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prehnite
释义
WordReference Random House Unabridged Dictionary of American English © 2024
prehn•ite
(prā
′
nīt, pren
′
īt),
USA pronunciation
n.
Mineralogy
a mineral, hydrous calcium aluminum silicate, Ca
2
Al
2
Si
3
O
1
0
(OH)
2
, occurring in light-green reniform aggregates or tabular crystals.
1785–95; named after Col. Van
Prehn,
18th-century Dutchman who brought it from South Africa to Europe; see -
ite
1
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更新时间:2025/7/23 18:22:28