 | | 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) | | geology, and notable localities of diamond mining in Brazil, and outlines plans for future diamond production...impact of silicon on the coloration of gemquality sapphire. 48 Japanese Jadeite: History, Characteristics...cordierite • Cape diamond with yellow phosphorescence • Sapphire filled with bismuth-based glass • H4 defect in...synthetic diamond • Titaniumdiffused synthetic sapphire • Coated Paraíba tourmaline • Rubellite with strong...eye imitation pen pearls • Negative crystals in sapphire • Quarterly crystal: Mystery inclusion in topaz |  | | Journal (issue) | | (7) 2.14 ct blue sapphire, (8) 23.18 ct blue spinel, (9) 4.82 ct purple sapphire, (10) 5.32 ct Paraíba...1.15 ct purplepink sapphire, (16) 5.54 ct spessartine, (17) 8.04 ct orange sapphire, and (18) 3.48 ct...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... alexandrite and other chrysoberyls, ruby and sapphire, diamond, garnet, jade [both jadeite and nephrite] |  | | Journal (issue) | | Palladium and platinum from Corrego Bom Sucesso, Minas Gerais, B razil...............................471 by...Universitaria Ilha do Fundao 21.190 Rio de Janeiro, Brazil Jeanete N. Alves Departamento de Recursos M inerals—RJ...inerals—RJ Rua Marechal Deodoro 351 24.030 Niteroi, Brazil The Corrego Bom Sucesso prospect is one o f Brazil’s...Horizonte and southeast of Diamantina in central Minas Gerais, Brazil. It is near the historic town of Serro.... Access is by way of the tarred Datas-Serro road (MG 010), from which a small unpaved road branches off |  | | 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 |  | | Journal (article/letter/editorial) | | fractionation with fs-LA-ICP-MC-MS. Using a Ti-Sapphire (TiS) fs laser, Hirata and Kon (2008) were able...reductions in background Si levels obtained using a sapphire torch and injector, these authors were able to...D'Abzac, F.X., Seydoux-Guillaume, A.M., Chmeleff, J., Datas, L., Poitrasson, F., 2012a. In situ characterization...D'Abzac, F.X., Seydoux-Guillaume, A.M., Chmeleff, J., Datas, L., Poitrasson, F., 2012b. In situ characterization...D'Abzac, F.X., Seydoux-Guillaume, A.M., Chmeleff, J., Datas, L., Poitrasson, F., 2011. Study of near infrared |  | | Book | | . . . . . . . . . . , . . . . . . . . . . . . Sapphire . . . . . . . . . . . . . . . . . . . . . . ....mum aims; 0a moss: nanny: THAN qcam ' Diamond. Sapphire. Ruby. Chryaoberyl. Spinelle. Topaz. Emerald... . . . . . . . . . . . .1 '812 Blue corundum (sapphire) . . . . . . . . . . . . . . . . . . . . . . ... . . . . . . . . . . . . . . .l '779 White “ (sapphire) . . . . . . . . . . . . . . . . . . . . . . ...of trichromatic, the iolite, the andalusite from Brazil, the diaspore from Schemnitz, and the axinite. |  | | Journal (article/letter/editorial) | | substrates such as ultra-smooth fused silica or sapphire results in a rough metal-free surface, which increases...Clergereaux, R.; Gherardi, N.; Villeneuve, C.; Datas, L. E−beam deposited ultra−smooth silver thin film |  | | Book | | - by richard w. hughes I - ,=: CJ? UBY & SAPPHIRE is a journey into one of mankind's most fascinating...than yawns is always a scarce item. But Ruby & Sapphire is just such a book-a rare combination of face...fun, the pertinent and che peculiar. Open Ruby & Sapphire and you seep into a secret world where, with each...amazing and colorful tales within. Bur Ruby & Sapphire is also 1nuch more. T he product of over 15 years...a virtual encyclopedia of the subject. Ruby & Sapphire highlights: • Side-by-side photos illustrate color |  | | Book | | once again the Windsors who purchased a cabochon sapphire weighing 152.35 