蓬家夼金矿是山东乳山地区新发现的金矿类型，受荆山群中的构造角砾岩系控制，沿胶莱盆地边缘莱阳组砾岩与荆山群副变质岩的构造接触带分布。
The Pengjiakuang gold deposit is a new type discovered in East Shandong, which occurs in interstratified glide breccia of the Jinshan Group parametamorphic rock series in the Mesozoic Jiaolai Basin.
主要容矿岩石为浅变质细碎屑岩，钠长碳酸盐角砾岩及碳硅泥质岩；
The ore-bearing rock are mainly fine elastic rocks, breccia of albite-carbonate and carbonaceous- siliceous argillaceous rock.
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