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okhotsukite_1 | by dnh_macro
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okhotsukite_1

Okhotskite

Ca2(Mn,Mg)(Mn3+,Al,Fe3+)2(Si2O7)(SiO4)(OH)2・H2O

Kokuriki mine, Hokkaido Prefecture

FOV = 5mm

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Taken on November 5, 2015