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出典:Wiktionary
brazilianite (uncountable)
出典:Wikipedia
出典:『Wikipedia』 (2011/02/01 15:14 UTC 版)
Brazilianite, whose name derives from its country of origin, Brazil, is a typically yellow-green phosphate mineral, most commonly found in phosphate-rich pegmatites. It is a much sought after precious stone, usually ground into facet cuts, and it is a very popular item with collectors.