Ogoya mine, Komatsu City, Ishikawa Prefecture, Chubu Region, Honshu Island, Japan
|Latitude & Longitude (WGS84):||36° 17' 35'' North , 136° 35' 30'' East|
|Latitude & Longitude (decimal):||36.29306,136.59167|
|Köppen climate type:||Dfb : Warm-summer humid continental climate|
|Name(s) in local language(s):||尾小屋鉱山, 石川県 小松市|
A closed mine with Cu-Pb-Zn veins, famous to Japanese collectors for its purplish pyromorphite crusts on amethystine quartz crystals (the color association being presumably just coincidence!). 1958 Cu production 2,644 tons from ore averaging 1.5% Cu.
- In 1772, Au ore was found in Kanahira area.
- In 1884, Otani vein was found.
- In 1908, owner changed. New outcrop was found in Shirayama Area.
- In 1932, owned by Nippon Mining Industry Co., Ltd.
- In 1962, mining company was separated to Hokuriku Mine Co., Ltd.
- In 1971, closed.
Now, Hokuriku Mine Co., Ltd. is remain as environmental conservation company for prevention of water pollution from slag heaps.
35 valid minerals.
This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.
Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org
|Pliocene - Miocene|
2.588 - 23.03 Ma
|Miocene-Pliocene mixed volcanic, volcaniclastic and sedimentary rocks|
Age: Neogene (2.588 - 23.03 Ma)
Reference: Geological Survey of Canada. Generalized geological map of the world and linked databases. doi:10.4095/195142. Open File 2915d.