矿石矿物组合显示中—低温成矿特征，成矿温度、压力及成矿深度也均反映出矿床具低温浅成特征。
The ore and mineral assemblage show the characteristics of low-to-moderate temperature, Besides, the ore-forming temperature, pressure and depth also reveal the epithermal feature.
介绍了利国矿区地质概况，阐述了峒山铁矿床的矿床地质特征、矿石矿物的主要类型及特征。
The geological conditions of Liguo mining area, the geological properties of Tongshan iron ore deposit and the types & features of Tongshan iron ore are explained.
通过对矿石类型、矿石结构构造、矿石矿物成分及电气石的矿物学特征、物理化学特征研究，详细论述了下连家电气石矿的矿石质量情况；
In order to mate more people know this mineral resource, the paper discussed geological characteristics and ore—forming mechanism of tourmalinite in Xialianjia of west Shandong in detail.
通过对矿石类型、矿石结构构造、矿石矿物成分及电气石的矿物学特征、物理化学特征研究，详细论述了下连家电气石矿的矿石质量情况；
In order to mate more people know this mineral resource, the paper discussed geological characteristics and ore—forming mechanism of tourmalinite in Xialianjia of west Shandong in detail.
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