.B., Neves, L.J.P.F., Pattison, D.R.M., Pereira, A.J.S.C., Pichavant, M., Rapela, C.W., Renno, A., Richards, S., Robets, M., Tottura, A., Saavedra, J., Sial, A.N., Toselli, A.J., Ugidos, J.M., Uher, P., Villaseca, C., Visona, D., Whitney, D.L., Williamson, B. and Woodward, H.H., 2005. Occurrence and Origin of Andalusite in peraluminous felsic igneous rocks. Journal of Petrology 46: 441-472.

80. Maheshwari, A., Sial, A.N., Guhey, R. and Ferreira, V.P., 2005. C-isotope composition of carbonates from Indravati Basin, India: Implications for regional stratigraphic correlation. Gondwana Research 8: 603-610.

81. Cruz Jr., F. W., Karmann, I., Viana Jr., O., Burns, S.J., Ferrai, J.A., Vuille, M., Sial, A.N., Moreira, M.Z., 2005. Stable isotope study of a cave percolation waters in subtropical Brazil: implications for a paleoclimate inferences from speleothems. Chemical Geology 220: 1-18.

82. Ferreira, V.P., Sial, A.N. and McReath, I., 2005. Preface to the special issue on Isotopes in Igneous Petrogenesis. Lithos 83, issue ¾, June, vii-ix.

83. Valley, J.W., Lackey, J.S., Cavosie, A.J., Clechenko, A.J., Spicuzza, M.J., Basei, M.A.S., Bindeman, I.N., Ferreira, V.P., Sial, A.N., King, E.M., Peck, W.H., Sinha, A.K., Wei, C.S., 2005. 4.4 billion years of crustal maturation from oxygen isotope ratios of zircon. Contributions to Mineralogy and Petrology 150: 561-580.

84. Castro, G.L., Parente, C.V., Verissimo, C.U.V., Sial, A.N., Melo, R. C., Santos, A.A., Santos, R.V., Garcia, M.G.M., 2005. Isótopos de carbono e oxigênio e a gênese da mineralização fósforo uranifera de Itataia-Ceará, Brasil. Revista Brasileira de Geociências 35: 199-208.

85. Gaucher, C., Sial, A.N., Blanco, G. and Sprechmann, P., 2004. Chemostratigraphy of the Lower Arroyo del Soldado Group (Vendian, Uruguay): geochronologic and paleoclimatic implications. Gondwana Research 7: 715-730.

86. Parente, C.V., Ronchi, L.H., Sial, A.N., Guillou, J.J., Arthaud, M.H., Fuzikawa, K., Verissimo, C.U. V., 2004. Geology and geochemistry of Paleoproterozic magnesite deposits (1.8 Ga), State of Ceará, Northeastern Brazil. Carbonates and Evaporites 19: 28-50.

87. Weinberg, R.F., Sial, A.N. and Mariano, G., 2004. Close spatial relationhips between plutons and shear zones. Geology 32: 377-380.

88. Santos, R.V., Alvarenga, C.J.S., Babinski, M., Ramos, M.L., Krukov, N., Fonseca, M. A., Sial, A.N. and Dardenne, M.A., 2004. The Mesoproterozoic-Neoproterozoic Transition in the Southeast Portion of the São Francisco Craton, Brazil. Journal of South American Earth Sciences 17: 27-39.

89. Santanna, L. G., Riccomini, C., Rodrigues-Francisco, B.H., Sial, A.N., Cravalho, M.D. and Moura, C.A.V., 2004. The Paleocene travertine system of the Itaboraí Basin, southeastern Brazil. Journal of South American Earth Sciences 17: 11-25.

90. Pandit, M. K., Sial, A.N., Sukumaran, G.B., Pimentel, M.M., Ramasamy, A.K. and Ferreira, V.P. 2004. Reply to comments on "Depleted and enriched mantle sources for Palaeo- a/nd Neoproterozoic carbonatites of southern India: Sr, Nd, C-O isotopic and geochemical constraints". Chemical Geology 213: 435-436.

91. Nascimento, R.S.C., Sial, A.N. and Pimentel, M.M, 2004. Chemostratigraphy of medium-grade marbles of the Late Neoproterozoic Seridó Group, Seridó Fold Belt, Northeastern Brazil. Gondwana Research 7: 731-744.