carats decorated with a seated...Amntauy 0 || Dg Ge Pe y | 5 batted 9" Ge - datas 5 eo Jelr, on puts | 3S pules | Andy tats |  | | Journal (article/letter/editorial) | | DSC) or air (40 ml min)1, hightemperature DSC). A sapphire disk served as the heat-capacity standard for...San E, De Grave E, Vandenberghe RE, Desseyn HO, Datas L, Barron V, Rousset A (2001) Study of Al-substituted |  | | Report (issue) | | Janeiro______________________ Sao Paulo__________________________ Minas Gerais_______________________ Espirito Santo______________________...Monazite localities-Continued South America-Continued Brazil-Continued Beach placers _________________________...and Idaho. Most of the world output has come from Brazil, India, and the Republic of South Africa, but 12...beaches and elevated bars along the southern coast of Brazil were the world's main source of commercial monazite...international importance. Stream placers in the interior of Brazil are virtually unexplored; they may constitute an |  | | Journal (article/letter/editorial) | | the Electron Microprobe and with the SEM, and L. Datas and L. Weingarten for their technical assistance...fluorine-rich fluids in the formation of the thorianite and sapphire deposits of S.E. Madagascar. 8th Goldschmidt Conference |  | | 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...50740-530, Brazil Mario L. S. C. Chaves Departamento de Geologia, IGC, Universidade Federal de Minas Gerais |  | | Book | | 131 Brbe Oy \ THis rer Caves i 3.2: sea ccctisuag datas ga cbuaniina nai has Sse uaa eee a Aeon gees| EF...ease tenants 160 Sitecs)Old-Pressley Sapphire Mine—Blue. Star. Sapphire... ...cwesnndosongaetooaoaavecsnorteannens...orteannens 161 Site 6 Mason Ruby and Sapphire Mine—Sapphires and Rubies.............cccscceseesteeeeeeeeeees...cccsccsssestsessscessssaserensetsceseaenes and Sapphire Site 10 Rose Creek Mine—Ruby, scseuey ange seeeta...the individual mine. ADDITIONAL EQUIPMENT FOR SAPPHIRE possible we have tried to include that / DIAMOND |  | | Journal (article/letter/editorial) | | chemically and mineralogically. Oligoclase from Minas Gerais, Brazil and bytownite from Chihuahua, Mexico have...were obtained in the high-pressure flow cell with sapphire windows developed by Trevani et al. [2]. Ionization...solutions (I=0,025M and I=0,50M). A thermodynamic datas of complex formation were evaluted without helpful...helpful computer code, however the several datas in the literature contributed for this evalutation, in special...of zircon megacrysts from the Juina kimberlites, Brazil E.A. BELOUSOVA1, F.V. KAMINSKY2 1 AND W.L. GRIFFIN |  | | Journal (volume) | | Myanmar Emeralds from the Piteiras mine, Minas Gerais State, Brazil: genetic implications from fluid inclusion...Piteiras mine in Itabira is located in the Minas Gerais State, Brazil and produces gem quality emeralds. Ultramafic...Kenya [4]. Two groups of the similar looking BGY sapphire samples from Nam Khun-Nam Yuen and from Garba...(2006) Gems Gemol., 42, 142. Fig. 1: Basaltic BGY sapphire samples from Nam Khun-Nam Yuen gem field, NE Thailand...characteristics as well as chemistry. Nonetheless, the BGY sapphire samples from each locality did show their differences |  | | Journal (article/letter/editorial) | | constantvolume experimental cell was equipped with a sapphire pressure sensor which also allows direct measurement...Compared with the geochronological and geochemical datas of other ore-forming porphyries in the Chinese Tianshan |  | | Book | | frequently cause blue colors in Fe and Fe pore eros ei sapphire, (e.g. vivianite, bearing minerals 295 D.B. Brown...minerals with isolated clusters (e.g. vivianite, sapphire, glaucophane, cordierite, kyanite, omphacite...attention since antiquity because many gems, including sapphire, aquamarine and iolite, owe their colors ... (P0)) 9+ 8H,0 Fe, (6) AL. (6) » le =9279 sapphire Al,0,/Fe,Ti jc = kyanite Al, (6) Al, Si0...composition of the Angra dos Reis pyroxene, Reis, Brazil. C46 ig7" <9, 22"80185 40.06 0-43 Si.n1n7 0 one |  | | Book | | Australia, silver in Mexico, and jacotinga in Brazil : he may yet learn how to work gold in California...acceptis, nulla præda, in perata tamen pecunia , datas à littoribus Britanniæ . ” “ I have had letters...Henwood, ofgold being found in the coop of a duck in Brazil. I remember the case of a duck, at the Bathurst...short period, I have specimens of diamond, ruby, sapphire, hya cinth, beryl, chrysoberyl, chrysolite, opal...-Mexico . Central America . Columbia. — Peru. - Brazil. — Geology. - St. John del Rey. Unless gold be |  | | Book | | high-temperature high-pressure cells with transparent sapphire windows. It was experimentally determined a temperature...such as 38 G. V. Bondarenko and Y. E. Gorbaty sapphire or diamond, are transparent across the entire...bond formation Pb constructed from experimental datas, is shown in Fig. 2.2 (Gorbaty and Kalinuchev 1995)...1997). A piece of sulphur was placed in an inner sapphire vessel filled with water in a high-temperature...microscopic study of the sediment deposited on a sapphire window shows that it is mainly composed of rounded |  | | Report (volume) | | referred to 700 nm OO 5.(3) mb nn nnn Sources of datas CRC Handbook of Chemistry and Physics, 1994 edition...ests cede ee ace, ceebe ae re eee me tteseedse dee datas 264 Diagenetic Reactions between Borate-mineral...Axinite from Tabua Lake, Lagoa Real District, Brazil. An Acad Bras Cienc 55:93-103 Bahia, Chao GY...Anales del Ministerio de Agricultura, Dir Gen de Minas, Geol, e Hidrologia, Pub no 89, Buenos Aires, 57...del Primer Congreso Panamericano del Ingeniero de Minas y Geologia 4: 1665-1667 Libbey FW (1985) Boron in |  | | Book (volume) | | Hamlinite.] Must. Braunitu z Minas Geraes. [On Braunite from Minas pp. 6 : 1 pl. the PHspevek k morfologii...763 * 3. Jhering (HERMANN VON) Molluscos. See BRAZIL. COMMISSAO DE LINHAS TELEGRAPHICAS ESTRATEGICAS...1915. Jhering (HERMANN VON) & (R. VON) As Aves do Brazil, See SAO PAULO. MUSEU PAULISTA. Catalogos da ...SHITKOW (RODOLPHO VON) [1883-] & (H. VON) As Aves do Brazil, rf-c. See SAO PAULO. MUSEU PAULISTA. 8 V 1907...Rozpravy . Boletin, . Jezek (BOHUSLAV) . DE MINAS, . Jezek L- JIMENEZ C'UERPO DE INGENIEROS |  | | Book (edition) | | SILVER COPPER Mercury TIN SOUTH AMERICA . BRAZIL GoLmp OrHER . METALS Cyalibal Gop SILVER . CoPpPER... and is therefore not unlike the rock known in Brazil as wabirite. In the Huronian rocks near Marquette...Canada, Newfoundland, Mexico. SoutH AmeERIcA.—Brazil, Colombia, Argentina, &e. CENTRAL AMERICA, &c...Journal, April 25th, 1896. ? Don Casiano de Prado, Minas de Almaden, Madrid, 1846. PART II SPAIN 503...the district of ‘Chantabun, more famous for its sapphire and ruby mines. Mines of antimony are also known |  | | Journal (volume) | | same kind from Ceylon, the East and West Indies, Brazil, and Peru. Here are three diamonds, two from Beechworth...Speaking of Brazil, he says, "Experience has shown the " richest localities to be in Curranlinho, Datas, Mendanho...I can exhibit to-night specimens of the green sapphire the — — Oriental emerald but I have not a fine...price of sapphires when cut and polished, a good sapphire of ten carats is valued at fifty guineas, and...by the author, Dr. Von Martins. " Abhandlungen Brazil " aus den Gebiete der Naturwissencshaften " presented |
|
