Fluorite
Goka Mine
Goka, Higashi-shirakawa city, Kamo county, Gifu pref., Japan
This locality is closed to collecting.
Field of view: 10 mm. Purple fluorite. The massive purple part is fluorite. The surrounding grayish-green host is altered tuff.
Recovered from a moderate temperature hydrothermal deposit vein associated with granite porphyry, a part of a parallel dike swarm formed at the last stage of a caldera complex intruded in an accretionary complex.
Other localities
- Hirukawa (Pegmatite, Octahedral)
- Hiraiwa Mine (Hydrothermal, Dodecahedral)
- Goka Mine (Hydrothermal, Massive)
- Takatori Mine (Pneumatolytic, Massive)
- Takane Mine (Pneumatolytic, Massive)
- Kamioka Mine (Pneumatolytic Skarn, Cubic)