 | Soares, D. R., Beurlen, H., Barreto, S. d. B., Da Silva, M. R. R., Ferreira, A. C. M. (2008) COMPOSITIONAL VARIATION OF TOURMALINE-GROUP MINERALS IN THE BORBOREMA PEGMATITE PROVINCE, NORTHEASTERN BRAZIL. The Canadian Mineralogist, 46 (5) 1097-1116 doi:10.3749/canmin.46.5.1097 | Journal (article/letter/editorial) | | THE BORBOREMA PEGMATITE PROVINCE, NORTHEASTERN BRAZIL Dwight Rodrigues SOARES§ Centro Federal de Educação...Coelho Lemos, 671, 58100-000, Campina Grande, State of Paraíba, Brazil Hartmut BEURLEN Programa de Pós-Graduação...Ramos s.n., 54740-530, Recife, State of Pernambuco, Brazil Sandra de Brito BARRETO and Marcelo Reis Rodrigues...Ramos s.n., 54740-530, Recife, State of Pernambuco, Brazil Ana Claudia Mousinho FERREIRA Centro Federal de...Coelho Lemos, 671, 58100-000, Campina Grande, State of Paraíba, Brazil Abstract Various species of the |  | Witzke, T., Steins, M., Doering, T., Schuckmann, W., Wegner, R., Pöllmann, H. (2011) Fluornatromicrolite, (Na,Ca,Bi)2Ta2O6F, a new mineral from Quixaba, Paraíba, Brazil. The Canadian Mineralogist, 49 (4) 1105-1110 doi:10.3749/canmin.49.4.1105 | Journal (article/letter/editorial) | | Bi)2Ta2O6F, A NEW MINERAL SPECIES FROM QUIXABA, PARAÍBA, BRAZIL Thomas WITZKE§ Martin-Luther-Universität Halle...1611-66075-110, Belém, Pará, Brazil Reinhard WEGNER Universidade Federal do Paraíba, Centro Ciências e Tecnologia...Universitaria, Bloco BS, Campus II, Campina Grande, Paraíba, Brazil Herbert PÖLLMANN Martin-Luther-Universität...Quixaba village, municipality of Frei Martinho, Paraíba, Brazil. Fluornatromicrolite forms adamantine green...green regular to flattened octahedral crystals in albite. The streak is white, the Mohs hardness is 5, and |  | Beurlen, H., Thomas, R., Melgarejo, J. C., Da Silva, J. M. R., Rhede, D., Soares, D. R., Da Silva, M. R. R. (2013) Chrysoberyl-sillimanite association from the Roncadeira pegmatite, Borborema Province, Brazil: implications for gemstone exploration. Journal of GEOsciences, 58 (2) 79-90 | Journal (article/letter/editorial) | | from the Roncadeira pegmatite, Borborema Province, Brazil: implications for gemstone exploration Hartmut...Hélio Ramos s.n., 50740–530, Recife, Pernambuco, Brazil; beurlen@ufpe.br Helmholtz-Centre Potsdam, German...Tecnologia da Paraíba (IFPB), R. Tranquilino Coelho Lemos 671, 58100–000, Campina Grande – Paraíba, Brazil Corresponding...Borborema Pegmatite Province (BPP) in northeastern Brazil is reported from up to 0.5 m large boulders in...origin of the chrysoberyl by the reaction Beryl + albite + muscovite + H+ = chrysoberyl + quartz + sillimanite |  | 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) | | CABEÇA (BOQUEIRÃO) AND MORRO REDONDO PEGMATITES, BRAZIL Vladimir BERMANEC§ Institute of Mineralogy and...Preto, Campus do Morro do Cruzeiro, Ouro Preto, MG, Brazil Radek ŠKODA Institute of Geological Sciences,...University of Campina Grande, Av. A. Veloso, 882 – Bodocongó, Campina Grande, PB, 58109.970 Brazil Sandra...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, Minas |  | Palinkas, S. S., Wegner, R., Cobic, A., Palinkas, L. A., De Brito Barreto, S., Vaczi, T., Bermanec, V. (2014) The role of magmatic and hydrothermal processes in the evolution of Be-bearing pegmatites: Evidence from beryl and its breakdown products. American Mineralogist, 99 (2) 424-432 doi:10.2138/am.2014.4500 | Journal (article/letter/editorial) | | Federal de Campina Grande, Av. Aprígio Veloso, 882, Bodocongó, Campina Grande, PB, Brazil 3 Department...S/N. 5 andar., Cidade Universitária, Recife, PE, Brazil 4 Department of Mineralogy, Eötvös Loránd University...the Borborema Pegmatite Province in northeastern Brazil contain several generations