 | | Journal (article/letter/editorial) | | The Geography of North-Eastern Bahia Author(s): John C. Branner Source: The Geographical Journal, Vol...jstor.org/terms THE GEOGEAPHY OF NORTH-EASTERN BAHIA. 139 triangulation east to the Jara hills, and south...Austin and myself. THE GEOGRAPHY OF NORTH-EASTERN BAHIA.* By JOHN O. BRANNER. TABLE OF CONTENTS. Introdtjctory...Mountain Types. Serra de Ituba Type. Serra de Jacobina Type. The Tombador Type. The Diamond-bearing Banges...Banges. The Tablelands (taboleiros) of Eastern Bahia. Map, p. 232. This content downloaded from 132.235 |  | | Journal (issue) | | with crown of lepidolite, from Virgem da Lapa, Minas Gerais, Brazil. (For more on the locality see the article...March-April, 1985 Recent discoveries of Phenakite in Brazil J. P. Cassedanne Instituto de Geociencias Cidade...Universitaria Ilha do Fundao. 29910 Rio de Janeiro, Brazil INTRODUCTION Phenakite, Be2Si04, occurs in granitic... The finest specimens known, however, are from Brazil, where two new occurrences have recently been discovered...approximately in the northern center of the state of Bahia. Access is easy via the Arara road, 17 km from Campo |  | | Journal (issue) | | right: Topaz, 8.4 cm, from Ouro Preto, Minas Gerais, Brazil. Lower left: Phosphophyllite, 2 cm, from the Unificada...Andrea Bartorelli: Minerals and Precious Stones of Brazil. Other important references (if any) for individual... 5.5 cm, from the Alto da Cabeca mine, Parelhas, Rio Grande do Norte, Brazil. Will Johnson collection...beryl, 7.5 cm, from near Araçuai, Minas Gerais, Brazil. The find predates the discovery of morganite at...to get this specimen, a complete floater, for my Brazil collection); Tom Spann photo. Reference: Cassedanne |  | | Book | | MINERALS & PRECIOUS STONES OF BRAZIL Sponsored by: VALE MINISTER.IO DA CULTURA © 2009 - CARLOS CORNEJO...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...Precious stones - Brazil I. Bartorelli, Andrea. II. Title. 09-10025 Cover photograph: Crystal of brazilianite |  | | Journal (issue) | | Steinmetz Group Instore Magazine GIA's 75th Diamond Anniversary Gala The Daily Navigator Platinum...000) Dimexon Eurostar, Hearts On Fire Israel Diamond Institute Sunset Soirée Monday Luncheon at the...Abstracts of Oral Presentations 84 87 93 106 111 112 Diamond and Corundum Treatments Gem Characterization Techniques...and business issues affecting the colored stone, diamond, and pearl industries. Shown here are highlights...during Symposium, with a photomicrograph of a diamond octahedron under long-wave ultraviolet radiation |  | | Journal (issue) | | Gerais, Brazil. (4) Humite, 2.3 cm, from Mount Somma, Italy. (5) Palladium, 2.1 cm, from Brazil. (6) Mellite...(11) Diamond crystal, 2.7 cm, probably from the Jequitinhonha River area, Minas Gerais, Brazil. 4 Refined... from Minas Gerais, Brazil. (10) Chrysoberyl, 2.4 cm, from Minas Gerais, Brazil. (11) Euclase, 2.1 cm...cm, from Minas Gerais, Brazil. (12) Olivine, 2.7 cm, from St. John’s Island, Egypt. given the poorly...crystal, 2.6 cm, from Santa Teresa, Espirito Santo, Brazil. Ann Frazier collection; Jeff Scovil photo. Refined |  | | Journal (issue) | | VOLUME XLII WINTER 2006 Impact of Graining on Diamond Clarity Grading . . . “Chocolate Pearls”. . . Leopard...large Fancy white diamond with whitish banding • Prolonged change of color in a pink diamond • Strand of natural...News International Diamond trading in Sierra Leone • Jewelry repair damages a diamond • Green augelite...Madagascar • Phenomenal fire opal • “Sunset” quartz from Brazil • Swedish Blue (slag) and Swedish Iron Ore • Tourmaline...cultured pearls • Treated violetish blue quartz from Brazil • Circular inclusions in a diffusion-treated sapphire |
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