Baryte

Kosaka-Kozan, Kosaka city, Kazuno county, Akita pref., Japan

Field of view: 30 mm. A group of baryte. The platy clear crystals are baryte. The black grains perched on baryte are sphalerite.

Recovered from an open space of a Kuroko Massive Sulfide deposit associated with a caldera. Formed in the early Miocene (17 Ma).

Baryte from this location was described in 1907.

Field of view: 30 mm. Baryte perched on amethyst. The platy clear crystals are baryte. The host is massive amethyst, and pyramidal faces of the radial amethyst group are at the right. Recovered from the same outcrop of the above spacimen.

Other localities

List of Japanese baryte localities

Kosaka Mine (Kuroko, Tabular)
Mikawa Mine (Hydrothermal, Tabular)
Yunosawa Mine (Hydrothermal, Tabular)
Katsuyama Mine (Hydrothermal, Thick Tabular)
Takatoku Mine (Hydrothermal, Thick Tabular)
Kawazura Mine (Bedded Mn, Massive)