Stilbite-Ca
Nambu city, Minami-Koma county, Yamanashi pref., Japan
Field of view: 10 mm. A group of stilbite-Ca. The pointed tabular transparent crystals are stilbite-Ca.
Recovered from an open space of a stilbite-Ca vein in sandstone formed by contact metamorphism of a calc-alkaline andesite-basalt dike.
Other localities
- Kami-Sano (Sandstone, Tabular)
- Obora Path (Hyaloclastite, Tabular)
- Sogaura (Hyaloclastite, Tabular)
- Kusama Mine (Pyroclastics, Zeolite facies)
- Oshima Quarry (Basalt, Zeolite facies)
- Kaneyama (Tuff, Zeolite facies)