 | Gilg, H. Albert, Morteani, Giulio, Kostitsyn, Yuri, Preinfalk, Christine, Gatter, Istvan, Strieder, Adelir J. (2003) Genesis of amethyst geodes in basaltic rocks of the Serra Geral Formation (Ametista do Sul, Rio Grande do Sul, Brazil): a fluid inclusion, REE, oxygen, carbon, and Sr isotope study on basalt, quartz, and calcite. Mineralium Deposita, 38 (8) 1009-1025 doi:10.1007/s00126-002-0310-7 | Journal (article/letter/editorial) | | of amethyst geodes in basaltic rocks of the Serra Geral Formation (Ametista do Sul, Rio Grande do Sul...Sul, Brazil): a fluid inclusion, REE, oxygen, carbon, and Sr isotope study on basalt, quartz, and calcite... Abstract In the Ametista do Sul area, Rio Grande do Sul, Brazil, amethyst-bearing geodes are hosted...cavity. Fluid inclusions in colorless quartz and amethyst are predominantly monophase and contain an aqueous...University of Rio Grande do Sul, Oswaldo Aranha 99/504, 90035-190 Porto Alegre (RS), Brazil rare. Some |  | | Journal (article/letter/editorial) | | Federal University of Rio Grande do Sul - 9500, Av. Bento Gonqalves - Porto Alegre - Brazil. ** University of...(above the Rio Piquiri Lineament) whereas the LTiB prevail in the southern part (below the Rio Uruguay Lineament)...of basalts was studied in Sao Gabriel (Planalto - RS - Brazil). In this area, a basic lava sequence occurs...Gabriel is the principal place of amethyst ocurrence. The amethyst - bearing level comprises a brownish...and display commonly a tubular form. Above the amethyst - bearing level, vesicular greensh brown basalt |  | Fulfaro, V. J., Saad, A. R., Perinotto, J. A. J., Etoherehere, M. L. C., Verolavsky, G. (1997) ParanĂĄ Basin: Mineral Resource Potentials in Brazil, Uruguay, and Paraguay. International Geology Review, 39 (8) 703-722 doi:10.1080/00206819709465297 | Journal (article/letter/editorial) | | com/loi/tigr20 ParanĂĄ Basin: Mineral Resource Potentials in Brazil, Uruguay, and Paraguay a a a V. J. Fulfaro ...Paulista (UNESP) , Caixa Postal 178, Rio Claro SP, 13506-900, Brazil b Institute de Geologia y Paleontologia...(1997) ParanĂĄ Basin: Mineral Resource Potentials in Brazil, Uruguay, and Paraguay, International Geology Review... ParanĂĄ Basin: Mineral Resource Potentials in Brazil, Uruguay, and Paraguay V. J. F U L F A R O , A...Paulista (UNESP), Caixa Postal 178, 13506-900 Rio Claro SP, Brazil Downloaded by [University of Colorado - |  | | Book | | Professor Jacques P. Cassedanne Universidade Federal do Rio de Janeiro For his valuable participation in research...1982 Jules Roger Sauer â 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. âBrazil, Paradise of Gemstonesâ, by Jules Roger Sauer, |  | | Book | | CONSTITUIĂĂO E EVOLUĂĂO 7 - COMPARTIMENTAĂĂO GEOLĂGICA DO BRASIL Yociteru Hasui 8 - QUADRO GERAL DA EVOLUĂĂO...BRASIL-ĂFRICA Yociteru Hasui 9 - ESTĂGIOS EVOLUTIVOS DO BRASIL NO FANEROZOICO Celso Dal RĂ© Carneiro, Fernando...CratĂŽnicas 10 10a - CRĂTON AMAZĂNICO: PROVĂNCIAS RIO BRANCO E TAPAJĂS Yociteru Hasui 10b - SERRA DOS CARAJĂS...SERRA DO URUCUM Andrea Bartorelli 10d - MONTE RORAIMA E PICO DA NEBLINA, PONTOS CULMINANTES DO BRASIL...memorian) 11c - SERRA DO ESPINHAĂO E CHAPADA DIAMANTINA Fernando Flecha Alkmim 11d - BACIA DO SĂO FRANCISCO Pedro |  | | Journal (issue) | | Articles 708 Coloured Stone Mining and Trade in Brazil: A Brief History and Current Status By AurĂ©lien...Collection V. L. Villani photo p. 758 Cover Photo: Brazil is the source of a variety of coloured stones,...morganite, 12.73 ct Swiss Blue topaz, 7.99 ct amethyst, 3.29 ct tourmaline, 2.40 ct aquamarine, 1.12...material was initially thought by some dealers to be amethyst. The first parcel that Hashmi learned about (through...Saint-Clair Fonseca Junior (BC Gemas do Brasil, Governador Valadares, Brazil), and heating to 500°C in air was |  | | Journal (article/letter/editorial) | | com/loi/tigr20 Geology and Mineral Resources of Brazil: A Review a a Inacio De Medeiros Delgado , Augusto...Pesquisa de Recursos Minerals, Scdvador, Bahia, Brazil b US. Geological Survey, Denver, CO, 80225 Version...Thorman (1994): Geology and Mineral Resources of Brazil: A Review, International Geology Review, 36:6,...rights reserved. Geology and Mineral Resources of Brazil: A Review INACIO DE MEDEIROS DELGADO, AUGUSTO J...Pesquisa de Recursos Minerals, Scdvador, Bahia, Brazil AND CHARLES H. THORMAN US. Geological Survey, Denver |  | | 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 |  | | Journal (issue) | | deposits of alexandrite, cat's-eye and chrysoberyl in Brazil' pp. 333-54) ISSN: 0022-1252 F.G.A. your