 | | Book | | Professor Jacques P. Cassedanne Universidade Federal do Rio de Janeiro For his valuable participation in research...1982 Jules Roger Sauer ” Foreword For years Brazil has been the major producer of colored stones in...metamorphic rocks, the variety of gem deposits in Brazil is almost infinite. In addition to the mineral...assemblage one might expect from pegmatite dikes, Brazil also produces a very significant output of diamonds...written in English, and beautifully illustrated. “Brazil, Paradise of Gemstones’, by Jules Roger Sauer, |  | 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 tourmaline-group |  | Strmić Palinkaš, , Palinkaš, , Neubauer, , Scholz, , Šoštarić, , Bermanec, (2019) Formation Conditions and 40Ar/39Ar Age of the Gem-Bearing Boqueirão Granitic Pegmatite, Parelhas, Rio Grande do Norte, Brazil. Minerals, 9 (4) 233 doi:10.3390/min9040233 | Journal (article/letter/editorial) | | Gem-Bearing Boqueirão Granitic Pegmatite, Parelhas, Rio Grande do Norte, Brazil Sabina Strmić Palinkaš 1, * , Ladislav...Federal de Ouro Preto, Ouro Preto MG-31400-000, Brazil; r_scholz_br@yahoo.com Faculty of Mining, Geology...Borborema Pegmatitic Province (BPP) in Northeast Brazil. This pegmatitic province hosts globally important...significant quantities of gemstones, including aquamarine, morganite, and the high-quality turquoise-blue...gem minerals are colored varieties of beryl (aquamarine, heliodor, and morganite), Minerals 2019, 9 |  | | Book | | BARTORELLI ::• . . .. MINERALS & PRECIOUS STONES OF BRAZIL Sponsored by: VALE MINISTER.IO DA CULTURA ©...Crystal of multicolored tourmaline (84 x 26 mm), Lavra do Sapo, Ferruginha, Conselheiro Pena, Minas Gerais...(Camara Brasileira do Livro, SP, Brazil) Cornejo, Carlos .Minerals & precious stones of Brazil. Carlos Cornejo...pedras preciosas do Brasil Bibliography 1. Gemology 2. Geology 3. Minerals - Brazil 4. Minerals- Classification... Mineralogy 6. Mineralogy - Brazil - History 7. Precious stones - Brazil I. Bartorelli, Andrea. II. Title |  | | Journal (issue) | | ARTICLES 260 An Update on “Paraíba” Tourmaline from Brazil James E. Shigley, Brian C. Cook, Brendan M. Laurs...tourmalines are also being mined in adjacent Rio Grande do Norte State. 278 pg. 261 Spessartine Garnet from...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...of gemological topics: “Paraíba” tourmaline from Brazil, spessartine garnet from California, Malaya garnet |  | | Journal (article/letter/editorial) | | René Just Haüy in 1792 using crystals brought from Brazil in 1785. Dana (1892) gives the locality as the...gold”), Figure 2. Euclase, 2.4 cm tall, Ouro Preto, Brazil. Luiz Menezes specimen, Jeff Scovil photo. 544 ...Itabira, Sabinopolis, and Santana do Encoberto in Sao Sebastião do Maranhão (Graziani and Guidi 1980)...called altos, of the Borborema district in Rio Grande do Norte. Exceptional blue gemmy crystals exceeding...blue”) crystals. The nearby Alto dos Mamōes and Alto do Giz pegmatites also supply blue euclase. Among the |  | | Journal (issue) | | Paraiba Tourmaline Revisited Paraiba Tourmaline from Brazil – The Neon-Blue Burn Mozambique Paraiba Tourmaline...& Jewelry Industry President Clement Sabbagh, Brazil Vice Presidents Damien Cody, Australia Nirmal Kumar...Kumar Bardiya, India Treasurer Marcelo Ribeiro, Brazil Secretaries Bruce Bridges, USA Santpal Sinchawla... InColor Rio Tinto Unveils Its Largest Vivid Pink Diamond The 3.14-ct Argyle Alpha diamond. Rio Tinto has...and New York with bids closing on 10 October 2018. Rio Tinto chief executive J-S Jacques said “I am delighted |  | | Journal (issue) | | ........................................... 