阿拉善地區(qū)石炭系碳酸鹽巖沉積相研究.pdf

1、西安石油大學(xué)碩士學(xué)位論文阿拉善地區(qū)石炭系碳酸鹽巖沉積相研究姓名：趙明申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：礦產(chǎn)普查與勘探指導(dǎo)教師：楊友運(yùn)20100520英文摘要Subject：Speciality：Name：lnstructor：AstudyonthesedimentaryfaciesofthecarbonaterocksinAlashandistrictMineralsReconnaissance&ProspectingZhaoMing(signa

2、tureYangYouyun(signatureABSTRACTneupperCarboniferousAmushanFormationcarnonaterockofAlashandistrictwasmostlydepositedinnorthemAlashanancientlandwhichinterbeded、^，imcoalrocksthatdevelopedfromtidalfiatfaciesMainrocktypesare

3、掣eyor孕ey—blackthickbedcalcspariteorganicscrapslimestone，calcsparitearene—gravellimestone，organic—scrapsmicritelimestoneandarenemicfitelimestoneOrganic—scrapsincludedcrinoid，Spindlewornl，subprimedbybryozoanbrachiopod，andg

4、astropodResearchblockrockshaveapreferablecombinationofhydrocarbonrockreservoirsandsealconditionSOoilandgasresourcesprospectdeservedexpectationHowevertheslauctureoftheresearchareaiscomplicatedandvariable，plusthedistributi

5、onofsedimentaryfacieshavenotbeenconformedbothCanimpedefurtheroilandgasexplorationTllisarticleisbasedonthefieldgeologyinvestigationandgeochemicalanalysisdatausmgcontemporarytheoriesofsedimentologypaleogeographyandtectonic

6、s，comprehensivelyanalysedavmlableexplorationinformationandstudyfruitsofpredecessors，collectedandstudiedsignsofsedimentologypalaeobiologyandgeochemistrysystematicallystudythebackgroundofsedimentaryandtetonics，includedacti

7、vitiesofthesynchronizingdiscordogenicfaultandcharactcresofvolcanoactivities，andSOonFinallyclassifiedCarboniferousstructuralunitandcarbonatesedimentaryfaciesWeCangettheresultthatAmushanFormationofupperCarboniferousinAlash

8、anareawasmostlydevelopedCarbonateopenplatformfacies，whichCanfurtherdividedintoplatform，platformmarginshallows，carbonatetideflatreefandrestrictedplatform，etc，andmostofthosearecarbonateplatformmarginfaciesKeywords：Alashan；