key...gemmologists many gem identifications and appraisers do not have immediate access to diffractometers, testing...deposits of alexandrite, cat's-eye and chrysoberyl in Brazil JacquesCassedanne, Cassedanne, D.Sc.,* Maurice...UniversitĂĄria, Ilha do Fundiio, FundĂŁo, 21,910, Rio de Janeiro, Janeiro, Brazil *Institute of Geosciences...482, 482, Ipanema, 22,410, 22,410, Rio de Janeiro, Janeiro, Brazil **Maurice Roditi Jewellers, distinguished: |  | | Journal (issue) | | topaz occurring in the much older pegmatites of Brazil, the Urals and the Ukraine. Radiation-induced colors...large, opaque crystals. Rossovskiy et al. (1977) do not list gem tourmaline as a cavity mineral in pegmatite...rarely seen in the same cavities. However, there do exist a few rare, fine specimens from this pegmatite...have competed with specimens and gems produced in Brazil. But sadly, Brazilian production has declined drastically...the finest elbaite crystals from Minas Gerais, Brazil. In matrix specimens the elbaite crystals rest |  | | Journal (issue) | | 0026-4628 'Continued on p. 415 Articles Diamonds in Brazil .................................................although we do not give free listings of forth coming shows. Other random notes might have to do with new...to our usual notes on internal matters having to do with the magazine, congratulatory notes, and death... In extreme cases, a single superb specimen will do. That covers the choice of specimen material . ....Only in the case of books and magazines for review do we require the traditional complimentary review copy |  | | Journal (article/letter/editorial) | | OF THE GEOLOGY, MINERALOGY, AND PALEONTOLOGY OF BRAZIL* BY JO H N C. BRANNER ( Presented by title before...No comprehensive bibliography of the geology of Brazil has hitherto been attempted. M. de Margerie, in...bibliography of the geology of Brazil. In 1881 the Bibliotheca Nacional, at Rio de Janeiro, published its...its important Catalogo da Exposigao da Historia do Brazil in two large volumes. One of these volumes contains...Bibliotheca Nacional that relate to the geology of Brazil, and included in this are many titles of works |  | | Catalog/List | | other lots I will need to use a separate bid sheet. Do you want to receive an email, text message, or fax...cut bid). Any podium, fax, phone or mail bids that do not conform to a full or half increment will be rounded...specimen collecting policy on the part of Kennecott and Rio Tinto Mining Companies during the period of operation...$400-$600 53003 TOURMALINE Himalaya Mine, Mesa Grande, San Diego County, California, USA San Diego County...of which begs the question: âAnd just how did it do that?â Answering that question is not a prerequisite |  | | Journal (issue) | | 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...mining also continued at traditional sources in Brazil and Africa. Large quantities of Brazilian emeralds...reserves and reduced demand. Emerald production in Brazil has since continued to decline. Several sources...especially a problem for emeralds from Colombia and Brazil, which led to greater market demand for African |  | | Journal (issue) | | ARTICLES 260 An Update on âParaĂbaâ 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...Conferences âą Gem resources of Afghanistan âą Update on amethyst, citrine, and ametrine from the AnahĂ mine, Bolivia...corundum from Wyoming âą Green kyanite from Bahia, Brazil âą âRuby Rockâ cabochons âą Tourmaline from Warner...More recently, Brendan has visited Madagascar and Brazil to obtain first-hand knowledge of important gem |  | | Journal (issue) | | Micro-World, and Charts are not peerreviewed sections but do undergo technical and editorial review. Copyright...geology, and notable localities of diamond mining in Brazil, and outlines plans for future diamond production...colored stones âą Cultured pearl market âą Moroccan amethyst âą Emerald dealing in Afghanistan âą Montana sapphire... Svisero, James E. Shigley, and Robert Weldon Brazil, which commanded global production in the 1700s...Gerais and Mato Grosso, are presented. W hile Brazil is widely known for the production of colored gemstones |  | | Journal (issue) | | under new management in recent years, by people who do not see the value in comprehensive public exhibits...conceptual modernization. But I submit that some do, and that it is a museum administrationâs responsibility...present-day Pietersburg) when Du Preez (pronounced â do Prearâ), owner of the nearby â Eerstelingâ farm,...O . Box 3443, S ta tio n D , O tta w a , O n ta rio , C a n a d a K IP 6P4 The M ineralogical Record...District in Peru, Indian Mtn. (AL), Capelinha (Brazil) v.8/#6 California Issue $15 v .8/#5 Characterization |  | | Book | | potential deposits of SiO2 raw materials in Argentina, Brazil, Germany and Norway. The third part of the book...collaboration between scientists from Australia, Brazil, Canada, Germany, Norway, Switzerland and the USA...Color-Enhancing of Gemological Crystalline Quartz in Brazil . . . . . . . . . . . . . . . . . . . . . . . ... . . . . . . . 