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Geological Characteristics And Metallogenic Prediction Of The Huangdianzi Gold Deposit,Liaoning Province

Posted on:2017-09-04Degree:MasterType:Thesis
Country:ChinaCandidate:H S WeiFull Text:PDF
GTID:2310330512955965Subject:Engineering
Abstract/Summary:PDF Full Text Request
Huang Dian Zi gold deposit is located in the northwest of Fengcheng City, the administrative division under the jurisdiction of Fengcheng City Baiyun Village town qingchengzi. The tectonic position in Sino Korean paraplatform, Jiaoliao anteclise,Yingkou- Kuandian Taiwan arch, Fengcheng four tectonic units of central uplift to Baiyun Sandaogou ~ four flowers top anticlines of central area exposed strata from bottom to top,old and new are: Ancient yuan Proterozoic Liaohe Group the prodigal mountain group,Lille group, Yu Gao Yu Group, Dashiqiao group and Gaixian group, Lower Proterozoic Qingbaikou group and the diaoyutai. The folds and faults in the area are more developed,and the folds are mainly in the axial direction, while the faults are more developed in the North West to the second. The magmatic activity is strong in the area, the magmatic rock is developed, and it has the characteristics of multi stage and multi- invasion. In the area of the main ore types are: silicon potassium altered rock type, fracture zone type, chlorite schist type, porphyry type alteration etc.. Ore body occurrence were similar, stratoid,lenticular or vein vein output; occurrence of similar or parallel to each other, branching or composite pinch reproduction characteristics. The metal mineral area in the ore mainly:pyrite, pyrrhotite, chalcopyrite, galena, sphalerite and natural gold, silver, gold, silver,natural hematite, pyrargyrite, magnetite, bornite, chalcocite, arsenopyrite etc.. Non metallic minerals are quartz, orthoclase, calcite, kaolinite, muscovite, chlorite, graphite etc.. In this paper, sulfur, carbon, hydrogen, oxygen isotope and fluid inclusion thermometry and zircon U-Pb analysis on the basis of the work, that the shortage of Dian Zi gold deposit mainly formed during the Indosinian Yanshan period, the deposit belongs to sedimentarymetamorphic magmatic hydrothermal superimposed type gold(silver) deposit. In the area of prospecting for gold deposit(ore + low grade ore) ore quantity of 700 tons, 20 tons of gold metal quantity; prospecting for silver orebodies(industrial ore + low grade ore) ore reserves of 170 tons, 400 tons of silver metal. According to the geological condition of mineralization favorable degree and genesis, in the periphery of the mining by geophysical and geochemical and geological trenching, pre check method for forecasting work;delineationoutprospecting targets 1, that the target has to seek the deep gold and polymetallic mineral resources potential.
Keywords/Search Tags:geological setting of ore-forming processes, orebody characteristics, genetic type of ore deposit, metallogenic prediction, Huang Dian Zi gold deposit
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