Kämmererite
Onishi, Fujioka city, Gunma pref., Japan
IMA approved name
Clinochlore var. kämmererite
Field of view: 5 mm. Kämmererite associated with chromite. The massive purple parts are groups of platy kämmererite. The opaque black grains with a metallic luster are chromite.
Recovered from a Cr deposit associated with serpentinite in an accretionary complex subjected to Greenschist facies high-pressure metamorphism.
Other localities
- Yashio Mine (GS facies serpentinite, Massive)
- Hodono (GS facies serpentinite, Triangle prism)
- Dainichi Mine (Magmatic, Massive)