简介:Polygeneticcompoundoredepositsaremostlycharacterizedby"FIVEMANYS":manytectonicmetallogenctiestages,manymetallogenetieproccsses,manymctallogeneticmaterialsourees,manymetallogeneticcontrollingfactorsandmanymctallogenetietroes.Theyareformedincertaingeoteeton-icbackgroundandconditions.Ascxpoundedbythewr
简介:Thispaperdiscussesthestrategyforsuccessfullypredictingthelocationofpotentialhiddenorebodiesinagedorefield,andpresentstheresultoflocationpredictionofhiddenorebodiesinFenghuangshanorefield,Tongling.Innovativeconceptualtargetingproceduresbasedonageneticunderstandingofmineralizationsystems,carefullygeologicalinvestigationandcorrectdeduction,togetherwithnewgeochemicalandgeophysicaltechnologyandintegratingofcomprehensiveinformationareallveryimportantforthesuccessfulprediction.IntheagedFenghuangshanorefield,throughresearchingbyapplicationofthemetallogenictheoryofpolygeneticcompoundoredepositsandtriple-frequencyinducedpolarizationmethodandexplorationtectono-geochemicalmethod,wepredictedlocationandqualityofhiddenorebodies.Accordingtotheprediction,hiddenhighqualityCu-Auorebodiesofskarntypeandporphyrytypehavebeendiscovered.
简介:TheMcsozoicEpocliofintraplatctcctono-maSmaticactivisation(TMA)wasasignificantstagcinthcmctallogcniccvolutionofCcntralAsia’Alongtcrmbistoryofgcologicdcvclopmcntofthisarcainprocccdingycarswasconncctcdwitbthcoriginationanddcvc1opmcntofPalco-Asianoccanandsubsc-quctltformationofmobi1cfoldbc1t’Forn1ationo
简介:Afterformationsometinoredepositssufferedmoreorlesstransformingbylatergeologicalpro-ccsscs,sothattheyhaveshownthefeaturesofpolymetallo8enicepochs,polymetallogenic8tagcs,polymctal1izations,polygenicmatters,multifactorore-control8andpolmpetallogenictypesetc.andtheyhavetransformedintopo1ygeneticcompound
简介:Tectonicoreformationisthercsultoftcctonicmovementincombinationwithore-formingmaterjalmovementintheprecessofcru8talevolutlonandtectonicdevelopmcnt.Oreformationjsconditionedbythelawgovcrningmobile-8tabletransformationincrustalcvolutionshowsanorderinmetallogenicevo-lution,regionaidistributionofgolddepo
简介:ThemetallogenictheoryofpolygeneticcompoundoredepositistheImportantbasisforlocationpredictionofhiddenoredepositsindiwaregions.Itcanplayanimportantroleineachstepofpredictionresearch,targetingprocedure,acquiringinformationandintegratinginformation.Inthispaper,theauthorsdiscusseshowtoconstructgeologicalconceptbyusingofthemetallogenictheoryofpolygeneticoredepositsforpredictingtargetingarea,toarrangeinvestigationanddetectionforgettingenoughusefulinformation,andtoanalyzeandintegrateinformationforreachingatrustfulpredictionconclusion.Accordingtothesestrategies,weconductasuccessfulpredictionoflocationofhiddenorebodiesintheouteroftheFenghuangshancoppermine,aprincipalproducingmineinTonglingCu-Audistrict.
简介:TheDachangtin-polymetallicorefieldinnorthernGuangxi,China,liesinamid-latePaleozoicriftthatbordersupthesouthernboundaryoftheJiangnan-XuefengMassif.Asagiantoredeposit,itdepositedinmiddleoftheNandang-Hechimetallogeniczone.TheorehostingstrataareoftheDevonion,whichshowstheevidentcharacteristicsofpolymetallicelements,i.e:,Sn,Zn,Pb,Sb,As,Cu,Ag,In,Ge,Cd,etal.,andover1000000ttinreserves.
