直流电法在陕南某铜矿深部找矿中的应用及效果

204-5Vol.20,No.4,520068MINERALRESOURCESANDGEOLOGYAug.,2006,,,(,710068):M,,,,,,:;;;;;;-;:P631.323:A:1001-5663(2006)04-05-0528-06M,,102000PD41716m,49,,,,,,,,()817m,0.55%2.08%,,,,1,,,,,,NWW,,,,,,Ë21,F3,,2,,70040008m,0.4%2.0%;2843258m,5.5%11.7%;3005178m,0.8%1.3%;74723788m,3.0%6.4%,;;;,,,825:2006-04-16:(1964-),,,33.1,,KT449Ë21,125ö491,Ë21NWW,,,,,,640660mVöA,,49,,49,640mVöA(),,640mVöAË21,51,49,49,50m,49,49,1KT4Ë21Fig.1ContourofchargingpotentialofNo.Ë-1orebodyinKT4pit1-()2-()3-4-5-6-(mVöA),591201255557,,,,59120125Ë,Ë22,,Ë21,Ë21,Ë22,,,,Ë22,,5761,120300m3.2,50mPD5,Ë21Ë22870m,47Ë21(),59,,,(Ë22)2,164170175181185AB=350mAB=400m,,,134138146160170180,5%1301401702PD5Fig.2IPoutcomemapofPD5pit.1-2-3-4-5-925,,,130140,,170,,3A1A2CM55,A3134ö47,,130143,A2,A2(),4749,Ë21(),Ë21()150165A2,A1,,A1,170,A1A2,3PD5Fig.3IPoutcomeofPD5pit1-2-3-4-5-6-A1(),A1,A3,160170,5355,,170Ë22,Ë22,A1A3,,,4759,,474955,,4749,;5155,,;55,,PD5,,495961(),3.3,ZK5102ZK5901ZK6701ZK6702,,(1)ZK5102,100m200m(V1V2VSPMs)(4),()(),,A2,,100mV1S,A2,,j1,N(V1)M,A2V2V1,()(5),100mA2()(2)ZK6701,200m,8%6(200m),,0354ZK5102Fig.4ZK5102boreholeIPoutcomemap551Fig.5ComprehensivegeologicalandIPprofileinboreholesofLine511-2-3-4-5-A16-A37--8-135,A2A3,V1V2,,,,,(7),150m,6ZK6701Fig.6ZK6701boreholeIPoutcomemap767Fig.7ComprehensiveIPandgeologicalprofileinboreholesonLine67a-b-c-V-Mb-1-2-3-4-5-A16-A37--8--235()A2,A4,,A2,,200m,,,V1V2,,4MË,,,,,,,,,;,,,,,,,,,:[1].[M].:,1983,5.[2],.MOOO[R].2001.[3],.MPD5[R].2001.ApplicationofDCmethodstosearchingfordeepburieddepositinacopperdepositinsouthShaanxiandit’sapplicationresultFANJin2sheng,ZHOUYun2hai,WANGBei2zhan,LUXue2cheng(NorthwestNonferrousMetalsPartyofGeophysical&GeochemicalExploration,Xi’an710068,China)Abstract:Comprehensivegeophysicalmethodsmainlyincludingmisealamassemethod,pitIP,boreholeIPhavebeenusedatdifferentexplorationstagesofMcopperdeposit.Theresultshowsthecharacteristicsofspatialdistributionoftheorebodiesindeepandprovidessolidbasisforfurtherprospectingandminingpro2jectsandguidingthelayoutofdrillingprojectefficiently.KeyWords:DCmethod;prospectingforundergroundores;comprehensivegeophysicalprospecting;copperdeposit;misealamassemethod;IPinwell;ground2wellmethod;southShaanxi335