The super - large oredeposit is several times larger than the large one in reserves and commonly characterized by multiple kinds of minerals and point - type distribution.
超大型矿床的储量若干倍于大型矿床，并常常具有多矿种及“点型”分布的特点。
2
The oredeposit is formed by multiple geological activities of multistages and multiphases. And the major controlling factors are structure, sedimentary strata and magmatic activities.