 | | Book | | 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,...Century. The book is a showcase ofthe best from Brazil and it makes a handsome evocation of what is beautiful |  | | Journal (issue) | | 3 FEATURE ARTICLES Gem Pegmatites of Minas Gerais, Brazil: The Tourmalines of the Araquai Districts...tourlnaline thon anywhere else in the world-Minos Gerais, Brazil; the other with (I new locality for red tourmaline-Zcrmbia...thousand miles south, to the "Gem Pegmatites of Minas Gerais." THe first in a series (which Cdntinues in...his extensive travels in the mining regions of Brazil. Mr. Proctor received an M.S. in molecular biology...graduate gemologist. GEM PEGMATITES OF MINAS GERAIS, BRAZIL: THE TOURMALINES OF THE ARACUAI DISTRICTS |  | | Book | | BARTORELLI ::• . . .. MINERALS & PRECIOUS STONES OF BRAZIL Sponsored by: VALE MINISTER.IO DA CULTURA ©...Lavra do Sapo, Ferruginha, Conselheiro Pena, Minas Gerais. Collection of Alvaro Lucio. Photograph taken...Brasileira do Livro, SP, Brazil) Cornejo, Carlos .Minerals & precious stones of Brazil. Carlos Cornejo, Andrea...3. Minerals - Brazil 4. Minerals- Classification 5. Mineralogy 6. Mineralogy - Brazil - History 7. Precious...Precious stones - Brazil I. Bartorelli, Andrea. II. Title. 09-10025 Cover photograph: Crystal of brazilianite |  | | 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 |  | | Book | | ltatiaia, Conseilheiro Pena, Governador Valadares, Brazil (Roger Titeux collection, France) 4 inches. Above:...Bahia, Brazil (Yves Gillet collection, France) 1.2 inches. Preceding pages: A Tourmaline, Minas Gerais...Gerais, Brazil (4.2 inches) B Tourmaline, Queen Mine, San Diego County, California (8 inches) C Garnet, hessonite...order to extract the gems. Such was the case in Brazil with diamonds; it is still used in the deposits... as in the case of the amethysts of Uruguay or Brazil. Unlike the precious and semi-precious stones, |  | | Journal (issue) | | Santa Maria mine, Brazil; (2) 20.10-ct peridot, Burma; (3) 21.09-ct kunzite, Brazil; (4) 8.14-ct grossular... California; (6) 15.18-ct tourmaline, Paraiba, Brazil; (7) 10.42-ct tanzanite, Tanzania; (8) 6.09-ct...38-ct ruby, Burma; (17) 3.08ct tourmaline, Paraiba, Brazil; (18) 1.85-ct fancy purple-pink diamond, Argyle...number of new localities. Fine alexandrites from Brazil, sapphires from Southeast Asia and Australia, emeralds...pegmatite gemstones (tourmaline, aquamarine, etc.) from Brazil, Pakistan, Afghanistan, and several countries in |  | | Journal (issue) | | Top right: Topaz, 8.4 cm, from Ouro Preto, Minas Gerais, Brazil. Lower left: Phosphophyllite, 2 cm, from...Andrea Bartorelli: Minerals and Precious Stones of Brazil. Other important references (if any) for individual...da Cabeca mine, Parelhas, Rio Grande do Norte, Brazil. Will Johnson collection (I had to buy many unwanted...Morganite beryl, 7.5 cm, from near Araçuai, Minas Gerais, Brazil. The find predates the discovery of morganite...to get this specimen, a complete floater, for my Brazil collection); Tom Spann photo. Reference: Cassedanne |  | | Report (issue) | | Topaz, 3.5 cm tall Capao Mine, Ouro Preto, Minas Gerais, Brazil Max and Jon Sigerman collection Robert Weldon...Zimbabwe Blue Topaz: St. Anne's Mine JAN KANIS 60. Brazil: The Land of Topaz DIETMAR SCHWARZ 68. Topaz from...locality in Brazil (Sinkankas, 1981). Two gemmy crystals from the Te6filo Ot6ni region in Minas Gerais, Brazil...three huge specimens from Te6filo Ot6ni, Minas Gerais, Brazil, that are housed at the Smithsonian Institution...great confusion. Moreover, gold-color quartz ("citrine") is often labeled "topaz quartz" and brown, smoky |  | | Journal (issue) | | . • • • • • • • • • • I 5.00 Rutilated Quarts, Brazil. 3 x 2 ½ x I . Polished curved face. Plus tax •.... . . . . . . . . . . . 2.00 Quarts w Phantom, Brazil. Fine green phantom in xi. 3 x 2 ¼ . . . . . ....Evelyn Waite ..................116 QUAR1Z CRYSTAL IN BRAZIL .....................................................................118 SEMIPRECIOUS STONES IN BRAZIL .................................................MAGNETIC PROSPECTING ...............