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[℃〖化学〗]
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钡硬锰矿[Romanechite]
℃〖化学〗
2006-10-4 15:58
The
manganese oxide
(Ba,H
2
O)
2
Mn
5
O
10
which forms black spikelets on other crystal spikes. The mineral was previously known as psiolomelane.
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