辽宁后仙峪硼矿区，含矿层蚀变广泛而强烈，且具明显的分带性。
The ore beds of the Houxianyu boron deposit in Liaoning province is widely altered with prominent alteration zonation.
某地区志留系中的铀矿床，主要受硅灰岩和硅岩含矿层形态变异部位和断裂构造控制。
The uranium deposit of Silurian age in a certain area is controlled mainly by fracture and morphologically changing parts of uranium bearing siliceous limestone and chert beds.
油柑窝组油页岩与煤层伴生，分布在煤层顶部，是最主要的含矿层位，形成于半深湖相沉积环境。
The Youganwo Formation is the main mining horizon where the oil shale lies on the top of coal beds. The sedimentary environment of the oil shale belongs to a moderate deep lake system.
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