STUDY ON THE GOLD OCCURRENCE STATE IN KEKESAYI GOLD DEPOSIT,QINGHE COUNTY, XINJIANG UYGUR AUTONOMOUS REGION

kekesayi deposit is of the dynamometamorphic hydrothermal deposit,the gold occurrence state is various and complexs. The gold behaves irregular granular native gold, mainly occurres in quartz fissure (fissure gold, 51.59%), quartz intercrystal grain, jarosite intergrain and pyrite circumgrain. Secondy, the native gold usually occurres in the surface of the micrograin fractured pyrite and arsenopyrite. The inclusion gold occurres minor galena and covellite. In addition, the native gold being the scaly and film occurres in the contact plane between guartz, vein and sericite-chlorite schist.