Tremolite
Kasuga-Mitsuka, Ibigawa city, Ibi county, Gifu pref., Japan
Field of view: 40 mm. Prismatic crystals of tremolite. The pale green prisms are tremolite. Surrounding translucent white parts are quartz. The fine-grained pale green parts are aggregates of tremolite.
Recovered from the dolomite skarn formed by contact metamorphism of S-type (Ilmenite-series) granite. Formed in the Late Cretaceous (96 Ma).
Tremolite from this location was described in 1954.
Other localities
- Waga-Sennin Mine (Metasomatic Skarn, Fibrous)
- Horado Mine (Skarn, Fibrous)
- Kasuga Mine (Skarn, Prismatic)
- Kuriyaze Bridge (Serpentinite, Fibrous)
- Kurotani (Serpentinite, Prismatic)