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franklinite
释义
WordReference Random House Unabridged Dictionary of American English © 2024
frank•lin•ite
(frangk
′
li nīt′),
USA pronunciation
n.
Mineralogy
a mineral of the spinel group, an oxide of zinc, manganese, and iron, occurring in black octahedral crystals or in masses: formerly mined for zinc.
1810–20,
American
; named after Franklin, New Jersey, where it is found; see -
ite
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更新时间:2025/7/25 3:27:56