Gersdorffite
Natsume, Oya city, Yabu county, Hyogo pref., Japan
Width: 30 mm. Gersdorffite associated with nickeline. The massive dark gray parts are gersdorffite, and the massive copper-red parts are nickeline.
Recovered from a Nickeline-Gersdorffite nodule of a Fe-Ni deposit in serpentinitized harzburgite, a part of an opholite.
The first gersdorffite from Japan was reported from this location in 1907.
Other localities
- Taguchi Mine (Bedded Mn, AM facies)
- Takara Mine (Bedded Mn, AM facies)
- Hagidaira Mine (Bedded Mn, Hbl facies)
- Natsume Mine (Serpentinite, Nodule)