92. Gaucher, C., Boggiani, P.C., Sprechmann, Sial, A.N. and Fairchild, T., 2003. Integrated correlation of the Vendian to Cambrian Arroyo del Soldado and Corumbá Groups (Uruguay and Brazil): paleogeographic, paleoclimatic and paleobiologic implications. Precambrian Research 120: 241-278.

93. Ferreira, V.P., Valley, J.W., Sial, A.N. and Spicuzza, M., 2003. Oxygen isotope compositions and magmatic epidote from two contrasting metaluminous granitoids, NE Brazil. Contributions to Mineralogy and Petrology 145: 205-216.

94. Pandit, M.K., Sial, A.N., Malhotra, G., Shekhawat, L.S., and Ferreira, V.P., 2003. C, O-isotope and whole-rock geochemistry of Paleoproterozoic Jahazpur carbonates, NW Indian craton: Gondwana Research 6: 513-522.

95. Maheshwari, A., Sial., A.N. and Mathur, S.C., 2003. Carbon and oxygen isotope profiles from the terminal Precambrian Marwar Supergroup, Rajasthan, India. Carbonates and Evaporites 18: 10-18.

96. Nogueira, A.C. R., Riccomini, C. and Sial, A.N., C.A.V. Moura and T.R. Fairchild, 2003. Soft-sediment deformation at the base of the Neoproterozoic Puga cap carbonate (southwestern Amazon Craton, Brazil): confirmation of rapid icehouse-greenhouse transition in snowball. Geology 31: 613-616.

97. Toselli, A.J. and Sial, A.N., 2003. Ordovician Magmatism of the Sierras Pampeanas: Sistema de Famatina and Cordillera, NW Argentina. Aceñolaza, F.G. (ed) - Aspects of the Ordovincian System in Argentina. Tucuman, Argentina, INSUGEO, Serie Correlación Geológica 16: 313-326.

98. Motta, J.A., Sial, A.N. and Ferreira, V.P., 2003. Estudos gravimétricos no pluton sienítico de Triunfo-PE. Recife, Estudos Geológicos 12: 41-52.

99. Maheshwari, A., Sial, A.N., Mathur, S.C. and Tripathi, R.P., 2003. Variations in 13C and 18O in Late Jurassic carbonates, Jaisalner Formation, Western India. Gondwana Research 6: 931-934.

100. Bekker, A., Sial, A.N., Karhu, J.A., Ferreira, V.P., Noce, C.M., Kaufman, A.J., Romano, A.W. and Pimentel, M.M., 2003. Chemostratigraphy of carbonates from the Minas Supergroup, Quadrilátero Ferrifero, Brazil: A stratigraphic record of early Proterozoic atmosphere, biogeochemical and climatic change. American Journal of Science 303: 865-904.

101. Maheshwari, A., Garhia, S.S., Sial, A.N., Ferreira, V.P., Vivek, D. E Chittora, V.K., 2002. Geology and Geochemistry of granites around Jaswantpura, Jalore District, Southwestern Rajasthan, India. In: Sial, A.N., Pandit, M.K. and Ferreira, V.P. (guest editors), Gondwana Research 5: 73-379.

102. Rossi, J. N., Toselli., A.J., Saavedra, J., Sial, A.N., Pellitero, E. and Ferreira, V.P., 2002. Common source for contrasting peraluminous granitic Facies: the Capillitas Batholith, NW Argentina. In: Sial, A.N., Pandit, M.K. and Ferreira, V.P. (guest editors), Gondwana Research 5: 325-337.

103. Sial, A.N., Pandit, M.K. and Ferreira, V.P., 2002. Granites, Crustal evolution and metallogensis: introduction. Gondwana Research 5: 259-260.

104. Fodor, R.V., Sial, A.N. and Gandhok, G., 2002, Petrology of spinel peridotite xenoliths from northeastern Brazil: lithosphere with a high geothermal gradient imparted by Fernando de Noronha plume. Journal of South American Earth Sciences 15: 199-214.

105. Maheshwari, A., Sial, A., and Mathur, S.C., 2002. A carbon isotopic fluctuations through Neoproterozoic-lower Cambrian Birmania Basin, Western Rajasthan, India: Implications for the Paleo-environment. Carbonates and Evaporites17: 53-59.

