TrekGEO > Mineral Trail > Koshinetsu region > Yamanashi pref. > Hausmannite

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Kusama Mine

Shimobe, Minobu city, Minami-Koma county, Yamanashi pref., Japan

Source for manganese


Field of view: 50 mm. Massive hausmannite. The reddish-brown to dark brown specimen is aggregate of fine hausmannite crystals.

Recovered from a mudstone-hosted Cu-Mn deposit subjected to Zeolite facies metamorphism.

Hausmannite from this location was described in 1982.

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