13 Brazil .................................................Lapidary, Hong Kong; CMP Asia, Hong Kong; GEA, Brazil; Emmanuel Piat, France; Israel Emerald Cutters...Sri Lanka Jacqui Grande, USA DIRECTORS Andrew Cody, Australia Sergio Martins, Brazil Emmanuel Piat, France...to improve the color. Some kunzite buyers from Brazil also discovered that rough crystals they purchased...near Soroby, with some production of tourmaline, aquamarine and kunzite (Kunar Valley) in the states of Nuristan |  | | Journal (issue) | | and Fluorite from the Elmwood mine, Tennessee; Aquamarine from Pakistan; Wire Silver from Kongsberg, Norway;...mine, Namibia; Novacekite from the Brumado mine, Brazil; Elbaite from Nuristan, Afghanistan; Neptunite...Gerais, Brazil; aquamarine (right), 5.1 inches, from the Pioniera mine, Minas Gerais, Brazil; Freilich... entirely new types of mineral specimens can and do get discovered each year. Evaluating unique new finds...barite from the M iekle mine, Nevada; and (center) aquamarine from Dassu, Pakistan. ♦ 9 ♦ Dave W ilber and |  | | Journal (issue) | | Articles 708 Coloured Stone Mining and Trade in Brazil: A Brief History and Current Status By Aurélien...Collection V. L. Villani photo p. 758 Cover Photo: Brazil is the source of a variety of coloured stones,...7.99 ct amethyst, 3.29 ct tourmaline, 2.40 ct aquamarine, 1.12 ct Imperial topaz and 4.84 ct golden beryl...Mong Long, gems such as tourmaline (Figure 4d), aquamarine, spessartine, quartz, topaz, zircon and phenakite...pegmatites are a source of beautiful ‘sky’ blue aquamarine crystals. Six tourmaline samples from Mong Pai |  | | Journal (article/letter/editorial) | | the beryl-tantalite pegmatites of northeastern Brazil. These pegmatites have been described in some detail...of these cover-rocks,and in the Paraiba-Rio Grande do Norte area has cut into the peneplane surface,... PHOSPHATE MINERALS OF THE BORBOREMA PEGMATITES 51 do not rise above the surrounding surface. In the northern...€nn, GRANDE I ; I\-----36' PERNAIHBUco Frc. 1 +. 52 JOSEPH MURDOCH areas: the Picui-Parelhas, Q...the beryl, tantalite and spodumene occur here, as do also the primary phosphates,which appear as patches |  | | Journal (article/letter/editorial) | | gem tourmaline found in Pederneira, Minas Gerais, Brazil. SPECIMEN FROM DANIEL TRINCHILLO ; PHOTO BY J AMES...TOBER 2011 Faceted elbaite stones from Paraíba, Brazil (2.59– 3.68 ct; the stone on the left is about...da Fonseca-Zang 2002). However, these trade names do not universally correlate with tourmaline species...discovery in the late 1980s in the Paraíba State of Brazil (e.g. Fritsch et al. 1990; Beurlen et al. 2011...in Paraíba State and in the neighboring Rio Grande do Norte State (Shigley et al. 2001), and more were |  | | Journal (article/letter/editorial) | | pegmatites from the Borborema Province, Northeast Brazil Hartmut Beurlen ) , Marcelo R.R. da Silva, Claudio...Rua Acad. Helio Ramos s.n. 50.740 530 RECIFE-PE, Brazil Accepted 18 January 2000 Abstract Fluid inclusions...different crystallizing phases of rare-element pegmatites do not seem to be unique. The aim of this work is to...Borborema Pegmatite Province ŽBPP. in Northeast Brazil. Some well-known heterogeneous