6.3.3 Quartz Color-Enhancing in Brazil. . . . . . . . . . . . . . . . . . . . . . 139...Geologia, Universidade Federal do Pernambuco (UFPE), Recife, PE 50740-530, Brazil Mario L. S. C. Chaves Departamento |  | | Journal (issue) | | uscovite from the Ze Pinto prospect, M inas Gerais, Brazil .................................................rose quartz from Alto da Pitora, M inas Gerais, Brazil .................................................Alves Zanazziite, a new mineral from M inas Gerais, Brazil .................................................Lavra da Ilha, Taquaral district, M inas Gerais, Brazil .................................................re o f c o b a lt-b lu e glass. Seized w ith cu rio sity a b o u t th e o rig in s o f th e c o m m o |  | | Journal (issue) | | uscovite from the Ze Pinto prospect, M inas Gerais, Brazil .................................................rose quartz from Alto da Pitora, M inas Gerais, Brazil .................................................Alves Zanazziite, a new mineral from M inas Gerais, Brazil .................................................Lavra da Ilha, Taquaral district, M inas Gerais, Brazil .................................................re o f c o b a lt-b lu e glass. Seized w ith cu rio sity a b o u t th e o rig in s o f th e c o m m o |  | | Book (volume) | | TRerula Diehrazona) RD AS ctas CET UST OCIINES)) RIO rn Seee (Were CE A A A trees H. Burn NS A...publications on bird classification. The lulls between waves do not mean that nothing happened on the study ofclassification...collections from the recently opened country of Brazil arrived in Germany (Stresemann 1950). One of his...latter years of the Napoleonic wars (1807-1815). As Brazil had recently opened to foreigners, he visited several...Brit. Orn. Club 25: 43-70. Olivier, G. (1965). Un Grande Ornithologiste Normand. Louis-Pierre Vieillot |  | | Journal (issue) | | The Tucson MetaGuide e: iss dlin t m ea 12 nâ d 20 Do tion 0th , tra l 3 gis ri re Ap Special exhibit:...Adularian Moonstone 2 / 3 OFF! Golden Labradorite Amethyst 2 / 3 OFF! TM TM Visit our website: www.heavenandearthjewelry...SHOW Visit the Magical Mineral Kingdom Agate, Amethyst, Cabochons, Carvings, Fossils, Geodes, Jewelry...clear, rose, s m o k e y s, m o k e y , amethyst, citrine, amethyst, citrine, agate, kyanite, agate, kyanite...greatest selection in greatest selection in Amethyst,Amethyst, Citrines &Citrines Agates"& Agates" Michael |  | | Book (volume) | | Schneider Paula Schneider Fabio Schunck PĂ©ricles Sena do RĂ©go Brian Smith BĂĄrbara de Sousa Marcelo Vallinoto...Schneider, M. P. C. Schneider, E. Schunck, P. Sena do RĂ©go, B. T. Smith, B. R. S. de Sousa, M. Vallinoto...the descriptions of some 40 species, also from Brazil. From our initial projected list for the volume...activities have a great impact on nature, like CEMEX and Rio Tinto, in order to find constructive solutions, but...there is a lot of lobbying and hard work still to do by the whole Partnership. Another success of the |  | | Book | | 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...gems in the Fitzwilliam rarely often used, amethyst the natural done have received declared: ...date of 1000 of Brazil. by the aborigines 40 Kunz inch (25 Indians of Brazil. these minerals In...pre-Columbian sites of Code, grave tematically of Brazil. labret made from a Colombian emeralds countries |  | | Book (volume) | | Rouge, Louisiana, USA; currently based in Manaus, Brazil. Dr N. J. Collar Research Fellow, BirdLife International...something is happening, But you don't know what it is... Do you, Mr Jones? â Bob Dylan, Ballad of a thin man...little less mystery, perhaps; and a lot fewer birds. I do not just mean fewer individual birds, fewer populations...difficulties, whether local or global. In this essay I do not reference information taken directly from Collar...this was the 1 km? ridge forest at Centinela near Rio 15 Palenque in Ecuador, 10% of whose flora (some |
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Planalto, Rio Grande do Sul, Brazil