ORE CONTROL FACTORS ANALYSIS AND ORE PROSPECTING DIRECTION PROGNOSIS FOR THE YAOJIALING ORE DEPOSIT
HUANG Jian-man,HAN Chang-sheng(No.812 Geological Team of East China Metallurgical Bureau of Geology and Exploration,Tongling,Anhui 243000,China)
The Yaojialing zinc-gold polymetallic ore deposit is a very large one of its type discovered in the Tongling mining camp by No.812 Geological Team during the 10th to 11th Five-Year Plan period.It formed in late Yanshanian period and occurred in limestone xenolith cluster(zone) hosted in the Yaojialing granodiorite porphyry intrusion.The ore body is veinlike,quasi-bedded,lenticular within the upper and lower contact zones and fractured zone of xenoliths.It is mid-low temperature hydrothermal zinc-gold polymetallic ore deposit controlled by deep fault.
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