TrekGEO > Mineral Trail > Koshinetsu region > Yamanashi pref. > Galena

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Suzukura Mine

Enzan-Hirasawa, Koshu city, Yamanashi pref., Japan

Source for Lead


Field of view: 50 mm. Galena associated with chalcopyrite. The dark gray parts exhibiting perfect cleavage are galena. The yellow massive grains are chalcopyrite.

Recovered from a quartz vein of a moderate-low-temperature hydrothermal deposit in I-type (Magnetite-series) granite. Formed in the late Miocene (10 Ma).

Galena from this location was described in 1963.

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