Hiraki mine, Hyogo Prefecture, Kinki region, Honshu Island, Japan
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|Latitude & Longitude (WGS84):||34° 57' 30'' North , 135° 6' 0'' East|
|Latitude & Longitude (decimal):||34.9583333333, 135.1|
|Other regions containing this locality:||Asia|
An important kaolinite mine (50,000 tons per year) located about 50 km NW of Osaka city. Formed by hydrothermal alteration of a rhyolitic tuff. Being low in alkalis and iron, it is used for manufacturing fibre glass.
14 valid minerals.
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- Kamitani, M., Okumura, K., Teraoka, Y., Miyano, S., and Watanabe, Y. (2007): Mineral Resources Map of East Asia. Geological Survey of Japan