The Shuiyindong gold deposit, which occurs in the Longtan Formation of the Upper Permian series, is a super-large, high-grade gold ore deposit.
黔西南水银洞金矿为产于上二叠统龙潭组中的超大型、高品位金矿床，矿床由多个金矿体组成。
The Shuiyindong gold deposit, which occurs in the Longtan Formation of the Upper Permian series, is a super-large, high-grade gold ore deposit.
黔西南水银洞金矿为产于上二叠统龙潭组中的超大型、高品位金矿床，矿床由多个金矿体组成。
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