Olshanskyite

Glassy gray crystalline with calcite and possibly nifontovite

Origin: Fuka, Okayama pref. Japan

Sample size: 2 x 2 cm

 

 

White vein in sakhaite

Origin: Titovskoje, Jakutia, Russia

Sample size: micromount (top), 1 x 2.3 cm (bottom)

 

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Glassy grey crystalline mineral with calcite in matrix

Origin: Fuka, Okayama Prefecture, Japan

Sample size: 5 2.5 x 2 cm

 

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