吉林省四平市山门银矿卧龙矿段矿石质量特征分析

Analysis of ore quality characteristics in Wolong section of Shanmen silver mine,Siping City,Jilin Province

该矿床分布于印支期石英闪长岩侵入黄莺屯组大理岩夹变质粉砂岩形成的超覆接触带及接触内外带中,矿床成因类型为以裂隙充填为主的浅成低温热液矿床,工业类型为蚀变岩型。矿床中矿石物质成分复杂,银矿物种类较多,属贫硫化物型银矿。除金银外无其他伴生可回收利用矿产。

The deposit is distributed in the contact zone and the inner and outer contact zone between Indosinian quartz diorite and Huangyingtun Formation marble-intercalated metamorphic siltstone.The genetic type of the deposit is epithermal deposit with fissure filling as the main factor,and the industrial type is altered rock type.There are many kinds of silver minerals in the deposit,which belongs to the sulfide-poor type of silver deposit.There are no associated recoverable minerals except gold and silver.