| Bermanec, V., Horvat, M., Zigovecki GOBAC, Z., Zebec, V., Scholz, R., Skoda, R., Wegner, R., Brito Barreto, S. d., Dodony, I. (2012) Pseudomorphs of Low Microcline After Adularia Fourlings from the Alto Da Cabeca (Boqueirao) and Morro Redondo Pegmatites, Brazil. The Canadian Mineralogist, 50 (4) 975-987 doi:10.3749/canmin.50.4.975 | Journal (article/letter/editorial) | FOURLINGS FROM THE ALTO DA CABEÇA (BOQUEIRÃO) AND MORRO REDONDO PEGMATITES, BRAZIL Vladimir BERMANEC§ Institute...University of Ouro Preto, Campus do Morro do Cruzeiro, Ouro Preto, MG, Brazil Radek ŠKODA Institute of Geological...University of Campina Grande, Av. A. Veloso, 882 – Bodocongó, Campina Grande, PB, 58109.970 Brazil Sandra de BRITO...Acad. Hélio Ramos s.n., 54740-530, Recife, PE, Brazil István DÓDONY Eötvös Loránd University, Department...crystals from the Alto da Cabeça (Boqueirão), Rio Grande do Norte (sample BQ) and the Morro Redondo, | | Beurlen, H., de Moura, O. J. M., Soares, D. R., Da Silva, M. R. R., Rhede, D. (2011) Geochemical and geological controls on the genesis of gem-quality "Paraiba Tourmaline" in granitic pegmatites from northeastern Brazil. The Canadian Mineralogist, 49 (1) 277-300 doi:10.3749/canmin.49.1.277 | Journal (article/letter/editorial) | TOURMALINE” IN GRANITIC PEGMATITES FROM NORTHEASTERN BRAZIL Hartmut BEURLEN§ Departamento de Geologia, Universidade...Hélio Ramos s.n., 50740–530, Recife, Pernambuco, Brazil Odúlio J.M. de MOURA H&R Exportação e Importação...Imperiais 437, CEP 35042–060, Governador Valadares, MG, Brazil Dwight R. SOARES Instituto Federal de Educação...Tranquilino Coelho Lemos 671, 58100–000, Campina Grande – Paraíba, Brazil Marcelo R.R. DA SILVA Departamento de...Hélio Ramos s.n., 50740–530, Recife, Pernambuco, Brazil Dieter RHEDE GeoForschungsZentrum Potsdam, Telegrafenberg | | Beurlen, Hartmut, Da Silva, Marcelo R. R., Thomas, Rainer, Soares, Dwight R., Olivier, Patrick (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 (2) 207-228 doi:10.1007/s00126-007-0152-4 | Journal (article/letter/editorial) | rareelement granitic pegmatite fractionation in the Borborema Province, Northeastern Brazil Hartmut Beurlen...Borborema Pegmatitic Province (BPP), northeastern Brazil, is historically important for tantalum mining...n., Cidade Universitária, 50740-530 Recife, PE, Brazil e-mail: beurlen@terra.com.br M. R. R. Da Silva...n., Cidade Universitária, 50740-530 Recife, PE, Brazil M. R. R. Da Silva e-mail: marcelor@ufpe.br R. Thomas...possible exploration tool, to trace the degree of pegmatite fractionation and to classify the pegmatites. | | Beurlen, H., Barreto, S. B., Silva, D., Wirth, R., Olivier, P. (2007) TITANIAN IXIOLITE - NIOBIAN RUTILE INTERGROWTHS FROM THE BORBOREMA PEGMATITIC PROVINCE, NORTHEASTERN BRAZIL. The Canadian Mineralogist, 45 (6) 1367-1387 doi:10.3749/canmin.45.6.1367 | Journal (article/letter/editorial) | THE BORBOREMA PEGMATITIC PROVINCE, NORTHEASTERN BRAZIL Hartmut BEURLEN§ Programa de PG em Geociências...Hélio Ramos s.n., 50740–530 Recife, Pernambuco, Brazil Sandra Brito BARRETO Deptamento de Geologia, Universidade...Hélio Ramos s.n., 50740–530, Recife, Pernambuco, Brazil Dailto SILVA Instituto de Geociências, IGE–UNICAMP...Barão Geraldo, 13083–970 Campinas, São Paulo State, Brazil Richard WIRTH GeoForschungsZentrum Potsdam, Telegrafenberg...Hélio Ramos s.n., 50740–530, Recife, Pernambuco, Brazil Abstract Intergrowths of orthorhombic and tetragonal |
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