Japan, Nagano
Kofu crystal district
Otome mine and Shosenkyo
Crystal locality Documented siteProhibited, look only
What you could find
Reported finds from this ground.
Crystals and mineralsPhotos via Wikimedia Commons: Stephanie Clifford from Arlington, VA, USA (CC BY 2.0).
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Why this spot
Rockhounding locality (historic): source of Japan-law twin quartz that built Kofu's gem-cutting industry; now closed
Classic locality on Mindat; closure, gating and enforcement documented
Before you go
Hazards noted for this site.
Do not enter: unstable workings behind locked gates
Keep exploring nearby
More spots in this area.