概述

Medium to coarse grained, massive ore. Besshi-type. Hitachi deposit 3000 m x 2000 m, Suwa deposit 800 m x 300 m, Fudodaki 700 m x 400 m, Fujimi deposit 800 m x 300 m. Max. 600 m dip length, 90 m thickness. Degree of deformation and recrystallization of ores increase from Suwa deposit, through Fudotaki deposit, to Fujimi.

地质背景

构造环境: Pelite-mafic in mature oceanic backarc

资源与开采

运营方: 0

投产年份: 1905

数据溯源

数据来源: USGS MRDS

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