of melt and fluid inclusions...Borborema Pegmatite Province (BPP) in northeastern Brazil, beryl is hydrothermally altered to a mixture of...sabina.strmic@inet.hr The BPP in northeastern Brazil hosts over 1000 granitic pegmatite bodies (Da Silva |  | Santos, Roberto Ventura, Santos, Edilton J. dos, Neto, João Adauto de Souza, Carmona, Luis Christian Montreuil, Sial, Alcides Nóbrega, Mancini, Luis Henrique, Santos, Lauro Cézar Montefalco de Lira, Nascimento, Gilzênia Henrique do, Mendes, Lucas UpaDafubigin Santos, Anastácio, Emerson Marcello Ferreira (2013) Isotope geochemistry of Paleoproterozoic metacarbonates from Itatuba, Borborema Province, Northeastern Brazil: Evidence of marble melting within a collisional suture. Gondwana Research, 23 (1) 380-389 doi:10.1016/j.gr.2012.04.010 | Journal (article/letter/editorial) | | from Itatuba, Borborema Province, Northeastern Brazil: Evidence of marble melting within a collisional...de Brasília (UnB), CEP 70910-900, Brasília, DF — Brazil Dept. de Geologia, Universidade Federal Pernambuco...Pernambuco (UFPE), 50.740-530, Recife (PE), Brazil c Dept. de Geologia, Centro de Ciências, Universidade Federal...Fortaleza (CE), Brazil d NEG-LABISE, Dept. de Geologia, UFPE, C.P. 7852, Recife, 50670-000, Brazil b a r t...domain of the Borborema Province, Northeastern Brazil, there are metacarbonates associated with banded |  | | Journal (article/letter/editorial) | | Post-Collisional Granites in the Borborema Province - NE Brazil: The Queimadas Pluton Cicera Neysi de Almeida,...Geologia, Universidade Federal de Pernambuco - Recife, Brazil, E-mail: neysi@npd.ufpe.br (Manuscript received...Borborema Province is a large region in northeastern Brazil, north of the S5o Francisco Craton (Fig. 11, which...5, No. 3,2002 A-TYPE GRANITES FROM NORTHEAST BRAZIL 669 Pessoa 36'W Fig. 2. Sketch Geologic map...Paleoproterozoic embasement, a - Queimadas Pluton, b - Campina Grande Granitic Complex, PBT - Pianc6-Alto Brigida |  | Guimarães, Ignez P., Da Silva Filho, Adejardo F., Almeida, Cícera Neysi, Van Schmus, W.R., Araújo, João M.M., Melo, Silvana C., Melo, Evenildo B. (2004) Brasiliano (Pan-African) granitic magmatism in the Pajeú-Paraíba belt, Northeast Brazil: an isotopic and geochronological approach. Precambrian Research, 135 (1) 23-53 doi:10.1016/j.precamres.2004.07.004 | Journal (article/letter/editorial) | | magmatism in the Pajeú-Paraı́ba belt, Northeast Brazil: an isotopic and geochronological approach Ignez...Pernambuco Federal University, Recife, Brazil b CNPq DCR- Research, Brazil Department of Geology, 1475 Jayhawk...Engineering, Pernambuco Federal University, Recife, Brazil Received 9 December 2003; accepted 7 July 2004...Brasiliano/Pan-African Orogeny in the Borborema Province (BP) NE Brazil, is characterized by intense granitic magmatism...Province (BP) comprises a large region in northeastern Brazil, north of the São Francisco Craton (Fig. 1A). |  | 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) | | OF GEM-QUALITY “PARAÍBA TOURMALINE” IN GRANITIC PEGMATITES FROM NORTHEASTERN BRAZIL Hartmut BEURLEN§...Hélio Ramos s.n., 50740–530, Recife, Pernambuco, Brazil Odúlio J.M. de MOURA H&R Exportação e Importação...Valadares, MG, Brazil Dwight R. SOARES Instituto Federal de Educação, Ciência e Tecnologia da Paraíba (IFPB)...Tranquilino Coelho Lemos 671, 58100–000, Campina Grande – Paraíba, Brazil Marcelo R.R. DA SILVA Departamento...Hélio Ramos s.n., 50740–530, Recife, Pernambuco, Brazil Dieter RHEDE GeoForschungsZentrum Potsdam, Telegrafenberg |  | | Journal (article/letter/editorial) | | NORTE, AND PEGMA- RIO NORTHEASTERN GRANDE DO BRAZIL. • SANDOVAL CARNEIRO DE ALMEIDA, W. D. JOHNSTON...midwaybetweenNatal andRecifeon the northeastcoastof Brazil (Fig. 1). Theyhavebeendescribed by De Moraes •...fieldofficewith a well-equipped• chemical laboratoryat Campina Grande,for thepurpose of increasing theproduction...Avulso 38, 1939. •o6 PEGMATITES OF NORTHEASTERN BRAZIL. 