Amo Mine
Amo, Kawai village, Hida city, Gifu pref., Japan
Occurrence
Low-P granulite facies middle-P metamorphic rocks
Graphite deposit in gneiss of Permian - Triassic Amo Formation in Hida metamorphic rocks subjected to Granulite facies metamorphism.
Reported Minerals
Mineral Assemblages
- Quartz - Feldspar - Graphite
Produced metal (around 1951)
- Graphite: 15 tons/month
History
- 1892: The deposit was discovered by Mr. Yajima.
- 1897: Started to mine 7-8 t/day ore.
- 1916: The mine was closed..
- 1921: Yonosuke Genda restarted to mine.
- 1949: The concentrator was built.
Localities
- Amo Mine (Graphite, GR facies)
Related Occurrences
- Albite-Epidote-hornfels facies
- Hornblende-hornfels facies
- Pyroxene-hornfels facies
- Sanidinite-hornfels facies