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单词 piemontite
释义

piemontite

/ˈpiːmɒntaɪt/
noun
mass noun
a brown or black mineral consisting of a silicate of calcium, aluminium, iron, and manganese
红帘石。
词源
late 19th cent.: from Italian Piemonte (See PIEDMONT) + -ITE1.
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更新时间:2025/1/23 8:51:45