|Location is approximate, estimate based on other nearby localities.|
|Latitude & Longitude (WGS84):||34° North , 131° East (est.)|
|Margin of Error:||~19km|
|Köppen climate type:||Cfa : Humid subtropical climate|
A cobalt-copper mine operated during the period 1941-1945. Owned by the Nippon Cobalt Mining Co. and/then the Mitsui Mining Co. Ore is a contact deposit between Paleozoic limestone and granite porphyry. Output was 392 tons. Includes Eboshi and Yoboshi orebodies.
Mining for copper was begun in the eighth century and supplied the copper for the Buddha casting at Todai-ji.
Mineral ListMineral list contains entries from the region specified including sub-localities
33 valid minerals.
Localities in this RegionShow map
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Rocks & Minerals: 22:223. ("Ota-machi, Mine-gun" is an error).
Yoshimura, K., Kurisaki, K., Okamoto, T., Fujikawa, M., Ikeda, Y., Yamada, T., & Matsuda, H. (2014). Sulfide Ore Smelting at the Naganobori Copper Mine Recorded on Speleothems from the Ogiri No. 4 Pit on the Akiyoshi-dai Plateau, Yamaguchi, Japan. ISIJ International, 54(5), 1147-1154.