sulfide enrichment

基本解释

The mineralization and enrichment of gold are characterized by the rich pyrite and poor other polymetallic sulfide.
金的鑛化與富集以富含黃鉄鑛、貧其他多金屬硫化物爲特征。
The gold enrichment is closely connected with metal sulfide(or arsenide). and arsenopyrite is the main gold-bearing mineral.
金的富集與金屬硫（砷）化物關系密切，毒砂是其主要載金鑛物。
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.
本文根據鑛躰的産狀和分佈、鑛石的特征及同位素分析等資料認爲鑛區出現的塊狀方鉛鑛是鉛次生富集的産物。