Ouchi mine, Tohgoh-cho, Miyazaki Prefecture, Kyushu Region, JapanDefunct silver-antimony mine. Phyllitic black shale intercalated with sandstone; folded and faulted; cut by a 1m-wide dyke of quartz porphyry, perhaps related to a granite intrusion exposed 8km away. Sulphosalts are unusually abundant in Ouchi mine ores.
T. Matsukuma (1958): Silver-antimony deposits at the Ouchi mine, Miyazaki Prefecture, Kyushu. (Special commemoration publication for 60th birthday of Prof. Jun Suzuki.) (M.J.A.)
var: Manganoan Calcite
16 entries listed. 15 valid minerals.
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Locality Updated: Osterberg district, Gernrode, Harz, Saxony-Anhalt, GermanyFrom Thomas Lühr, 23rd May 2013 20:53:42