 | | Book | | MINERALS & PRECIOUS STONES OF BRAZIL Sponsored by: VALE MINISTER.IO DA CULTURA © 2009 - CARLOS CORNEJO...Lavra do Sapo, Ferruginha, Conselheiro Pena, Minas Gerais. Collection of Alvaro Lucio. Photograph taken...photographs: "Parafba" tourmaline (25 x 6 mm), Sao Jose da Batalha, Parafba. Courtesy of Bruno and Rolando Gioia...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 |  | | Book | | Formed in Pegmatites: 57 Gem Pegmatites of Minas Gerais, Brazil 5. Gemstones Formed Directly from Molten...Colombia as an example; the pegmatites of Minas Gerais, Brazil; and those gemstones formed in a magma at..., was responsible for photographs of the Argyle mine and the spectacular pink diamond. The Smithsonian...including The Gem Collection of the Smithsonianj Brazil, Paradise ofGemstonesj Emerald and Other Berylsj...MEXICO Ag.UB SuECo. CHI HUAHUA MeXICO ~ tRIO$. BRAZIL DtamOIH~ Tu'QuorSiIl ALLUVIAL GEM DEPOSITS Agate | | | Book | | Formed in Pegmatites: 57 Gem Pegmatites of Minas Gerais, Brazil 5. Gemstones Formed Directly from Molten...Colombia as an example; the pegmatites of Minas Gerais, Brazil; and those gemstones formed in a magma at..., was responsible for photographs of the Argyle mine and the spectacular pink diamond. The Smithsonian...including The Gem Collection of the Smithsonianj Brazil, Paradise ofGemstonesj Emerald and Other Berylsj...MEXICO Ag.UB SuECo. CHI HUAHUA MeXICO ~ tRIO$. BRAZIL DtamOIH~ Tu'QuorSiIl ALLUVIAL GEM DEPOSITS Agate |  | | Book | | On a spectacular find of crocoite in the Adelaide mine, Dundas, Tasmania (by A. H. Chapman) 3:111-113 ADOLFSSON...AJO Famous mineral localities: the New Cornelia mine, Ajo, Arizona (by W. J. Thomas & R. B. Gibbs) 14:283-298...ALLEN, GEORGE B. --and W. Hunt: The Tonopah-Belmont mine, Maricopa County, Arizona 19:139-144 ALLGOOD, GENNE...Allgood, C. Williams: Ramsdellite from the Mistake mine [Arizona] 14:333-335 ALLGOOD, ROBERT W. -with G...the Mistake mine [Arizona] 14:333-335 ALMA Famous mineral localities: the Home Sweet Home mine, [near Alma |  | | Report (issue) | | Varieties Page 4 Mineralogy of Beryl and the Beryl Group William "Skip" Simmons and Alexander Falster Page...the mineral beryl, the term "beryl" applies to a group of minerals consisting of the mineral beryl and...(page 16), stoppaniite (page 20), and the Beryl Group indialite (page 10), and the newly discovered pezzottaite...The most important and widespread member of this group is the mineral beryl. In this publication, we will...mineral and the group by using the term "beryl" to refer to the mineral and the words "beryl group" to refer |  | | Book | | 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...mm (4 5/i6 in) long were very rare in Ground Hog mine, Gilman, Colorado, USA. The largest known sheets |  | | Book | | 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...of crystallized gold occurred in the Jamestow n mine. California, USA, where a cavity, which yielded |  | | Book | | the membership of an individual in a particular group. It could be given as a reward or worn as a sign...sources—perhaps stemming from commercial motives. Every group that recognizes the imporof a gem, for whatever...proof that one be- longs to a given sociocultural group. By its size and rarity, the gem indicates the social...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 |  | | 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...to the chemical formula, allegiance to a mineral group, symmetry and crystal structure as well as the strongest...chemical formula, structure (crystal system, space group, and unit cell dimensions), and at least some other |  | | Book | | fine crystals of spine!, titanite, amphibole and pyroxene have been found since the early 19th century,...Springfield show ( 1995: 582). Madawaska [Faraday] mine near Bow Lake, Hastings County. Some of the world's...property of, the old Madawaska uranium mine (called the Faraday mine before 1964). The mineral assemblage...Trimble and Cowgill, 1977). LATINAMERICA BRAZIL Jacupiranga mine, Sao Paulo. Among the crystallized minerals...fluorapatite, as well as good specimens of epidote, pyroxene, magnetite, titanite and other species. Equant |  | | Book (edition) | | extensively rewritten by the book’s distinguished group of authors in the light of new research and important...