Bico de Pedra
巴西· Minas Gerais未知
概述
Massive layers and lenses, disseminations, 10s m thick orebodies, individual layers up to 50 cm and 2 m thick, pyrite-rich bands, concordant with mylonitic foliation. Zoned with Cu-Au base, Zn-Pb top.
地质背景
构造环境: Bimodal-mafic in oceanic arc
资源与开采
数据溯源
数据来源: USGS MRDS