sulfide enrichment

基本解释

The mineralization and enrichment of gold are characterized by the rich pyrite and poor other polymetallic sulfide.
金的矿化与富集以富含黄铁矿、贫其他多金属硫化物为特征。
The gold enrichment is closely connected with metal sulfide(or arsenide). and arsenopyrite is the main gold-bearing mineral.
金的富集与金属硫（砷）化物关系密切，毒砂是其主要载金矿物。
By occurrence and distribution of ore-body, feature of ore, and isotope assay, it is considered that the massive ore of galena is the product of secondary lead sulfide enrichment.
本文根据矿体的产状和分布、矿石的特征及同位素分析等资料认为矿区出现的块状方铅矿是铅次生富集的产物。