| | Book | 41)(Si3.86Al0.10 Fe0.04O10)(OH)2 from Mikhailovskii mine, Zheleznogorsk, Russia (Chukanov 2014a). IR spectra...In Fe3+-bearing Mg-poor schorl from the Limoeiro mine, Murta, Minas Gerais, Brazil, the band of OH groups...area), olmiite CaMn(HSiO4)(OH) from N’Chwaning II mine, Kalahari manganese fields, South Africa (c), and...and anapaite Ca2Fe2+ (PO4)2·from the Kerch iron-ore basin (c). The spectra were obtained by N.V. Chukanov...brandtite Ca2Mn(AsO4)2·2H2O from skarn (Harstigen mine, Sweden) (b), and roselite Ca2Co(AsO4)2·2H2O from | | | Book (volume) | families or groups of villagers purchase a licence to mine; in other areas there is little regulation, and...buyer) will, by building relationships with miners, mine owners, and local traders, gain expertise and some...such as a particularly fine-coloured gemstone or a mine that is producing particularly clean large specimens...sorted. Following the establishment of the Burma Ruby Mine Company in Victorian times, some mining techniques...pegmatite areas include the Pala area of San Diego County in California, the Nuristan area of Afghanistan |
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