简介:TheYongping,Qianshan,mineissituatedineastcrnJiangxiProvince,attheintersectionoftwogoldmetallogeniczones(Dexing-YongpingandShaoxing-Jinngshan)’Itisalargecopper-sulfUr-tung-stcn-silver-goldoredcposit’Inthispapcrtbcauthorsdiscusstheformationandtypesofgoldore.Goldinthemineoccursmain1yasanassociatcdmincr
简介:Ithaslongbeenacontroversyaboutthesourceofore-formingmaterialsofAu-Agpolymetallicdepositsbothinmetallogenictheoryandinore-searchingpractice.IntermsofalargewealthoftheisotopicstatisticsdatafromIndosinian-YanshanianendogenicoredepositsinnorthernHebei(generallyreferringtotheareasalongthenorthernpartofTaihangMountainsandnorthernHebei,thesamebelow),itisconsideredthattheore-formingmaterialscamefromthedeepinterioroftheEarth,whichhadmigratedthroughplumestotheEarthsurfacewhileex-periencedmulti-stageevolutionandthenemplacedprogressivelyinfavorablestructurallocitoformores.Theirisotopedatashowthat559sulfurisotopicdatafrom40oredepositsare,forthemostpart,withintherangeof-5‰-5‰,withahighdegreeofhomogenization,indicatingthatthesulfurisderivedmainlyfrommagma;200leadisotopedatafrom37oredepositsindi-catethattheore-formingmaterialsareprincipallyofmantlesourcethoughsomecrust-sourcema-terialwasinvolved;96oxygen,hydrogenandcarbonisotopedatafrom34oredepositsillustratethattheore-formingfluidsaredominatedbymagmaticwaterwhileothersourcesofwaterwouldbeinvolved.Itmaythereforebeseenthattheformationofendogenicdepositshasnothingtodowiththestrata.
简介:<正>PRELIMINARYSTUDYONTHEORE-FORMINGCONDITIONSOFTHEAu-Pb-QUARTZVEINTYPEOREDEPOSIT,CHINAHeZhili,XuJiuhua,YangZhenlinandDuJafeng(Dept.ofGeol.,Univ.ofScie.andTech.Beijing,100083Beijing,China)Ore-formingcondition,Au-Pb-quartzvein,oredeposit,ChinaTherearefewAu-Pb-QuartzveintypeoredepositsinothercountriesexceptChina.Itmightberelatedtothegeohistoryandgeotectonicbackground.However,thiskindoforedeposithasanimportanteconomicalsignificanceinChina.Itsformationisduetothedis-tinctivegeologicalconditionsofchina.WendongAu-Pb-QuartztypeoredepositincludingWenyuandDongchuanginXiaoqinlinggoldfieldisthemosttypical.Itisapolygeneticandcompoundoredeposit,JintongchaandotherdepositslyingtothewestofitinXiaoqinlingareaareAu-Pb-Quartzveintypeoredeposits.OthersofthisarealyingtotheeastofJintongchaareAu-Quartzveintype.Thisphenomenonstemsfromthezonnaldistributionofminernalde-positsa
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简介:Principalthesesoffocustectoniesandmetallogenyofactiveregion(unlinearmetallogeny)arecloseinspace-genetieaspectes,ageandparticularyinorecontent(tablel).MetallogcnicanalysisofdataondcpositdistributioninthcfoCus8tructurcs(structurcsofCcntraltypc-SCT)andinthcirconccntriczonc8,conductcdonthebaseofSCTidcaa
简介:Overthepastfiveyears,wehavebeenmakingeffortstodevelopapracticalandpredictivetooltoexploreforgiantoredepositsinhydrothermalsystems.Towardsthisgoal,asignificantprogresshasbeenmadetowardsabetterunderstandingofthebasicphysicalandchemicalprocessesbehindorebodyformationandmineralizationinhydrothermalsystems.