•124 MICA IN BRAZIL .............................................. |  | | Journal (issue) | | and Anthony R. Kampf Gem Pegmatites of Minas Gerais, Brazil: Exploration, Occurrence, and Aquamarine...the northeastern section of the state of Minas Gemis, Brazil. The history of gem exploration and m i n...Te6filo Otoni-Marambaia pegmatite district of Minas Gerais. As is common with most aquamarines, the stones...gem pegmatite regions of the 20th century: Minas Gerais, Brazil. With these articles, we hope to take you...what pegmatite gems have meant historically in Brazil and the production of one very important pegmatite |  | | Book | | Occurrence: The Americas 63 USA 64 Mexico 72 Panama 75 Brazil 75 Canada 80 7 Occurrence: Rest of the world 81...crystal (colourless), amethyst (violet-purple), citrine (yellow to brown), rose quartz (pink, sometimes...Single crystal specimens of rock crystal, amethyst, citrine and (rarely) rose quartz occur in prismatic form...fine quartz crystals come from the State of Minas Gerais, Brazil, and occur in vugs or pockets which are...to be so. Citrine There is not much difficulty in establishing the origin of the name citrine, used for |  | | Journal (issue) | | Alexandrite from the Pegmatite Districts of Minas Gerais, Brazil Keith Proctor 33 Faceting Large Gemstones...alexandrites near the town of Hematita in Minas Gerais, Brazil; in less than three months in 1987, more...yellow tourmaline, andalusite, amethyst, crocoite, citrine, and yellow fluorite, with blue liyanite In the...aquamarine, like the material from Coronel Murta (Brazil) and Tongafeno (Malagasy Republic). As we have...beryl originally found at the Maxixe mine in Minas Gerais, Brazil, is colored by a similar but different defect |  | | 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,...Junior (BC Gemas do Brasil, Governador Valadares, Brazil), and heating to 500°C in air was successful in...it is likely to have been Rio Grande do Sul in Brazil, well known for its amethyst, agate and jasper...Trade in Brazil: A Brief History and Current Status Aurélien Reys Coloured stones from Brazil have been |  | | Journal (issue) | | agate nodule showing alternate red and white bands (Brazil). Below: Agate pebbles from a river in Peru. Agate...have been discovered in the last hundred years in Brazil and Uruguay. Other plentiful deposits of agate...found in small quantities in Sri Lanka, Burma and Brazil. Alexandrite's unique colour-changing phenomenon...like this have been found in Sri Lanka, Burma and Brazil. There is no other natural gem that resembles alexandrite...deposits of almandine garnet are found in Australia, Brazil, India, Madagascar, Sri Lanka and Tanzania. The |  | | Journal (issue) | | Mineral Localities: The Barra de Salinas pegmatites, Minas Gerais, Brazil . . . . . . . . . . . . . . ....Mineral Localities: The Barra de Salinas Pegmatites inas Gerais, Brazil Francisco Müller Bastos Rua Bernardo...Bernardo Guimaraes 1645 Belo Horizonte, Minas Gerais 30000 Brazil Brazilian tourmaline has been famous...Brazilian localities is the district of Barra de Salinas, encompassing a gem-bearing pegmatite swarm that...superb specimens today. LOCATION The Barra de Salinas mines are situated 715 kilometers from Belo Horizonte |  | | 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...the early ’90s, particularly from Goiás and Minas Gerais (primarily the Nova Era area). By the middle...decline from Minas Gerais due to decreased reserves and reduced demand. Emerald production in Brazil has since |  | | Journal (issue) | | kunzite), 9 cm, from the Urucum mine, Galiléia, Minas Gerais, Brazil. Gus & Jane Eifler collection; Holly Smith...Topaz, 15 cm, from Hematita, Antonio Dias, Minas Gerais, Brazil. Tom Spann photo. (below right) Spinel...Aquamarine, 9 cm, from Corrego São Francisco, Minas Gerais, Brazil. Tom Spann photo. Rhodochrosite on manganite...Almandine-spessartine on albite, 4.9 mm, Poaia pegmatite, Minas Gerais, Brazil. Beth Van Allen photo. 