...Representative species include vanadinite (Pb 5 (VO 4 ) 3 Cl). Important sources of vanadium and uranium include carnotite (K 2 (UO 2 ) 2 (VO 4 ) 2 ・3H 2 O) and tyuyamunite (Ca(UO 2 ) 2 (VO 4 ) 2 ・5-8H 2 O), which are the main minerals in sandstone-type uranium deposits on the Colorado Plateau in the United States. They are rarely found in Japan. ... *Some of the terminology explanations that mention "tyuyamunite" are listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…代表種は褐鉛鉱Pb5(VO4)3Clなどである。バナジウムおよびウランの資源として重視されるものには,カルノー石K2(UO2)2(VO4)2・3H2Oやツヤムン石tyuyamunite Ca(UO2)2(VO4)2・5~8H2Oなどがあり,アメリカのコロラド高原の砂岩型ウラン鉱床では主要な鉱物。日本での産出はまれである。… ※「tyuyamunite」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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