Pyhasalmi
芬兰未知
概述
Massive, banded, dissemination, lens, 0.08 km thickness. 1909 +/- 27 Ma (Pb-Pb for ore galena). Remobilization of mineralization into fractures. Disseminated ore shows breccia structure, interpreted as stringer zone. 37% S, 4.9% BaO. Calc-alkaline, mature island arc. Low K rhyolite.
地质背景
构造环境: Bimodal-felsic in epicontinental arc
资源与开采
运营方: 0
投产年份: 1962
数据溯源
数据来源: USGS MRDS