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1、COURSEEXAMINATIONPAPEROFRESOURCEGEOLOGY（Withanswers）.TOEXPLANATETHEFOLLOWINGTERMS(Tenterms2markspertermtotal20marks)1.Ore:therockmaterialormineralswhichareminedforaprofitGangueMinerals:themineralshavingnocommercialvaluetheyjusthappentobemixedupwiththeoremineralsNon-ferrousmetal(Basemetal):Copperlead
2、ZincNickelTungstenTinMolybdenumBismuthStibiumMercuryPreciousmetal:GoldSilverPlatinumPalladiumOsmiumIridiumRutheniumRhodiumSulfophilicelements:SSeTeAsSbCuPbZnAgHgCdBiHostRock:therocklithology(type)whichcontainstheore.Mayormaynotcompriseore.connatewater:Watertrappedinsedimentsatthetimetheyweredeposite
3、disknownasconnatewaterCountryRocks:therocksofnocommercialvaluesurroundingthehostrocksandortheore.Alterartion:Anychangeinthemineralogicalcompositionofarockbroughtaboutbyphysicalorchemicalmeansespeciallybyinteractionwithhotorcoldaqueoussolutionsorgases.Porphyrycopperdeposit:akindofhugelow-gradehydroth
4、ermaldepositswhichisspatiallytemporallyandgeneticallyassociatedwithhydrothermalalterationofthehostrockintrusionsandwallrocks.SELECTTHECORRECTTERMSFROMTHEGIVENANSWERS(Tenquestions3marksperquestiontotal30marks)1.WhatisanyvolumeofrockcontaininganenrichmentofoneormoremineralscalledA.MineraldepositsB.Min
5、eraldumpsC.MineralizationD.Mineralmines2.Withinthe5waysmineralsbecomeconcentratedwhichofthefollowingoccurbyweatheringprocessesA.MagmaticMineralDepositsB.SedimentaryMineralDepositsC.ResidualMineralDepositsD.HydrothermalMineralDepositsE.Placers3.Manykindsofmineraldepositsoccuringroupscalled_A.magmatic
6、mineraldepositsB.residualmineraldepositsC.placersD.hydrothermalmineraldepositsE.metallogenicprovinces4.TorFManykindsofmineraldepositstendtooccuringroupsandmetallogenicprovincesA.TrueB.False5.TrueorFalseThedistributionofmanykindsofmineraldepositsiscontrolledbyplatetectonics.A.TrueB.False6.Whatarerema
7、insofplantsandanimalstrappedinsedimentthatmaybeusedforfuelA.GangueB.ResidualMineralDepositC.MineralDepositD.FossilFuelE.Placer7.CopperGoldleadgalenasphalerite.WhatisthegeologicconcentrationprocessoftheserawmaterialsA.soilleachingB.placersortingC.hydrothermalprecipitaionD.igneouscoolingE.evaporation8
8、.Whatisanexampleofanon-metallicresources.A.AluminumB.ClayC.LeadD.Steel9.Whichofthefollowingisaenergyresourcethatisanon-renewableA.SolarenergyB.WindenergyC.NuclearenergyD.OceanthermalenergyE.Noneoftheabove10.WhichofthefollowingmaterialsisnotproducedbyhydrothermalprecipitationA.CopperB.GalenaC.sphaler
9、iteD.talcE.lead.BRIEFLYANSWERFOLLOWINGTHEQUESTIONS.(3questions10marksperquestiontotal30marks)（answeringquestionsinChineseisallowed）1.oncentrationprocessesthatleadtotheationoforedepositsarethereinourstudyByselectivelyremovingalargefractionofcomponentsfromapproximatelyaveragerocksandtherebyconcentrati
10、ngoneormoreelementsintheresiduumBydirectconcentratingoneormorepreviouslydispersedelementsorcompoundthroughextractingthemfromcountryrocks；Mostoredepositshavebeenedbyprocessesthathavebroughttogatherpreviouslydispersedelementsorcompounds.Theseprocesseshavealmostinvariablyinvolvedoneormorefluidphasesand
11、havedrivenbyphysicalchemicalandbiologicalmechanisms2.Whatrolesdidtheore-bearingfluidsplayinationoforedepositsdissolvingandextractingmetalsfromcountryrocks；migratingore-ingcompositionsthroughthewall-rockmakeoreprecipitate3.Whatareskarndepositationconditions.Magmasignificant：Theore-beringfluidsfromthe
12、intrusivebodiesareimportantconditionconcerningtheprocessofingskarndeposits.Countryrocks：Thefavoritecountryrocksmainlyaresedimentarycarbonateswhichareofhighactivityandbrittleeasilybeingbrokenintothepermeablecataclasticrocks.Structuralcontrolsontheskarndeposits：Aureolestructures；cracksandbrecciainthei
13、nterbeddedfractrualzoneFeldstructuresXenolithstructures.EXPLANATIONTHEMODELFIGURESWITHGEOLOGICALCHARATERSOFOREDEPOSITS(Choicingtoanswer2questionsfrom3questions10marksperquestiontotal20marks)（answeringquestionsinChineseisallowed）1.Todescribethemaincharatersoftheshownoredepositbyunscramblingthefollowi
14、ngfigures.4a2a2b4b3b1b1a3a4a地表成矿近似深度(km)21Referentanswerpoints:1.oredeposittype2.geologicalconditionscontrollingontheationoforedepositshowninfigure3.basicgeologicalcharactersoforedeposit2.Explanationtheationconditionsandprocessesofepithermoloredepositbyreadingthefollowingmodelfigure.ReferentAnswer:3
15、.Tofindthepossibletypesoforedepositsandbrieflygivetheirpropertiesfromfollowingmodelfigure.LowsulfidedepositsLowsulfidedepositshighsulfidedepositsDDeeppoossiittFFoorrmmOOppeenn-ssppaacceevveeiinnssddoommiinnaannttssttoocckkwwoorrkkoorreeccoommmmoonnDDiisssseemmiinnaatteeddaannddrreeppllaacceemmeenntt
16、oorreemmiinnoorrTTeexxttuurreessVVeeiinnssccaavviittyyffiilllliinngg(bbaannddssccoollllooffoorrmmssddrruusseess)bbrreecccciiaassOOrreeMMiinneerraallssPPyyrriitteeeelleeccttrruummggoollddsspphhaalleerriitteeggaalleennaa(aassrreennooppyyrriittee)GGaanngguueeQQuuaarrttzzcchhaallcceeddoonnyyccaallcciitteeaadduullaarriiaaiilllliitteeccaarrbboonnaatteessMMeettaallssAAuuAAggZZnnPPbb(CCuuSSbbAAssDDiisssseemmiinnaatteeddoorreeddoommiinnaannttrreeppllaacceemmeen
