 | | Journal (article/letter/editorial) | | Beryl, variety aquamarine, doubly terminated gem crystal, 13.0 × 2.5 cm, from the Jaquetô mine, Medeiros Neto...Neto, Bahia, Brazil. Bonisoli specimen 3749, Jeff Scovil photo. O ne’s first impression upon entering...crystal in quartz, 7.5 × 6.0 cm, from the Himalaya mine, San Diego County, California. Bonisoli specimen...concretions, 7.0 × 6.5 cm, from the Mashamba West mine, Kolwezi, Democratic Republic of Congo. Bonisoli...coated with malachite, 4.5 × 4.5 cm, from the Onganja mine, Seeis, Windhoek, Namibia. Bonisoli specimen 3349 |  | | Journal (issue) | | (a variety of zoisite), 9 cm, from the Merelani mine, located on the slopes of the Lelatema Mountains...La Marina mine, Colombia. Top right: Topaz, 8.4 cm, from Ouro Preto, Minas Gerais, Brazil. Lower left:...left: Phosphophyllite, 2 cm, from the Unificada mine, Potosi, Bolivia. Bottom right: Grossular, 3.5 cm,...Andrea Bartorelli: Minerals and Precious Stones of Brazil. Other important references (if any) for individual...cm, from the Alto da Cabeca mine, Parelhas, Rio Grande do Norte, Brazil. Will Johnson collection (I had |  | | Journal (issue) | | row, from left: Euclase, 2.3 cm, from the Gachalá mine, Guavió-Guatéque mining district, Boyacá Department...Budd photo. Tanzanite, 7.6 cm, from the Merelani mine near Arusha, Tanzania. Barry & Beth Kitt collection;...Fluorite on quartz, 13 cm, from the Yaogangxian mine, Chenzhou Prefecture, Hunan Province, China. The...kunzite), 9 cm, from the Urucum mine, Galiléia, Minas Gerais, Brazil. Gus & Jane Eifler collection; Holly...the Musonoi mine, Zaire (#950). Jerry Cone photo. Adamite, 5-mm view, from the Mohawk mine, San Bernardino |  | | Catalog/List | | museum-quality Tourmalines, including the 2nd largest Sapo Mine “shaving brush” and an exceptional Elbaite on Feldspar...Auction 2 53001 CALEDONITE Mammoth-Saint Anthony Mine, Tiger, Pinal Co., Arizona, USA Named by the Romans...This example hails from the Mammoth-Saint Anthony Mine: a legendary Arizona locality. Unlike the vast majority...Caledonite and a dash of azure blue Linarite. The mine is now collapsed and only a memory for the lucky... 53002 CHALCOCITE Lucky Friday Pocket, Flambeau Mine, Ladysmith, Rusk Co., Wisconsin, USA This is one |  | | Journal (issue) | | moving products from mine to consumer. The main cover image was taken at the AnahÌ mine in Bolivia, a major...of the company (Even-Zohar, 2007). Because of the mine closures, De Beers’s market share by volume fell...pink diamonds (0.51 and 0.55 ct) from the Argyle mine in Australia were part of the 2007 Argyle pink diamonds...had acquired a 32.8% interest in Angola’s Catoca mine in the early 1990s. Commissioned in 1997, Catoca...mining giant Rio Tinto opened Canada’s second diamond mine, Diavik, with 60% ownership. Rio Tinto had established |
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Jaquetô mine, Guaratinga, Bahia, Brazil