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单词 xenotime
释义

xenotime

/ˈzenətaɪm/
noun
mass noun
1
a yellowish-brown mineral which occurs in some igneous rocks and consists of a phosphate of yttrium and other rare-earth elements
【矿】磷钇矿。
1.1
Composition: native yttrium phosphate
成分:天然钇磷酸盐。
词源
mid 19th cent.: from XENO-, apparently erroneously for Greek kenos 'vain, empty', + timē 'honour' (because it was wrongly supposed to contain a new metal).
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更新时间:2025/3/18 13:54:49