单词 | alvite |
释义 | alvite/ˈalvʌɪt/Mineralogy noun A reddish-brown amorphous mineral found in pegmatites which is an altered or metamict variety of zircon, with elevated concentrations of hafnium, rare earths, and radioactive elements. OriginMid 19th century; earliest use found in Quarterly Journal of the Geological Society of London. From Danish alvit from the name of Alve, a locality in the Arendal district of southern Norway, where the mineral was first discovered + -it. |
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