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Toyoha Mine, Japan

ROCKHOUNDING GRAY AREA DOCUMENTED

Where: Japan · Asia · approx. 42.9, 141.05 (vicinity only)

Why this spot: Rockhounding locality: polymetallic epithermal vein

What turns up: galena, sphalerite, pyrargyrite, rhodochrosite

Access: Gray area.

Mine closed; dumps on forest land, permission advisable.

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Satellite view, historic-map overlays, tide/flow context and field notes are in the app. Exact research detail is part of Pro.

Pins are approximate by design. This page is historical research, not permission to dig. Check ownership and local law first.