Be–Ta– ŽLi–Sn. mineralized...map of the Borborema Tectonic Province, Northeast Brazil, modified after Brito Neves Ž1983., showing the |  | | Journal (issue) | | commonly exchangeable. In many zeolites, not only do the extra-framework cations vary widely, but so also...concession at A hlfeld’s tungsten mine at Chicote Grande, which produced hundreds of “wolframite” specimens...New York, 2, 739. PEREZ, B. C., and TENAGO Y DEL RIO, J. G. (1992) Minas y Minerales de Iberoamerica....same small core group of people show up early to do most of the bull work. O f course, this is true with...Arizona material) was offered from Ibiajara, Bahia, Brazil. Most specimens are in the miniature range, although |  | | Book | | AV. PRESIDENTE WILSON, 231 - RIO DE JANEIRO MINES AND MINERALS IN BRAZIL --= ··--· ··- ·-·=- MINES... MINES AND MINERALS IN BRAZIL J OSIAS LEAO (ECONOMIC DIVISION - MINISTRY OF FOREIGN AFFAIRS) CENTRO DE...DE ESTUDOS ECONOMICOS RIO DE JANEIRO PREFACE This book was planned by Dr. Arno Kondei· - head of the...regarding water power and industry of electr·icity in Brazil were specially prepared at the Division of Waters........ 189 SUMMARY OF THE MINERAL RESERVES OF BRAZIL..... . ... ....... . .. 199 STATISTICAL TABLES |  | | Book | | until he managed to reach the land of his dreams, Brazil. A specialist in the field of geology and mineralogy...crystals and the remarkable mineral treasures of Brazil, as well as the incredible adventures and difficulties...UNIQUE MINERALS IN WORLD MUSEUMS GEM TREASURES OF BRAZIL Cyan Magenta Yellow Black 1 Delev Ilia Deleff...UNIQUE MINERALS IN WORLD MUSEUMS GEM TREASURES OF BRAZIL SOFIA–MOSCOW 2004 3 Cyan Magenta Yellow Black...MINERAL TREASURES OF BRAZIL 76 85 AN OUTLINE OF THE MINERAL RESOURCES OF BRAZIL ORIGIN OF GIANT CRYSTALS |  | | Journal (issue) | | jadeite, (3) 7.81 ct violet jadeite, (4) 27.23 ct aquamarine, (5) 1.28 ct blue spinel, (6) 1.17 ct benitoite...Namibia, as well as Madagascar), South America (Brazil and Colombia), central and southern Asia (Sri Lanka...Pakistan; and pink to red tourmalines from Nigeria and Brazil. Diamond was mined in northern Canada for the first...typically report gem- Figure 3. Saturated-color aquamarine comes from relatively few deposits, and Africa...mining also continued at traditional sources in Brazil and Africa. Large quantities of Brazilian emeralds |  | | Journal (issue) | | right: Topaz, 8.4 cm, from Ouro Preto, Minas Gerais, Brazil. Lower left: Phosphophyllite, 2 cm, from the Unificada...perfection-seeker first sees a specimen, his eyes do a quick inventory of dings. If he finds none, out...competitive. Emphasis on perfection has little to do with science in that perfection is an accident and...available to us to find, buy, enjoy and learn from if we do not insist on absolute specimen perfection. If everyone...Andrea Bartorelli: Minerals and Precious Stones of Brazil. Other important references (if any) for individual |  | | Report (issue) | | Fluorapatite, 3 cm tall; Golconda Mine, Minas Gerais, Brazil Fluorapatite in Calcite; Liscombe Property, Wilberforce...hydroxylapatite at the Sapo Mine, Minas Gerais Brazil (Menezes 2009) (see page 54). The chemistry of...from several localities in both Madagascar and Brazil is artificially enhanced to "neon" blue by heat-treating...apatite crystal from the Golconda Mine, Minas Gerais, Brazil. John Ra kova n graphics can resemb le rosettes...localities including theSapoMine in MinasGerais,Brazil (see page 54); Palermo #1 Pegmatite Mine inNorthGroton |  | | Journal (issue) | | deposits of the Capelinha Region, Minas Gerais, Brazil ......................................315 by A...on matrix, 4.4 cm, from Capelinha, Minas Gerais, Brazil. Gail and Jim Spann collection; Tom Spann photo...thematic exhibits prepared by the mineral club. Since we do not have to worry about heirs, we have arranged to...w. FineMineral.com Tourmaline Cruzeiro Mine, Brazil. 