 | | Journal (article/letter/editorial) | | Hudson, Ohio 44236 janet15clifford@gmail.com STAUROLITE Keivy Mountains, Kola Peninsula, Russia “R...“R ock-forming minerals” such as staurolite are rarely chosen for a Connoisseur’s Choice feature because...showy in the traditional sense. The beauty of staurolite is more subtle and intellectually appealing,...minerals are so commonly and spectacularly twinned. Staurolite is instantly recognizable to collectors for its...pendants or amulets. Staurolite is also the state mineral of Georgia. Staurolite (from the Greek stauros |  | | 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 |  | | 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) | | Gerais, Brazil. (4) Humite, 2.3 cm, from Mount Somma, Italy. (5) Palladium, 2.1 cm, from Brazil. (6) Mellite...Aragonite twin, 2 cm, from Aragon, Spain. (8) Staurolite, 2.4 cm. (9) Acanthite, 3.2 cm, from Freiberg...from the Jequitinhonha River area, Minas Gerais, Brazil. 4 Refined Elegance, a Supplement to The Mineralogical... 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 |
|
Serra da Mangabeira, Ibitiara, Bahia, Brazil