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Brazil | |
| Cassedanne, Jacques P., Nen, Luizhélio Barreto da Silva (1991) Strontian Crandallite from the Alto Benedito Pegmatite, Paraiba, Brazil. The Mineralogical Record, 22 (3) 183-185 |
| Pavel.M. Kartashov (n.d.) analytical data. |
| [var. Cleavelandite] Scares, D. R., Ferreira, A. C. M., da Silva, R. R., & Ferreira, V. P. (2008). Alkali-Deficient elbaite from pegmatites of the serido region, Borborema Province, Ne Brazil. Brazilian Journal of Geology, 30(2). Ferreira, A., Ferreira, V. P., Soares, D. R., & Vilarroel-Leo, H. S. (2005). Chemical and mineralogical characterization of elbaites from the Alto Quixaba pegmatite, Seridó province, NE Brazil. Anais da Academia Brasileira de Ciências, 77(4), 729-743. |
| Beurlen, H., Thomas, R., Soares, D. R., & Da Silva, M. R. R. (2018). Nigerite Group “Zinconigerite-(6n6s)” Variety in the Roncadeira Pegmatite, Nova Palmeira-county State of Paraíba, Borborema Province, NE-brazil. Estudos Geológicos, 28(1), 35-55. Beurlen, H., Thomas, R., Melgarejo, J. C., Da Silva, J. M. R., Rhede, D., Soares, D. R., & Da Silva, M. R. (2013). Chrysoberyl-sillimanite association from the Roncadeira pegmatite, Borborema Province, Brazil: implications for gemstone exploration. Journal of GEOsciences, 58(2), 79-90. |
| [var. Cleavelandite] Murdoch, J. (1955) Phosphate minerals of the Borborema pegmatites: I-Patrimonio. American Mineralogist: 40: 50-63. |
| King, Van (n.d.) Personal communcation. |
| various added photos |
| Souza Neto, J.A., Legrand, J.M., Volfinger, M., Pascal, M.-L., and Sonnet, P. (2008): Mineralium Deposita 43, 185-205. |
| Beurlen, H., Da Silva, M.R.R., Thomas, R., Soares, D.R., and Olivier, P. (2008): Nb–Ta–(Ti–Sn) oxide mineral chemistry as tracer of rare element granitic pegmatite fractionation in the Borborema Province, Northeastern Brazil. Mineralium Deposita 43, 207-228. various added photos |
| Rob Lavinsky specimen |
| [var. Cleavelandite] Scares, D. R., Ferreira, A. C. M., da Silva, R. R., & Ferreira, V. P. (2008). Alkali-Deficient elbaite from pegmatites of the serido region, Borborema Province, Ne Brazil. Brazilian Journal of Geology, 30(2). www.sbgeo.org.br (2002) http://www.sbgeo.org.br/572.html |
| Santiago, J. S., Souza, V. D. S., Dantas, E. L., & Oliveira, C. G. D. (2020). Ediacaran emerald mineralization in Northeastern Brazil: the case of the Fazenda Bonfim Deposit. Brazilian Journal of Geology, 49. Santiago, J. S., Souza, V. D. S., Filgueiras, B. D. C., & Jiménez, F. A. C. (2018). Emerald from the Fazenda Bonfim Deposit, northeastern Brazil: chemical, fluid inclusions and oxygen isotope data. Brazilian Journal of Geology, 48, 457-472. |
| Bermanec, V. (2019) Formation Conditions and 40Ar/39Ar Age of the Gem-Bearing Boqueirão Granitic Pegmatite, Parelhas, Rio Grande do Norte, Brazil. Minerals 2019, 9, 233. Amores, S., Brito Barreto, S. D., Espallargas, R., Fontan, F., & Melgarejo i Draper, J. C. (2014). Phosphate sequence study of Boqueirâo pegmatite (Rio Grande Do Norte State, Brazil). Estudos Geológicos vol. 24(2):3-14 Amores Casals, Sandra, Brito Barreto, Sandra de, Espallargas, Ruben, Fontan, François, Melgarejo Draper, Joan Carles (2014) Phosphate sequence study of Boqueirâo pegmatite (Rio Grande Do Norte State, Brazil) Estudos Geológicos, 24 (2) www.ufpe.br (n.d.) https://www.ufpe.br/estudosgeologicos/paginas/edicoes/2009192/2009192t69.pdf Strmić Palinkaš, S. Palinkaš, L. Neubauer, F. Scholz, R. Borojević Šoštarić, S. |
| Carrino, Thais Andressa, Barreto, Sandra de Brito, Oliveira, Paula Jussara Azevedo de, Araújo Neto, José Ferreira de, Correia, Aldine Maria de Lima (2019) Linking gemology and spectral geology: a case study of elbaites from Seridó Pegmatite Province, Northeastern Brazil. Brazilian Journal of Geology, 49 (2) doi:10.1590/2317-4889201920180113 de Brito Barreto, S., & Bretas Bittar, S. M. (2010). Los depósitos de gemas de Brasil: localización, producción e impacto económico. Boletín de la Sociedad Geológica Mexicana, 62(1), 123-140. Baumgartner et al (2006), Canadian Mineralogist: 44: 69-86. |
| Da Silva, M.R.R. (2011): Petrogenetic significance of LA-ICP-MS trace-element data on quartz from the Borborema Pegmatite Province, northeast Brazil. Mineralogical Magazine 75, 2703-2719. de Brito Barreto, S., & Bretas Bittar, S. M. (2010). Los depósitos de gemas de Brasil: localización, producción e impacto económico. Boletín de la Sociedad Geológica Mexicana, 62(1), 123-140. Beurlen, H. Müller, A. Silva, D. |
| [var. Cleavelandite] Scares, D. R., Ferreira, A. C. M., da Silva, R. R., & Ferreira, V. P. (2008). Alkali-Deficient elbaite from pegmatites of the serido region, Borborema Province, Ne Brazil. Brazilian Journal of Geology, 30(2). |
| Carrino, Thais Andressa, Barreto, Sandra de Brito, Oliveira, Paula Jussara Azevedo de, Araújo Neto, José Ferreira de, Correia, Aldine Maria de Lima (2019) Linking gemology and spectral geology: a case study of elbaites from Seridó Pegmatite Province, Northeastern Brazil. Brazilian Journal of Geology, 49 (2) doi:10.1590/2317-4889201920180113 Fernando Brederodes Collection |
| [var. Cleavelandite] Beurlen, H., Da Silva, M.R.R., Thomas, R., Soares, D.R., and Olivier, P. (2008):Mineralium Deposita 43, 207-228. |
| luigi chiapino |