在局部地方白云石和硬石膏也是重要的胶结物;还有少量自生石英.Locally dolomite and anhydrite are important as cements , together with minor authigenic quartz.钱存在银行,利息自生.Money deposited in banks will accrue to us with interest.两种环境下形成的自生矿物组合截然不同.Authige...
塞卢奎地区的所有前沙姆凡岩石均分布于此推覆体的倒转翼中.All the pre - Shamvaian rocks in the Selukwe area lie on the inverted limb of this fold.新集矿区是从推覆体下采煤.Coal is mined under nappe in Xinji Mine area.新集二矿在特定推覆体水体下的煤层开采, 13-1 煤开采水文地质条件尤为复杂.Coal Mi...