III International
俄罗斯· Ekaterinburg未知
概述
Tonnage and grades are not available. Three ore-hosting horizons of graphitic shale dipping at 35-50º E. Silurian Tagil volcanic arc, Middle Urals.
地质背景
构造环境: Bimodal-felsic in oceanic arc
资源与开采
投产年份: 1929
数据溯源
数据来源: USGS MRDS