The ore matter is mainly derived from crust in depth and mantle and enriched in favourable strata and physical-chemical condition through exhalation-spout of syngenetic fault.

• 成矿物质主要来源于深部地壳和地幔,通过同生断裂喷气-喷流作用,在有利的地层和物理化学条件下沉淀成矿。