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Akadani Mine

Akadani village, Fukui city, Fukui pref., Japan


Ajimi Mine


Low-T hydrothermal deposit

Low temperature hydrothermal deposit in the late Oligocene (25 Ma) Nishitani Rhyolites. The Nishitani Rhyolites is composed of welded tuff and tuff breccia of continental facies, and overlies the Jurassic to Cretaceous Tedori Group and Asuwa Group. Age of rhyolite was determined by fission track dating of zircon.

Reported Minerals

Mineral Assemblages

  • Arsenic
  • Quartz(Gangue) - Stibnite


  • 1910's: The mine was operated.
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