19.5 cm Fine Minerals International proudly invites...DEPOSITS OF THE CAPELINHA REGION, MINAS GERAIS, BRAZIL Andrea Bartorelli1 Carlos Cornejo2 Mario Luiz de |  | | Journal (issue) | | SPRING 2006 PAGES 1–94 “Paraíba” Tourmaline from Brazil, Nigeria, and Mozambique Lead Glass–Filled Rubies... “Paraíba”-type Copper-bearing Tourmaline from Brazil, Nigeria, and Mozambique: Chemical Fingerprinting... Gem News International 2006 Tucson report • Aquamarine from Sri Lanka • Massive haüyne-sodalite from...Myanmar • Gem-quality massive pink muscovite from Brazil • Pyrope-spessartine from Tanzania • Transparent...New spinel from Mahenge, Tanzania • Cuneiform aquamarine inclusion • “Blood trail” in copal • Colored |  | | Journal (article/letter/editorial) | | Fluorapatite and muscovite, 15 cm tall, Brumado, Bahia, Brazil. Fine Minerals International specimen, James Elliott...and Barton 2013); the pegmatites of Minas Gerais, Brazil (Menezes and Chaves 2013); the magmatic hydrothermal...clefts Azerbaijan Dashkesan Co-Fe-bearing skarn Brazil Numerous mines in the Oriental Pegmatite Province...and the Borborema Pegmatite Province, Rio Grande do Norte and Paraíba: e.g., Sapo mine, Ferruginha;...(Aldeia do Eme mine), Aldeia; Medina, Jequitinhonha Valley; Alto da Cabeca mine, Parelhas Morro Velho |  | | Book | | unique a history of antiquity, pink blue aquamarine. compelling people second in the and synonyms...Beryl, 276 208 Color Filters for Emerald, Aquamarine, Yellow Maxixe-Type Beryls, for 10. 217 ...Deviations 371 Bolivia, 377 332 Proportions Brazil, 378 Angles of Faceted Bulgaria, 399 333 Burma...Janeiro, Brazil; Geological ton, VA; seum, Marie and Germany; NY; Prof. Sklar, Oceanside, Rio Santa...by as use clear gem containing pebbles of aquamarine, it Asia, And if, the first produce men |  | | Journal (issue) | | mirror-bright hematite crystals from the Veta Grande claim; pyrite and golden barite frorn the Magma...and the Mexican states of Sonora, Baja California Norte and Baja California Sur, an area roughly equivalent...after pyrite with specular hematite, 4 cm, from Rio Marina mine, Elba, Itaty. Ex Dr. G. Garbari specimen...the Tucso~ area in 2010, something I've wanted to do for many years. Needing something to keep me active...crystals on blue chalcedony, 15 cm, from Rio Grande do Sol, Brazil. Jeff Scovil photo. Smithsonite, 10.8 |  | | Journal (issue) | | (3) a 1.53 pink diamond from Argyle, courtesy of Rio Tinto; (4) an 11.16 ct sapphire from Madagascar,...market was down to 42% by value and 29% by volume (Rio Tinto Diamonds, 2008). It had unloaded its diamond... PRODUCTION AND MARKETS Rio Tinto. In 2003, London-based mining giant Rio Tinto opened Canada’s second...second diamond mine, Diavik, with 60% ownership. Rio Tinto had established its own rough diamond sales channel...carats over the following several years (Rio Tinto Diamonds, 2006). Rio Tinto marketed its share and its Argyle |
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