Rhodochrosite

Kamibishi, Hishi village, Kiryu city, Gunma pref., Japan

Field of view: 50 mm. A group of coarse rhodochrosite crystals. The pink grains are rhodochrosite. The mineral species of the pale brown grains and the green grains are not specified. The pale brown grains are possibly sonolite.

Recovered from a chert-hosted bedded manganese deposit subjected to Albite-Epidote-hornfels facies contact metamorphism.

Rhodochrosite from this location was described in 1954.

Other localities

List of Japanese rhodochrosite 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)