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...Pe Wr * se vat © C6 tad GAa Snive Sr Certain Mine (ax agry wh Oe ee — SS 4 eae wid Bharce ©...all varietal names, synonyms, spelling variants, group names, and so forth; only names in contemporary |  | | Book (edition) | | source ofgood advice); this book is as much yours as mine. 000001030626 TINT CONTENTS Contents Foreword...four 1 carat gems of the same quality. However, a group of smaller gems will cost more than a single gem...area where gemstones occur. A deposit is called a ‘mine’ after it has been worked and one gem deposit can...gemstone to pass through seven pairs of hands from the mine to being set in jewellery and then sold to the consumer...Rubellite MEXICO NIGERIA e— TAHITI Tahitian Pearl BRAZIL Agate TANZANIA Amethyst AAA Tanzanian Ruby AAA | | | Book (edition) | | extensively rewritten by the book's distinguished group of authors in the light of new research and important...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...all varietal names, synonyms, spelling variants, group names, and so forth; only names in contemporary |  | | Book | | a mineral belonging to the actinolitetremolite group having the nature of an asbestos. cabochon a gemstone...stone came from — some¬ times down to the actual mine. Today it is commonplace to see in sale catalogues...indicating a carbonaceous material. Emeralds from Brazil are usually full of thin liquid films and there...noticed in a goshenite (colourless beryl) from Brazil and in the same crystal a manganese apatite and...in the major gemstones 15 Garnet In the garnet group demantoid shows the diagnostic inclusions of byssolite |  | | Journal (issue) | | Production in Coming Five Years Gemfields’ Kagem Mine. K agem Mining, the largest emerald producer in...media briefing. Gemfields has revived the emerald mine, since acquiring a share in 2008, by investing heavily...the Kagem emerald mine, Gemfields has a 50-percent stake in the Kariba amethyst mine in southern Zambia...shareholders, including the people of Zambia, who own the mine through the government’s stake,” said Harebottle...company plans to start producing rubies from its mine in Mozambique this year and is seeking to acquire |  | | Journal (issue) | | Microsystems, Wetzlar, Germany; Bear Williams, Stone Group Laboratories LLC, Jefferson City, Missouri, USA;...and Bear Williams (info@stonegrouplabs.com) Stone Group Labs, Jefferson City, Missouri, USA Dr George R...October 2013 that reportedly came from the Tantara mine in Katanga District. They processed 11 kg of the...was discovered in Bisbee, Arizona, USA (Shattuck mine) as a pseudomorph after malachite (Schaller, 1915)...tourmaline pebbles (1.73 and 1.75 g) are from a new mine at Maraca, Mozambique, which is situated near the |  | 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) | | Connecticut. Luiz A. D. Menezes: Belo Horizonte, Minas Gerais, Brazil. William C. Metropolis: Mineralogical Museum...Species containing more than one anion or anion group may be assigned to a separate class or may be assigned...specifies the atomic (cation to anion, or to anion group) ratio for the mineral. This and the remaining numbers...appropriate Dana number. When recognized, membership in a group is noted. Occasionally, the phrase “an inadequately...internally contradictory. 5A. Groups The term group refers to an aggregate or multiple (usually three |  | | Book | | Canada by Sterling Publishing % Canadian Manda Group, One Atlantic Avenue, Suite 105 Toronto, Ontario...Driesner, administrator of the Division of Abandoned Mine Lands. The staff of Sterling Publishing Company...your portable mineral ultraviolet lamp. Pour some mine concentrate through a sifting screen, and pick out...are stony-iron meteorites, the rarest meteorite group. They have a composition of olivine crystals in...the outer core is a dense probably olivine and pyroxene rocks. liquid (mostly molten iron) for two rea¬ | | | Book | | Canada by Sterling Publishing % Canadian Manda Group, One Atlantic Avenue, Suite 105 Toronto, Ontario...Driesner, administrator of the Division of Abandoned Mine Lands. The staff of Sterling Publishing Company...your portable mineral ultraviolet la1np. Pour some mine concentrate through a sifting screen, and pick out...are stony-iron 'meteorites, the rarest meteorite group. They have a composition ~f olivine crystals in...meteorites. The mantle is probably olivi ne and pyroxene rocks. Since olivine is common in 1neteorites |
|
