Rhodonite
Kamibishi, Hishi village, Kiryu city, Gunma pref., Japan
Source for manganese
Field of view: 30 mm. Purple rhodonite. The purple grains are rhodonite. The translucent white parts are quartz.
Recovered from a chert-hosted bedded manganese deposit subjected to Albite-Epidote-hornfels facies contact metamorphism.
Rhodonite from this location was described in 1954.
Field of view: 30 mm. Pink rhodonite. The pink grains exhibiting perfect cleavage are rhodonite. The transparent to white parts with a vitreous luster are quartz.
Other localities
- Hagidaira Mine (Mn skarn, Tabular)
- Higashizawa Mine (Mn skarn, Prismatic)
- Kyurazawa Mine (Mn skarn, Fe-rich)
- Mogurazawa Mine (Mn skarn, Purple and Pink)
- Takanosu Mine (Mn skarn, Banded)
- Kurokawa Mine (Mn skarn, Massive)
- Kanoiri Mine (Mn skarn, Massive)
- Gozaisho Mine (Bedded Mn, EA facies)
- Kiyokawa Mine (Bedded Mn, Zeo facies)