106. Golani, P.R., Pandit, M.K., Sial, A.N., Ferreira, V.P and Roy, A.B., 2002, Ba-Na rich Palaeoproterozoic Aravalli metasediments of evaporitic association, NW India: a new repository of gold mineralisation. Precambrian Research 116: 183-198.

107. Pandit, M.K., Sial, A.N., Sukumaran, G.B., Pimentel, M.M., Ramasamy, A.K. and Ferreira, V.P., 2002. Contrasting mantle sources (depleted and enriched) or temporally widespread carbonatites of southern India: Sr, Nd, C-O isotopic and geochemical constraints. Chemical Geology 189: 69-89.

108. Maheshwari, A., Sial, A.N., V.K. Chittora, and Harsh Bhu, 2002. A positive 13Ccarb anomaly in Paleoproterozoic carbonates of the Aravalli Craton, Westerm India: support for global isotopic excursion. Journal of Asian Earth Sciences 20: 59-67.

109. Maheshwari, A., Sial, A.N., Sharma, A., Hussain, S., and Chauhan, N.K., 2002. Carbon isotope composition of Raialo carbonates and its equivalents, Delhi supergroup, India: implications for stratigraphic correlation. Gondwana Research 5: 554-556.

110. Ferreira, M.A., Ferreira, V.P., Sial, A.N. and Pimentel, M.M., 2002. Origin and intensive parameters of ultrapotassic syenites: the Serra do Man pluton, Northeastern Brazil. In: Sial, A.N., Pandit, M.K. and Ferreira, V.P. (eds), Granite, Metallogenesis and Crustal Evolution. Gondwana Research 5: 275-285.

111. Maheshwari, A., Sial, A.N., Coltorti, M., Chittora, V.K. and Cruz, M.J.M., 2001, Geochemistry and Petrogenesis of Siwana Peralkaline Granites, West of Barmer, Rajasthan, India. Gondwana Research 4: 87-95.

112. Maheshwari, A., Sial, A.N. and Mathur, S.C., 2001. Carbon isotope oscillations through the Marwar Supergroup, Western Rajasthan. Journal Geological Society of India, Short Communication 57: 83.

113. Weinberg, R.F., Sial, A.N. and Pessoa, R.R., 2001. Magma flow within the Tavares Pluton, NE Brazil: Compositional and thermal convection. Geological Society of America Bulletin 113: 508-520.

114. Pandit, M.K., Sial, A.N., Jamtani, S.S. and Ferreira, V.P., 2001. Carbon isotopic profile across the Bilbara Group rocks of Trans-Aravalli Marwar Supergroup in western India: Implications for Neoproterozoic-Cambrian transition. Gondwana Research 4: 387-394.

115. Sial, A.N., Ferreira, V.P., Pimentel, M., Toselli, A.J., Acenolaza, F.G., and Alonso, R., 2001. C and Sr isotopic evolution of carbonate sequences in NW Argentina: implications for a probable Precambrian-Cambrian transition. Carbonates and Evaporites 16: 141-152.

116. Sial, A.N., Ferreira, V.P., Toselli, A.J., Parada, M.A, Aceñolaza, F.G., Pimentel., M.M. e Alonso, R.N., 2001. Carbon and oxygen isotope compositions of some Upper Cretaceous-Paleocene Sequences in Argentina and Chile. International Geology Review 43: 892-909.

117. Santos, R.V., Alvarenga, J.C., Dardenne, M.A., Sial, A.N. and Ferreira, V.P., 2000, Carbon and Oxygen Isotope profiles along Neoproterozoic limestones from Central Brazil: Bambui and Paranoá Groups. Precambrian Research 104: 107-122.

118. Nascimento, R.S.C. and Sial, A.N., 2000. Carbon isotope fluctuations in Precambrian marbles of the Seridó belt, Borborema province, Northeast Brazil. Revista Brasileira de Geociências 30: 442-445.

119. Sial, A.N., Ferreira, V.P., Almeida, A.R., Romano, A.W., Parente, C.V., Costa, M.L. and Santos., V.H., 2000. Carbon isotope fluctuations in Precambrian carbonate sequences of several localities in Brazil. Anais da Academia Bras. de Ciências 72: 539-558.

