本文论述了七宝山早白垩世破火山口的特征。
This paper deals with the characteristics of the Qibao-Shan caldera in early Cretaceous.
山东七宝山角砾岩筒内外流体构造（岩）类型多样，具自身特有的时空结构。
There are many types of fluidogeneous tectonites inside and outside the breccia pipe with distinct space time texture.
七宝山硫铁矿选矿厂投产后，由于矿石性质等原因，铁精矿难以达标，经济严重受损。
Owing to ore properties and other causes the quality of iron concentrate was not up to the standard and the enterprise Suffered heavy economic losses after concentrator put into operation.
本文介绍了七宝山铜-锌-黄铁矿的主要特性，其中重点介绍了矿石在矿体中所经受的氧化蚀变作用。
Characteristic mineral features of the copper-zinc pyrite in Qibaoshan Deposit are described, particularly the oxy-alteration action the ore was subjected to in the formation of the ore body.
本文介绍了七宝山铜-锌-黄铁矿的主要特性，其中重点介绍了矿石在矿体中所经受的氧化蚀变作用。
Characteristic mineral features of the copper-zinc pyrite in Qibaoshan Deposit are described, particularly the oxy-alteration action the ore was subjected to in the formation of the ore body.
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