24 Elbaite tourmaline...cm, Pederneira mine, São José da Safira, Minas Gerais, Brazil. Supplement to The Mineralogical Record |  | | Journal (issue) | | mine, Minas Gérais, Brazil. See 'The location, geology and mineralogy of gem tourmalines in Brazil' on...location, geology and mineralogy of gem tourmalines in Brazil Jacques P. Cassedanne, Dr. Sc. *, and Maurice Roditi...tourmaline is the 'Eastern pegmatitic province' of Minas Gerais. One general and three detailed maps of specific...Tourmaline, pegmatite, eluvial deposits, gem mining, Brazil © Gemmological Association and Gem Testing Laboratory...the most remarkable coloured gemstones mined in Brazil where, erroneously, for a long time it was marketed |  | | Journal (issue) | | epidote deposits of the Capelinha Region, Minas Gerais, Brazil ......................................315...epidote on matrix, 4.4 cm, from Capelinha, Minas Gerais, Brazil. Gail and Jim Spann collection; Tom Spann...w. FineMineral.com Tourmaline Cruzeiro Mine, Brazil. 19.5 cm Fine Minerals International proudly invites...EPIDOTE DEPOSITS OF THE CAPELINHA REGION, MINAS GERAIS, BRAZIL Andrea Bartorelli1 Carlos Cornejo2 Mario...mid-1960s, the Capelinha region in the State of Minas Gerais, Brazil, has become world-famous for producing beautiful |  | | Book | | Heliodor 78 Collophane 60 126 Hawk’s-Eye 78 Citrine 59 Alunite : Carnelian 55 126 Fluorite ...materials Quartz crystals from Corinto, Minas Gerais, Brazil. Height: 15 cm. Sorbonne collection using...crys- Washing diamond-bearing gravel in Minas Gerais, Brazil. Photo: tals of such minerals as quartz...the phrase ‘‘gem quality’ to de- from Salinas, Minas Gerais, well as an ‘‘ornamental stone.’ Amethyst...and a jeweler might then speak of a ‘root’ as Brazil Length: 9 cm. K. Proctor collection, United States |  | | Catalog/List | | Maria do Jetiba, Espirito Santo, Southeast Region, Brazil Smokey scepter Quartz with extreme development...TERMINATED QUARTZ ON QUARTZ Diamantina, Minas Gerais, Southeast Region, Brazil Double-terminated, water clear...‘LEMURIAN’ QUARTZ PHANTOM Jequitaí, Minas Gerais, Southeast Region, Brazil Water clear Quartz prism with an...QUARTZ WITH PHANTOM Diamantina, Minas Gerais, Southeast Region, Brazil A single Quartz crystal with pyramidal...CLEAR QUARTZ GROUP Diamantina, Minas Gerais, Southeast Region, Brazil A large number of doubly- terminated |  | | Journal (issue) | | Centre, Federal University of Ouro Preto, Minas Gerais, Brazil **University of Mainz, FRG 1. Introduction...Bahia (besides emerald, others include amethyst, citrine, aquamarine, diamond, sodalite and ruby). Actually...been the most important emerald mining region in Brazil until the discovery of the Santa Terezinha occurrence...investigations carried out on request of the Secretaria das Minas e Energia, performed by the Companhia Baiana de...1987. The emeralds of the Belmont Mine, Minas Gerais, Brazil. J. Gemm., 20(7/ 8), 446-56. Inda, H.A.V |  | | Journal (issue) | | kaha palingu. "A lighter coloured smoky Topaz". Citrine. Brown Crystal: tillia palingu (both Malab. & Singhal)...the yellow and brown crystals correspond to our citrine and smoky quartzes. But in the same breath Thunberg...and synthetic sapphire, ruby, ruby, amethyst and citrine Dipl.-Min (I)and and Dr Dr Karl Karl Schmetzer(2)...Rubine, sowohl natiirliche natürliche Amethyste und Citrine verschiedener verschiedener Herkunft, Herkunft...Herstellern geziichtete gezüchtete Amethyste und Citrine. Resumen Se discute la aplicacion aplicación de |  | | Catalog/List | | Compared to the output of place such as Afghanistan or Brazil, the production from Elba is relatively small....with Ametrine - the combination of Amethyst and Citrine in the same crystal or facetted gemstone. The original...59 BRAZIL 73060 TOPAZ var. IMPERIAL TOPAZ Ouro Preto, Iron Quadrangle, Minas Gerais, Brazil This specimen...var. ROSE QUARTZ Galiléia, Doce Valley, Minas Gerais, Brazil Here is a cockscomb arrangement of Rose...Itatiaia mine, Conselheiro Pena, Doce Valley, Minas Gerais, Brazil This rather sizable, pale blue-green Aquamarine |  | | Journal (issue) | | 1960-es a set of tllree large crystals of topaz and citrine facetted in Faberge egg style, but without any...specimens in their best. E] I Special exhibit "Brazil Minerals" Munich Show posters are everythere in...lectures. Special exhibit themes of last year: Brazil and Alpine Minerals, which are bound to be great...Lyckberg Fossil fish from the Santana Formation, NE Brazil (110 M years) exhibited above aquarium with live...since its find in 1936 in the Marambaia valley, Minas Gerais. It was brougth from Brasil to Idar Oberstein |
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