120. Sial, A.N., Ferreira. V.P., Toselli, A.J., Aceñolaza, Alonso, R. and Parada, M. A., 2000. Carbon isotope chemostratigraphy of carbonate sequences and the Precambrian-Cambrian transition in NW Argentina. In: Aceñolaza, G.F.and Peralta, S. (eds.), Cambrian from the southern edge. INSUGEO, Miscelanea 6, Ediciones MAGNA publicaciones: 131-134.

121. Pandit, M.K., Sial, A.N., Saxena, A.D. and Ferreira, V.P., 2000. Non-magmatic features in carbonatitic rocks: a relook into Proterozoic ‘carbonatites’ in NW Indian craton. International Geology Review 42: 1043-1056.

122. Maheshwari, A., Sial, A.N., Chittora, V.K. and Sharma, A., 2000. Stable isotopic compositions of carbonates from the Mesoproterozoic Delhi Supergroup, Northwestern India. International Geology Review 42: 1030-1036

123. Pandit, M.K., Shekhawat, M., Ferreira, V.P., Sial, A. N. and Bohra, M., 1999. Trondhjemite and granodiorite assemblage from west of Barmer: probable basement for Malani magmatism in western India. Geological Society of India 53: 89-96.

124. Brasilino, R.G., Sial, A. N. and Lafon, J.M., 1999. Magmatic epidote, hornblende barometric estimates and emplacement of the Conceição das Creoulas pluton, Alto Pajeú Terrane, NE Brazil. Anais da Academia Brasileira de Ciências 71: 3-16.

125. Maheshwari, A. and Sial, A. N., 1999. Anorogenic peralkalic granites and associated volcanic rocks from northwestern part of the Indian Penninsular Shield. Anais da Academia Brasileira de Ciências 71: 29-38.

126. Stephens, W.E., Sial, A.N. and Ferreira, V.P., 1999. Preface to the Lithos Special Issue on Granites and Asasociated Mineralisations. Lithos 46: 331-333.

127. Sial, A. N., Toselli, A. J., Saavedra, J., Parada, M.A and Ferreira, V.P., 1999. Emplacement, petrological and magnetic susceptibility characteristics of diverse magmatic epidote-bearing granitoid rocks in Brazil, Argentina and Chile. Lithos 46: 367-392.

128. Menor, E.A., Sial, A.N., Ferreira, V.P. and Boujo, A.,.1999. Carbon and oxygen isotopic behavior in carbonate rocks of the phosphorite-bearing Gramame Formation, Pernambuco-Paraíba Coastal Basin, NE Brazil. International Geology Review 41: 593-606.

129. Sial, A.N., Dall’ Agnol, R., Ferreira, V.P., Nardi, L.V.S., Pimentel, M.M. and Wiedemann, C., 1999. Precambrian Granitic Magmatism in Brazil. Episodes 22: 191-198.

130. Maheshwari, A., Sial, A.N. and Chittora, V.K., 1999. High 13C Paleoproterozoic carbonates from the Aravalli Supergroup, Western India. International Geology Review 41: 949-954.

131. Pandit, M.K., Sial, A.N., Sukumaram, G.B., Ramasamy, A.K. and Ferreira, V.P. 1998. Implications of carbon and oxygen isotopic variation in Tamilnadu carbonatites, South India. Current Sciences 74: 620-624.

132. Chaves, N.S. and Sial, A.N., 1998. Mixed oceanic and freshwater depositional conditions for beachrocks of NE Brazil: evidence from C and O isotopes. International Geology Review 40: 748-754.

133. Fodor, R.V., Mukasa, S.B. and Sial, A.N., 1998. Isotopic and trace-element clues to varying proportions of lithospheric and asthenospheric components in Tertiary alkalic basalts, northeastern Brazil. Lithos 43: 197-217.

134. Sial, A. N., Ferreira, V.P., Fallick, E.A. and Cruz, M.J., 1998. Amphibole-rich clots in calc-alkalic granitoids in the Borborema Province, Northeastern Brazil. Journal of South American Earth Sciences 11: 457-472.

135. Ferreira, V.P., Sial, A. N. and Jardim de Sá, E.F., 1998. Geochemical and Isotopic Signatures of Proterozoic Granitoids in Terranes of the Borborema Structural Province, Northeastern Brazil. Journal South American Earth Sciences 11: 439-456.

