The Pb-Zn deposit in Northeastern Guangxi are occurred under the surface of unconformity between the Cambrican-Ordovician and the lower Devonian , and were formed under complex conditions.

老厂海洋山产于寒武—奥陶系与泥盆系不整合面之下的铅锌矿床， 形成条件复杂， 矿床成因独特。

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Magmatic emplacement is a complex physical chemical process which controls spatial distribution of rock body and deposit.

岩浆侵位过程是一个复杂的物理化学过程，控制着岩体和矿床的空间分布。

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The shape of Datangpo primary manganese deposit and its ore structure are comparatively complex but the structure is simple which belongs to the sedimentary of littoral basin facies.

大塘坡原生锰矿矿体形态和矿石结构较复杂，构造简单，属滨海盆地相沉积。

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