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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.
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