2011•Gansu MetallurgyRequires access
Gold Ore Dam Characteristics and Au′s Occurrence of the Sanyangba Gold Diposit in Gansu Xihe
Yihang Li
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Abstract
The main features of the Sanyangba gold and gold ore occurrences are discussed,indicating that the gold ore types is low altered rock type gold sulfide ore and low sulfide carbonate quartz vein type gold ore,ore structure is simple,with disseminated construct dominated,the main ore structure is angular grains,wheat granular structure,idiomophic-allotriomorphic fine granular,idiomophic granular structures.Mineral composition of the ore is relatively simple.There is less natural sulfide deposits are mainly conferred altered rock type gold ore,the uneven distribution of natural gold.Occurrence of native gold,there are three occurance types: intergranular gold,gold wrapped or in fissures,with intergranular gold dominated.