207 fromthestart.In late'May andearlyJune, 1942...showinglocationof the pegmatitearea in northeastern Brazil. spentthreeweeksin the pegmatitearea,driving over |  | | Journal (article/letter/editorial) | | rare-element pegmatites in the Borborema Province of Brazil Robert B. Trumbull a,⁎, Hartmut Beurlen b, Michael...Recife, Pernambuco, Brazil Instituto Federal de Educação, Ciência e Tecnologia da Paraíba (IFPB), R. Tranquilino...Tranquilino Coelho Lemos 671, 58100-000 Campina Grande, Paraíba, Brazil a r t i c l e i n f o Article history:...SIMS B-isotopes Elbaite Rare-element pegmatites Paraíba tourmaline a b s t r a c t Tourmaline chemical...pegmatite in the Borborema Pegmatite Province of NE Brazil, and also from a leucogranite considered to be |  | 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) | | fractionation in the Borborema Province, Northeastern Brazil Hartmut Beurlen & Marcelo R. R. Da Silva & Rainer...Borborema Pegmatitic Province (BPP), northeastern Brazil, is historically important for tantalum mining...the production of gem quality, turquoise blue, ‘Paraíba Elbaite.’ With more than 750 registered mineralized...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 |  | | Journal (article/letter/editorial) | | of the Alto do Giz, near Equador, Rio Grande do Norte, Brazil, reveals an interesting series of tantalum...of the numerous pegmatite operations in northern Brazil is a relatively recent development, since the beginning...Northeast, and in 1940 they established in Campina Grande, the rail head in Paraiba, an office and analytical...de Oliveira, and his laboratory Director at Campina Grande, Paraiba, Dr. Onofre Pereira Chave. The owner...1944 by James E. Moore at the field office in Campina Grande. The writer also wishes to express his appreciation |  | Maciel, Ingrid, Dettori, Angela, Balsamo, Fabrizio, Bezerra, Francisco, Vieira, Marcela, Nogueira, Francisco, Salvioli-Mariani, Emma, Sousa, Jorge (2018) Structural Control on Clay Mineral Authigenesis in Faulted Arkosic Sandstone of the Rio do Peixe Basin, Brazil. Minerals, 8 (9) 408 doi:10.3390/min8090408 | Journal (article/letter/editorial) | | Faulted Arkosic Sandstone of the Rio do Peixe Basin, Brazil Ingrid B. Maciel 1 , Angela Dettori 2 , Fabrizio...Universidade Federal do Rio Grande do Norte, Natal, RN 59078-970, Brazil; ingridbmaciel@gmail.com (I...Geology, Federal University of Rio Grande do Norte, Natal, RN 59078-970, Brazil; marcela@geologia.ufrn.br Department...Engineering, Federal University of Campina Grande, Campina Grande, PB 58100-000, Brazil; aulascezar@gmail.com Petrobras...Research Center—CENPES, Rio de Janeiro, RJ 21941-915, Brazil; jorgeabs@petrobras.com.br Correspondence: fabrizio |  | Bermanec, Vladimir, Wegner, Reinhard, Kniewald, Goran, Rakvin, Boris, Palinkaš, Ladislav A., Rajić, Maša, Tomašić, Nenad, Furić, Krešimir (2005) The role of uranium (V) ion in the chemical composition of meta-autunite from pegmatites of Quintos de Baixo, Brazil. Neues Jahrbuch für Mineralogie - Abhandlungen, 181 (1) 27-38 doi:10.1127/0077-7757/2005/0181-0001 | Journal (article/letter/editorial) | | meta-autunite from pegmatites of Quintos de Baixo, Brazil Vladimir Bermanec, Zagreb, Reinhard Wegner, Paraiba...the pegmatite mineralization of Quintos de Baixo, Brazil was investigated. The total uranium content and...pegmatite, in the Borborema region of northeastern Brazil, is the host rock for a