136. Javier Rios, F., Vilas, R.N.N., Fusikawa, K., Sial, A .N. and Mariano, G., 1998. Isótopos de oxigênio e a temperatura de formação de veios mineralizados com wolframita da Jazida de Pedra Preta, Sul do Pará. Revista Brasileira de Geociências 28: 253-256.

137. Sial, A.N., Ferreira, V.P. and Fuck, R.A., 1998. Granites and Associated Mineralizations. Preface to the special issue devoted to the International Symposium on Granites and Associated Mineralizatuions (ISGAM) published by the Journal of South American Earth Sciences 11: 425-426.

138. Ferreira, V.P., Sial, A.N., Long, L.L., Pin, Christian, 1997. Isotopic signatures of NeoProterozoic to Cambrian ultrapotassic syenitic magmas, northeastern Brazil: implications for enriched mantle source. International Geology Review 39: 660-669.

139. Magini, C., Hachkspacher, P.C., Legrand, J.M, Brito Neves, B.B., Petta, R.A., Sial, A.N. and Dantas, E.L., 1997. Evolução Tectono Metamórfica Proterozoica do batólito São Vicente, Caicó, RN. Geociências 16: 257-277.

140. Maheshwari, A., Coltorti, M. , Sial, A.N. and Mariano, G., 1996. Crustal influences in the petrogenesis of the Malani rhyolites, southwestern Rajasthan, India: combined trace element and oxygen isotope constraints. Journal of the Geological Society of India 47: 611-619.

141. Sial, A.N., Long , L.E. and Ferreira, V.P., 1996. O, H, S and Sr isotopes in two Brasiliano-age granitic intrusions, state of Ceará, NE Brazil. Acta Geologica Hungarica 39:170-173.

142. Ferreira,V.P., Sial, A.N. and Menor, E.A., 1996. Carbon and oxygen isotopes in offshore and continental Mesozoic and Tertiary limestones, NE Brazil: The K-T Boundary and Tertiary climatic variations. Acta Geologica Hungarica 39: 43-46.

143. Toselli, A.J., Sial, A.N., Saavedra, J., Toselli, J.N., Ferreira, V.P., 1996. Geochemistry and genesis of the S-type, cordierite-andalusite-bearing, Capillitas composed batholith, Pampean Range, NW Argentina. International Geology Review 38: 1040-1053.

144. Fodor, R.V., Dobosi, G. and Sial, A.N., 1995. Zoned clinopyroxenes in alkalic basalt: clues to fractio-nation histories for seemingly primitive magmas. Chemie der Erde 55: 133-148.

145. Ferreira, V.P., Sial, A.N., Cruz, M.J.M., 1995. Mineral chemistry of mica-pyroxenite xenoliths in Neoproterozoic ultrapotassic syenitic magmas, NE Brazil. In: U.G. Cordani and D.P. Svisero (eds.), Anais da Academia Brasileira Ciências 67: 307-320.

146. Maheshwari, A., Coltorti, M. and Sial, A.N., 1995. Petrogenesis and tectonic setting of Malani rhyolites: Evidence by trace elements and oxygen isotope composition. Current Science 68: 954-956.

147. Ferreira, V.P., Sial, A.N. and Whitney, J.A., 1994. Large-scale silicate liquid immiscibility: a possible example from northeastern Brazil. Lithos 33: 285-302.

148. Ferreira, V.P. and Sial, A.N., 1993. Mica-pyroxenite as a probable source for ultrapotassic and potassic magmas in Northeastern Brazil. Sial, A.N. and Ferreira, V.P. (eds), Anais Academia Brasileira de Ciências 65: 51-62.

149. Sial, A.N., 1993. Contrasting metaluminous magmatic epidote-bearing granitic suites from two Precambrian Foldbelts in Northeast Brazil. Sial, A.N. and V.P. Ferreira (eds), Academia Brasileira de Ciências, Rio de Janeiro. Anais Academia Brasileira Ciências 65: 141-162.

150. Mariano, G. and Sial, A.N., 1993. High K-calc-alkalic vs. shoshonitic granitic magmatism in northeast Brazil. Academia Bras. de Ciências, Rio de Janeiro. Sial, A.N. e Ferreira, V.P. (eds), Anais Academia Brasileira Ciências 65: 119-130.

