小秦岭红土岭矿区中深部金矿地质特征及找矿方向

1,2,2,2,2,2(1.,100037;2.,471023):,3:a);b);c),S884-S1002-S899S884S881S1002:;;;;:P61.51:A:1007-6956(2003)04-0228-05:2003-09-07::,(1964),,,,,1993,,1986208090,300400m(17001250m),350t1,,,300500m,:17001250m,16001200m,,(,1984)121250800mPD1175(1175m,)PD1100PD1050PD986PD848,,,1[1](),,3(),,,,,,,4,:(21)(3)()(52)(53)(),4,S875(:)264200312GEOLOGICALSURVEYANDRESEARCHVol.26No.4Dec.2003©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.S8201S893S884S899,,S1002,1()503800m,0.157.68m,,,1665,4050,,,,S875S8201S893S884,S875S8201,S82021Fig.1Thedistributingmapofore-veinsinHongtulinggoldfield1.;2.;3.;4.;5.;6.;7.;8.;9.;10.;11.22.1S875S8201S8202(1300900m)4,3:(1),S8201-,1044m,2-(a);(2)(),S875-,2-(b);(3),S8202-,2-(c),,,1660,,,S8201-,47%,710m,350m,,,,0.596.94m,2.12m,69%,0.2010-612210-6,9.9310-6,152%,;9224:©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.2.2,,,7%,,,3%,2Fig.2Thedistributingmapofore-bodiesinmiddle-deeppartofHongtulinggolddeposit1.;2.;3.;4.;5.;6.;7.;(a).;(b);(c).2.3,,;,2.4,,,3,40%50%,;30%40%,;10%20%,,;,2.5,,4,(),,,,(),03226©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.,(),,,,,,(),,(),,,19932.6,,,,;,,,33.1S87540Ar-39Ar,S875128126Ma[2],3.2(),34S+0.8-4.3,-2.07,,,:206Pb/204Pb17.19517.275,0.46%;206Pb/204Pb15.58915.644,0.35%;208Pb/204Pb38.04238.160,0.30%;,,3.33.3.1:()221332,265.7;()240282.1,259;()153283,227.6;()165201,184.5()283153,,3.3.2:1.5108Pa,1.1108Pa,0.85108Pa,0.65108Pa,3.45.5km,3.3.38,H2O,CO2N2,H2;K+Na+Mg2+,Cl-SO42-,F-NO3-,K+Na+Cl-SO42-CO2pH4.074.62,w(NaCleq)6.3%11.4%,3.418O9.4611.02,18O(1985)18OH2O2.436.54,DH2O-70.48-56.5418O9.96,18OH2O8.33,18O9.5510.75,18OH2O8.8010.00,18OH2O-9.57,DH2O-74[3],(),()3.5,,,[4],1324:©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.,,,,,,4(1),,,,S8201S875S884S899S1002(2),S8201-,S884-S1002-,(3),,,,S875S884S1002S895,(4),,,(5):;,;,:[1],,.[M].:,1998.[2],,.Q87540Ar-39Ar[J].,2002,47(18):1427-1431.[3],,.[M].:,1993.[4],,.[J].,1997,15(2):1-14.MetallogenicCharacteristicsandProspectingoftheMiddledeepPartinHongtoulingGoldDeposit,XiaoqinlingYEHuishou1,2,HEChunfen2,YANGShengqiang2,FENGJianzhi2,LIJiangshan2(1.InstituteofMineralResources,CAGS,Beijing100037;2.No.1GeologicalSurveyingTeam,DepartmentofGeologyandMineralResourcesofHenanProvince)Abstract:InvestigationrevealsthattheorebodiesinthedeeppartofHongtoulinggolddepositoccurinthreetypes:1)deepextendedpartoftheoutcroporebodies,2)concealedbelowshallowpartswith2outorebodies,3).hostedinconcealedveins.Accordingtothestudyonthemineralcomponents,tex2tureandstructure,Auhostedsituation,andoreformingmechanism,itissuggustthatHongtoulingGoldDepositshouldbethelowmesothermalhydrothermalveinoredeposit.Andalsothemiddeeppartsof884orebody,S1002orebodyandoreveinsofS899,S884,S881,S1002havegoodprospectingfuture.Keywords:Hongtouling;golddeposit;middeeppart;metallogeniccharacteristics;metallogenesis;prospecting23226©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.