variety of uranium minerals...in meta-autunite from the Borborema pegmatite in Brazil. Moreover, it has very recently been established...Parelhas in Rio Grande do Norte, in the Borborema Pegmatite Province, Northeastern Brazil. It is discordantly |  | Souza Neto, João Adauto, Legrand, Jean Michel, Volfinger, Marcel, Pascal, Marie-Lola, Sonnet, Philippe (2008) W–Au skarns in the Neo-Proterozoic Seridó Mobile Belt, Borborema Province in northeastern Brazil: an overview with emphasis on the Bonfim deposit. Mineralium Deposita, 43 (2) 185-205 doi:10.1007/s00126-007-0155-1 | Journal (article/letter/editorial) | | Mobile Belt, Borborema Province in northeastern Brazil: an overview with emphasis on the Bonfim deposit...located in the Borborema Province in northeastern Brazil and consists of a gneiss basement (Archean to Paleo-Proterozoic)...s/n, Cidade Universitária, CEP 50.740-530 Recife, Brazil e-mail: adauto@ufpe.br J. M. Legrand Departamento...Federal do Rio Grande do Norte, Campus Universitário, Lagoa Nova, CEP 59.072-970 Natal, Brazil M. Volfinger...Bonfim . Borborema Province . Seridó Mobile Belt . Brazil Introduction Skarn deposits host a large variety |  | Witzke, Thomas, Wegner, Reinhard, Doering, Thomas, Pöllmann, Herbert, Schuckmann, Walter (2000) Serrabrancaite, MnPO4·H2O, a new mineral from the Alto Serra Branca pegmatite, Pedra Lavrada, Paraiba, Brazil. American Mineralogist, 85 (5) 847-849 doi:10.2138/am-2000-5-627 | Journal (article/letter/editorial) | | Serra Branca pegmatite, Pedra Lavrada, Paraiba, Brazil THOMAS WITZKE,1,* REINHARD WEGNER,2 THOMAS DOERING...Universitaria, Bloco BS, Campus II, Campina Grande, Paraiba, Brazil 3 Institut für Mineralogie, Kristallographie...Campus do Guamá, CP 1611-66075-110, Belém, Pará, Brazil 2 ABSTRACT Serrabrancaite is a new manganese phosphate...Serra Branca pegmatite near Pedra Lavrada, Paraiba, Brazil. The mineral occurs as dark brown to dark greenish...village Pedra Lavrada in the state of Paraiba, Brazil. The pegmatite has been mined since the early 1940s |  | Zhuang, Guanzheng, Zhang, Zepeng, Peng, Shanmao, Gao, Jiahua, Pereira, Francisco A. R., Jaber, Maguy (2019) The Interaction between Surfactants and Montmorillonite and its Influence on the Properties of Organo-Montmorillonite in Oil-Based Drilling FluIDS. Clays and Clay Minerals, 67 (3) 190-208 doi:10.1007/s42860-019-00017-0 | Journal (article/letter/editorial) | | Center, Universidade Estadual da Paraíba, Campina Grande, Paraíba, Brazil Abstract—The increasing demands...value Corundum Montmorillonite Quartz Calcite Albite Pyrite (104) (020) (101) (104) (002) (200) 35...montmorillonite (88%), quartz (7%), calcite (2%), albite (2%), and pyrite (1%) (Table 2). The cation exchange...JCPDS cards of montmorillonite, quartz, calcite, albite, and pyrite Clays and Clay Minerals Table 2...sample Component Montmorillonite Quartz Calcite Albite Pyrite Mass (%) 88% 7% 2% 2% 1% was obtained |  | | Journal (article/letter/editorial) | | of the JacobinaContendas Mirante belts (Bahia, Brazil)" Geologic and isotopic constraints on the sources...Instituto de Geoci~ncias, UFBA, 40161 Salvador (BA) (Brazil) 2Companhia Baiana de Pesquisa Mineral (CBPM),...Centro Administrativo da Bahia, 41500 Salvador (BA) (Brazil) aCNRS and Blaise Pascal University, F-63038 Clermont-Ferrand...of the JacobinaContendas Mirante belts (Bahia, Brazil): Geologic and isotopic constraints on the sources...features of the S~o Francisco craton in Bahia state, Brazil, may be summarized by three commonly accepted units |  | | Journal (article/letter/editorial) | | the beryl-tantalite pegmatites of northeastern Brazil. These pegmatites have been described in some detail...most of these cover-rocks,and in the Paraiba-Rio Grande do Norte area has cut into the peneplane surface...be grouped roughly into three 47t4il rtc !