151. Ferreira, V.P. and Sial, A.N., 1993. Pyroxene and amphibole chemistry of peralkalic ultrapotassic sye-nites and associated pyroxenite, NE Brazil: an approach to test liquid immiscibility process. Revista Brasileira de Geociências 23: 139-146.

152. Ferreira, V.P., Sial, A.N. and Whitney, J.A., 1992. Imiscibilidade de líquidos como o principal processo magmatico na formação de sienitos peralcalinos ultrapotassicos e piroxeníticos associados no Precambriano do Nordeste do Brasil. Anais Academia Brasileira de Ciências 64: 367-382.

153. Sial, A.N., 1991. Epidote-bearing calc-alkaline granitoids in Northeast Brazil: Revista Brasileira Geociências 20: 88-100.

154. Sial, A.N., Fodor, R.V. and Long, L.E., 1991. Peridotite xenoliths and Tertiary alkaline basalts in Northeastern Brazil: 5. Int. Kimberlite Conference, Field Guide book, CPRM (special publication 3/91, edited by: O.H. Leonardos, H. O. Meyer and J.C. Gaspar, pp. 3-13, Araxá.

155. Sial, A.N., Sasaki, A. and Ferreira, V.P., 1990. Sulfur and oxygen isotopes geochemistry of granitoids from Northeast Brazil. Bulletin of the Faculty of Education, Ibaraki Univerdity (Natural Science Series) 39: 3-12.

156. Fodor, R.V., Sial, A.N., Mukasa, S.B. and McKee, E.H., 1990. Petrology, isotope characteristics, and K-Ar ages of the Maranhão, Northern Brazil, Mesozoic basalt province. Contributions to Mineralogy and Petrology l04: 555-561.

157. Mariano, G. and Sial, A.N., 1990. Coexistence and mixing of magmas in the Late Precambrian Itaporanga batholith, state of Paraiba, Northeastern Brazil. Revista Brasileira de Geociências 20: 101-110.

158. Sial, A.N. and Ferreira, V.P., 1990. Granitoids in northeastern Brazil: oxygen and sulfur isotope compositions and depths of emplacement. Journal South American Earth Sciences 3: 103-112.

159. Mariano, G., Sial, A.N. and N. Herz, 1990. Oxygen isotope geochemistry of a potassic porphyritic calc-alkaline composite pluton: the Itaporanga batholith, state of Paraiba. Revista Brasileira de Geociências 20: 159-164.

160. Choudhuri, A., Sial, A.N. and Oliveira, E. P., 1990. Unmetamorphosed Proterozoic tholeiite dykes from the northern Amazon craton, Guiana, the evolution of basaltic magmatism. Publication 23, International Geological Correlation Program (IGCP). A.J. Parker, P.C. Rickwood, and D. H. Tucker (eds.), A.A. Balkema, pp. 275-283.

161. Sial, A.N. and Ferreira, V.P., 1988. Brasiliano age peralkalic plutonic rocks of the central structural domain, Northeast Brazil, Rendicontti della Societa Italiana di Mineralogia e Petrologia 43: 307-342.

162. McMurry, J., Long, L.E. and Sial, A.N., 1987. Evolution of a heterogeneous, continentally derived granite: Dona Inês pluton, Northeast Brazil. Journal of Geology 95: 107-111.

163. McMurry, J., Long, L.E. and Sial, A.N., 1987. Petrology and isotopic systematics of magma/crystal mushes: some porphyritic granitoids of Northeast Brazil, Revista Brasileira de Geociências 17: 473-480.

164. Sial, A.N., 1987. The Tertiary alkaline province of Fortaleza, state of Ceará, Brazil: oxygen isotopes and REE geochemistry. Geochimica Braziliensis 1: 41-51.

165. Sial, A.N., Oliveira, E.P. and Choudhuri, A., 1987. Mafic dyke swarms of Brazil. Geological Association of Canada Special paper 34: 467-481.

166. Long , L.E., Sial, A.N. , Nekvasil, H. and Borba, G.S., 1986. Origin of granite at Cabo de Santo Agostinho, Northeast Brazil: Contribution of Mineralogy and Petrology 92: 341-350.

167. Sial, A.N., 1986. Granite-types of Northeast Brazil: current knowledge. Revista Brasileira de Geociências 16: 54-72.

