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单词
psilomelane
释义
psi·lo·mel·ane
\ˌsīlōˈmeˌlān\
noun
(
-s
)
Etymology:
psil- + -melane
:
a basic oxide of barium and bivalent and quadrivalent manganese probably BaMnMn
8
O
16
(OH)
4
— compare hollandite, coronadite
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afraid
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更新时间:2025/11/21 2:56:47