Rhodochrosite
Yatsuhashi, Shitara city, Kita-Shitara county, Aichi pref., Japan
This locality is strictly closed to collecting.
Field of view: 50 mm. A group of rhodochrosite. The group of bright red grains is rhodochrosite. The translucent gray part at the lower right is quartz. The massive grayish-pink part at the upper left is aggregate of rhodonite and quartz. The black crusts are manganese dioxide formed by weathering.
Recovered from a bedded manganese deposit in pelitic schist subjected to Amphibolite facies regional metamorphism and contact metamorphism by granodiorite.
Rhodochrosite from this location was described in 1950.
Other localities
- Taguch Mine (Bedded Mn, AM facies)
- Kiyokawa Mine (Bedded Mn, Zeo facies)
- Mogurasawa Mine (Mn Skarn, Granular)
- Kanoiri Mine (Mn Skarn, Granular)
- Chichibu Mine (Hydrothermal Skarn, Sulfide)