168. V.P. Ferreira, V.P. and Sial, A.N., 1986. The peralkalic magmatism in the Precambrian Cachoeirinha-Salgueiro Fold Belt, Northeast Brazil: geochemical aspects. Revista Brasileira de Geociências 16: 73-85.

169. Fodor , R.V., Corwin, C. and Sial, A.N., 1985. Crustal signatures in the Serra Geral flood-basalt province southern Brazil: O and Sr isotope evidence. Geology 13: 763-765.

170. Sial, A.N., Silva Filho, A.F. and Guimarães, I.P., 1983. Mineral chemistry of the Late Precambrian Salgueiro batholith, state of Pernambuco, Northeast Brazil. Anais Academia Brasileira de Ciencias 55: 55-69.

171. Sial, A.N., 1982, Chemical behavior of chromian spinels from ultrabasic nodules included in the Tertiary basalts of Rio Grande do Norte and Paráiba, Northeast Brazil. Geological Survey of India 112: 21-31.

172. Sial, A.N., Long, L.E., Pessoa, D.A. and Kawashita, K., 1981. Potassium-argon age and strontium isotope geochemistry of Mesozoic and Tertiary basaltic rocks, Northeastern Brazil. Anais da Academia Brasileira de Ciências 53: 115-122.

171. Sial, A.N., Long, L.E. and Figueiredo, M.H., 1981. Rare earth element geochemistry of the Meruoca and Mucambo plutons, Ceará, Northeast Brazil. Chemical Geology 31: 271-283.

174. Berbet, C.O., Svisero, D.P., Sial, A.N., and Meyer, H.O., 1981. Upper mantle material in the Brazilian shield. Earth Science Reviews 17: 109-133.

175. Sial, A.N., 1979. Geotermometria de basaltos Tercíarios e Mesozóicos do Nordeste do Brasil. Santa Maria, Rio G. do Sul, Ciência e Natura 1: 77-87.

176. Sial, A.N., 1979. Química mineral dos basaltos Terciários do Rio Grande do Norte e Paraíba. Anais da Academia Brasileira de Ciências 53: 457-471.

177. Sial, A.N., 1979. Algumas idades pelo método de traços de fissão do U238 em apatita versus idades K-Ar de alguns diabásios do Nordeste do Brasil. Estudos e Pesquisas, Universidade Federal de Pernambuco, Departamento de Geologia, Série B 3: 49-62.

178. Sial, A.N., 1978. Major and trace chemistry of the Tertiary basaltic suite of Rio Grande do Norte, Northeast Brazil. Brasilia, Jornal de Mineralogia (volume Djalma Guimarães) 7: 119-128.

179. Sial. A.N., 1977. Petrology and mineral chemistry of peridotite nodules included in the Tertiary basaltic rocks of Northeast Brazil. Geological Society of America Bulletin 88: 1173-1176.

180. Brito Neves, B.B., Sial, A.N. and Albuquerque, J.P., 1977. Vergência centrífuga residual no sistema de dobramentos Sergipano. Revista Brasileira de Geociências 7: 102-114.

181. Sial, A.N., 1976. The Post-Paleozoic volcanism of Northeast Brazil and its tectonic significance. Intern. Symp. on Continental Margins of the Atlantic type. Anais da Academia Brasileira de Ciências 45: 299-311.

182. Sial, A.N., 1976. The Rio Grande do Norte alkali-olivine basalt association, Northeast Brazil. Revista Brasileira de Geociências 8: 1-14.

183. Sial, A.N. , Pessoa, D.A. and Kawashita, K., 1976. New potassium-argon ages, strontium isotope ratio measurement and chemistry of Mesozoic basalts, state of Maranhão, Northeast Brazil. Boletim Mineralógico 4: 59-72.

184. Mazoires, J., Saucier, H., Saucier, M., Sial, A.N. and Menor., E.A., 1971. Magmatisme terrestre - Etude Paleomagnetique de lavas de l’íle de Fernando de Noronha. Comptes Rendue de L’Academie de Sciences de Paris 273: 551-554.

185. Sial, A.N., 1968. Petrologia dos charnockitos de duas localidades em Pernambuco. Jornal de Mineralogia VI: 41-80, edição Especial do Decenário.


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