Laumontite
Shimobe, Minobu city, Minami-Koma county, Yamanashi pref., Japan
Field of view: 10 mm. Crystals of laumontite. The white prisms are laumontite. The green granular parts are brochantite.
Recovered from an open space of a laumontite vein in mudstone subjected to Prehnite-Pumpellyite facies metamorphism.
Laumontite from this location was described in 1956.
Other localities
- Myoho Mine (Sediment-hosted Cu, Prismatic)
- Nakayashiki (PrP facies, Radial)
- Chiyabayama (PrP facies, Prismatic)
- Heguri (PrP facies, Prismatic)
- Obora Path (Hyaloclastite, Prismatic)
- Takarayama Mine (GS facies, Vein)
- Nishizawa Mine (Hydrothermal Au-Ag, Prismatic)