 | | Book | | Professor Jacques P. Cassedanne Universidade Federal do Rio de Janeiro For his valuable participation in...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, |  | | Book | | BARTORELLI ::• . . .. MINERALS & PRECIOUS STONES OF BRAZIL Sponsored by: VALE MINISTER.IO DA CULTURA ©...tourmaline (84 x 26 mm), Lavra do Sapo, Ferruginha, Conselheiro Pena, Minas Gerais. Collection of Alvaro Lucio...(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 |  | | 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...spectacular samples of diamond, ruby and sapphire do not normally occur in the natural state; their luster...by cutting. For reasons of space, or because they do not occur in particularly beautiful shapes, many |  | | Book | | crystals up to 50 mm(approx. 2in) also occur there, as do calcite crystalwith copper inclusions. Superb supergene...Crystals up to 140mm (5'A in) long occurred in the Ray mine and in Bisbce, Arizona, USA. Very fine spincl-law...100 mm (4 in) long, come also from the San Gcnaro Mine in Huancavclica and Uchucchaqua, Peru. New finds...many localities in California, USA (Colorado Quartz mine. Nigger Hill and others). Fine leaf gold comes from...110 mm (47.6 in) long were very rare in Ground Hog mine, Gilman, Colorado, USA. The largest known sheets |  | | Book | | crystals up to 50 mm(approx. 2in) also occur there, as do calcite crystalwith copper inclusions. Superb supergene...Crystals up to 140mm (5½ in) long occurred in the Ray mine and in Bisbee, Arizona, USA. Very fine spinel-law...100 mm (4 in) long, come also from the San Genaro Mine in Huancavelica and Uchucchaqua, Peru. New finds...Dorado, California, US.A. Gold, 68 mm, Eagle's Nest Mine, California, US.A. Gold gold on it. Typical aggregates...many localities in California, USA (Colorado Quartz mine, Nigger Hill and others). Fine leaf gold comes from |  | | Journal (issue) | | features of real crystals. As long as these exceptions do not become more pronounced in the process of growth...Unusual Crystallization or... Mineral Pathology? //Mine mlogicheskii zhurnal. 1989.1.11, N 2. p.96-98. 10...during the warm season. Only a watchman stays at the mine through the winter. Last year, the teamleader Vasilii...composed of quartzlepidolitic aggregate. The sizes do not exceed 8 cm long and 4 cm across. Their cross-section...termination faces are found. Defectless crystals do not exceed 3 x 1.5 x 1.5 cm in size, larger crystals |  | | Book | | 178 Pleonaste 204 204 Sodalite Variscite Verdelite Smithsonite (Bonamite) We 224 Venus Hair Stone...Also, instead of stressing, as most American texts do, that a stone must be rare to be valuable, they...minerals were densely con- centrated. This type of mine was very at- tractive, since it avoided the need...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 |  | | Book | | of identification, collection and preservation. We do not presume that all the described methods will be...which are colourless in their pure state, yet if they do contain impurities may be of quite different colours...determining streak only those parts of the mineral which do not contain admixtures of foreign minerals should...orpiment or milk quartz. Non-transparent minerals - do not transmit light when cut into thicker slabs; in...transparent, eg amphibole or augite. Opaque minerals - do not transmit light even in its powder form or in |  | | Book (edition) | | Salinas, Peru, H Variscite, xx 5 mm, Iturnbiara, Brazil, H Rhodocbrosite, polished, 50 mm, Capillitas,... China, H Page 1: MuscO\ite. 45 mm, Linopolis, Brazil, H Page 2: Vivianite, I 00 mm, Huanzala, Bolivia...Brazilianite, 35 mm, Linopolis, Brazil, H Page 13: Gold, 35 mm.Eagle's est Mine, California, G Publi!>hed...Rice, Dolores co., both Colorado, at the Questa mine, Taos co., New 1994. Abernathyite K2[(UOJ 2l(AsO_J2]•6HzO...Harding Co .. South Dakota. and at the Fuemrole No2 mine, Emery co .. Utah. Also at Menzenschwand Scbwarzwald |  | | Book | | [(OH)5 (P04)4]' 6 H20 (monoclinic, brown) Rotlăufchen Mine near Wetzlar/FRG Original size 5 x 6 mm ISBN-13:...a deeper view of the crust in mines. The deepest mine shafts are those of the gold mines in the Witwatersrand...form of mineral components of rocks. But only rarely do these minerals exhibit the beautiful complete crystals...normal temperatures, and opal, which is amorphous, do not fit the definition of minerals, but are counted...century. Its thatched 3 Native Gold on Quartz Grace Mine, Ontario/Canada Original size 19 x 30 mm Isometric | | | Book | | illustrated Encyclopedi of the World’s Rocks and Mine re L A R E N MI OF THE WORLD Rudolf Duda and...of identification, collection and preservation. We do not presume that all the described methods will be...which are colourless in their pure state, yet if they do contain impurities may be of quite different colours...determining streak only those parts of the mineral which do not contain admixtures of foreign minerals should...orpiment or milk quartz. Non-transparent minerals — do not transmit light when cut into thicker slabs; in |  | | Journal (issue) | | Bou-Azzer, 9:69-73 Toussit mine, 11:59-61, 15:347-350 NAMIBIA Kombat mine, 22:421-425 Tsumeb (special...Messina mining district, 22:187-199 The Palabora mine, 22:255-262 The Kalahari Manganese Field, an update...The Jan Coetzee mine, 24:39-40 The Wessels mine, 24:365-368 The Kruisrivier cobalt mine, 27:417-428 The...region, 20:265-288 The Mashamba West mine, 22:13-20, 28 The Kipushi mine, 26:163-192 Cobalt minerals of the...Katanga, 30:269-273 ZAMBIA The Rokana mine, 9:341-346 The Broken Hill mine, 11:339-3486 A Special Thanks from |  | | Book (edition) | | Morocco; (center, left) wulfenite, San Francisco mine, Sonora, Mexico; (center) ameihyst, Veracruz, Mexico;...rnodochrosite, N’Chwaning mine, South Africa; (lower left, center) wulfenite, Red Cloud mine, Arizona; (lower...code. AH BA BD BL CB CG CM es: CW DB DE DG DJ DK DM DO DP DS EB EO EE FM GD GG GH GM Arnold Hampson David...Pe Wr * se vat © C6 tad GAa Snive Sr Certain Mine (ax agry wh Oe ee — SS 4 eae wid Bharce ©... All faces or other surfaces on a given mineral do not necessarily exhibit the same luster. Some minerals | | | Book (edition) | | Morocco; (center, left) wulfen ite San Francisco mine, Sonora, Mexico; (center) amethyst, Veracruz, Mexico;...Mountains, Utah; (lower le ft) rhodochrosite, N'Chwaning mine, Sou th A frica; {lower left, center) wulfenite...Tsurneb, Namibia, (lower, right) gold, Amazonas, Brazil All specimens from the collection of Eugene and...Douglas K. Miller DK Arizona-Sonora Desert DM Museum DO = "Donald Olson Delma Perry DP DS David Shannon EB...forth. All faces or other surfaces on a given mineral do not necessarily exhibit the same Juster. Some minerals |  | | Book (edition) | | Vesuvius, Italy (12, column 2) and SEMSEYITE, Julcani mine, Huancavelica, Peru (#3, column 2). Color, page...etc. All faces or other surfaces on a given mineral do not necessarily exhibit the sa1ne luster. Mode of...references where all references are inadequate or do not contajn good bibliographies or are in conflict...text. Our procedure was changed, in part, because we do not want to represent this book as the best reference...another matter: I do not quite know how my love for the microscope began, but I do know about the 1ninerals |  | Gaines, Richard V., Skinner, H. Catherine W., Foord, Eugene E., Mason, Brian, Rosenzweig, Abraham, King, Vandall T. (1997) Dana's New Mineralogy (8th ed.) Wiley-Interscience. p.1872 | Book (edition) | | of detail and complexity required by the format to do of the seventh edition of System was too daunting...Connecticut. Luiz A. D. Menezes: Belo Horizonte, Minas Gerais, Brazil. William C. Metropolis: Mineralogical Museum...a portion of the unit cell; constraints of space do not always allow showing the true cell repeats or...perspective for their position as shown. Thus they do not show the exact orientation of the center of the...to be widely spaced relative to cleavage and which do not occur everywhere within a specimen. Parting may |  | | Book (edition) | | First Edition For two decades, an earlier work of mine – Practical Gemmology – has proved a useful elementary...the simple expositions given in Practical Gemmology do not now cover the subject adequately and a new book...to crystallize around local centres. The first to do so are those that form at the highest temperatures...m (26 ft) thick at Urubu, near Araçuai, Minas Gerais, Brazil. Fine pink and green gem-quality tourmaline...acid members of the volcanic province in southern Brazil and Uruguay, and the fire opals occurring in small |  | | Book (volume) | | Dick's deep concern for the fate of the Sterling mine in Ogdensburg, New Jersey, and his intense interest...interest in mining history led him to purchase the mine in order to form a living museum so that it would...mineralogical community. Through his efforts, the Sterling mine has been declared a national historic landmark....record can be improved. In particular, species which do not appear in our lists of Maine gems and minerals...probably a greater variety of minerals in a single mine in Franklin, New Jersey, or Mont Saint-Hilaire, |  | | Book | | Al)16O34(Cl,SO4,CO3)4.0-6H2O, from a lapis-lazuli mine, Sar-e-Sang, Badakshan province, Afghanistan. The...Greenish-blue hexagonal crystals from the Bou-Skour copper mine, Jebel Sarhro,* Ouazazate,* Morocco, have the composition...270. Natural /1-FeOOH, occurring at the Akagane mine, Iwate prefecture, Japan, and named from the locality...Silva, director of the national research council, Brazil. [M.A., 12, 305.] 20th List. Subsequently shown...districts, Transvaal. Named from the Amosa asbestos mine, this word being formed of the initial letters of |  | | Book | | chapters is a challenging reflection of what we still do not know; the over-riding point of agreement is...and quartz pegmatites, particularly in the Consort Mine area, and has suffered subsequent intense cataclasis...portion of the Eureka Syncline between the Consort Mine and Joe’s Luck Siding, Barberton Mountain Land...although both chromite seams are commonly compact, they do split into several minor seams in the central part...which were locally exposed around the Dominion Reef Mine, the Dominion Reef Formation and considered that |
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