ChronologyThe data of chronology explanates that both of them are belong to Proterozoic Era.

时代方面的数据表明,两者同属于古元古代.

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Before Later Proterozoic era , in this area more than two times of thermodynamic metamorphism took place.

在晚元古代以前该地区至少发生过两次热动力变质作用.

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The country rock of the orebody are dolomites of Gaoyuzhuang Formation ( Middle Proterozoic era ) .

矿床围岩以中 元古界 高于庄组白云岩为主.

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According to analysis of sedimentary characters and geochemistry characters of Luanchuan Group of New Proterozoic Era.

通过对新元古代栾川群地层沉积特征及地球化学特征分析,栾川群形成于被动大陆边缘构造环境.

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