€nn, GRANDE I ; I\-----36' PERNAIHBUco Frc. 1 +. 52 JOSEPH... Onofre Chavez, engineerof the D.N.P.M. at Campina Grande, who was assignedto me as guide and mentor...qvartz and microcline, with lessermuscovite and albite (cleavelandite). The minor minerals include beryl |  | | Journal (issue) | | War Effort PARELHAS, BRAZIL-Deep in this barren interior of northeastern Brazil, Americans and Brazilians...materials rushed by air to the United St~tes from Brazil and other nations, tantalite alone holds down the...square miles through the states of Paraiba and Rio Grande do Norte. Mining men compare the tantalite operation...Mineral Production built a chemical laboratory at Campina Grande, about 100 miles from here, to analyze and...tantalne mine in 1he de; olate interior of Northe 11 Brazil. T hi1 is a small plater mine using crude methods |  | | Journal (article/letter/editorial) | | "Borborema%Belt (States of Paraiba and Rio Grande do Norte; northeastern Brazil) and the origin of its mineral provinces...In the crystalline area of the "Borborema" in NE Brazil the filaal geologic event was a strong static recrysta]lization...paragenesis. Scheelite occurs also in common quartz-albite-veins. The famous pegrnatite-province (Ta, Nb,...recristaliza~io estatiea que reprensenta o flltimo grande aconteeimento geol6gico da firea. Profundas fendas...the border line of the States of Paraiba and Rio Grande do Norte. This use will be maintained here although |  | | Journal (article/letter/editorial) | | Campus II UFPb, CP 10094 58.109-970, Campina Grande Pb, Brazil responding end members are fluorapatite...collected in the Ipirá area (Bahia province – Brazil); the locality is situated about 20 km North of...standards: P and Ca (Durango apatite), Si and Na (Amelia albite) while, for S, stoichiometric FeS2 was used. Quantitative...Cu-bearing hypersthenites of the Curaça valley, Bahia-Brazil. Rev Brasil Geosci 26: 181–196 Ferraris C, Chopin |  | | Journal (issue) | | FEATURE ARTICLES 260 An Update on “Paraíba” Tourmaline from Brazil James E. Shigley, Brian C. Cook, Brendan...deposit in Paraíba State, and similar tourmalines are also being mined in adjacent Rio Grande do Norte...corundum from Wyoming • Green kyanite from Bahia, Brazil • “Ruby Rock” cabochons • Tourmaline from Warner...More recently, Brendan has visited Madagascar and Brazil to obtain first-hand knowledge of important gem...offers a medley of gemological topics: “Paraíba” tourmaline from Brazil, spessartine garnet from California |  | Guimarães, Ignez Pinho, Van Schmus, William R., de Brito Neves, Benjamin B., Bretas Bittar, Sheila M., Silva Filho, Adejardo F., Armstrong, Richard (2012) U–Pb zircon ages of orthogneisses and supracrustal rocks of the Cariris Velhos belt: Onset of Neoproterozoic rifting in the Borborema Province, NE Brazil. Precambrian Research, 192. 52-77 doi:10.1016/j.precamres.2011.10.008 | Journal (article/letter/editorial) | | Neoproterozoic rifting in the Borborema Province, NE Brazil Ignez Pinho Guimarães a,∗ , William R. Van Schmus...Pernambuco Federal University, Recife, Pernambuco, Brazil Department of Geology, Room 120, 1475 Jayhawk Blvd...Paulo, SP, Brazil d Agronomy Engineering Department, Rural Federal University, Recife, PE, Brazil e Research...the Central Domain of the Borborema Province, NE Brazil, indicate the presence of two distinct tectono-stratigraphic...the Southern domain). The Macaúbas Group from SE Brazil and its counterparts in Africa, the Zadanian and |
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