金平鉱山
1984 年 100 巻 1160 号 p. 1001-1003
詳細
1984 年 100 巻 1160 号 p. 1001-1003
The Kanahira mine is located in the border of Okayama and Hiroshima prefecture and about 33kms to the west apart from Bittyu Takahashi station of the Hakubi railroad line.
The geology around the mine consists of the limestone, the Liparite group and the granite porphyry et al. The deposit, whose shape is massive, is the crystalline limestone. Recently, 9000-10000 tons of the are are mined per month and the ‘Kansuiseki’ and the ground limestone are produced from them.
The are is mined by the room and pillar method and transported by the trackless method.
