45563.黔中隆起及周緣下組合zs構(gòu)造沉積演化對蓋層的控制作用

1、中國石油大學(xué)（北京）碩士學(xué)位論文黔中隆起及周緣下組合（ZS）構(gòu)造沉積演化對蓋層的控制作用姓名：張剛雄申請學(xué)位級別：碩士專業(yè)：礦物學(xué)、巖石學(xué)、礦床學(xué)指導(dǎo)教師：李儒峰20080501Theinfluenceoftectono—sedimentaryevolutionoflowercombinated(Z—S)forthecaprockinGuizhouanditsperipheryAbstractBasedonthefieldgeologi

2、calsurveyandtheregionalgeologicaldata，combinedthesequencestratigraphyfluctuationingeologyandsedimentalogystudythecaperockoflowercombinatedstratum(Z—S)withtheexperimentalmeans，Theresearchshowsthatthetypeofcaprockisversati

3、leintheareawheregypsumrock，shaleandcarbonaterocksdistribute，theextensivedistributedshalewhichisalselativelywellpreservedtodayintheNiutitanggroupastheregionalcaprockisthickandhaveagoodoriginalhermetizationforoilandgasfrom

4、theDengyinggroupofSinianperiodtheporosityandpermeabilityofthecaprockislowfromthemicroscopicanalysis，butthebreakpressureisbig，whicharethecharacteristicstheB—paragraphofthemiddlediageneticstage，theshalecaperockisSObrittlet

5、hatitcallformthemicrofracturewhenundergotheextemalforcewhichreducetheoriginalhermetization，Therearethreesecondaryregionalcaprocks，theyarethemudstoneofJindingHillGroupofthelowCambrianPeriod，theargillaceouslimestoneofQingx

6、uholegroupofthelowCambrianPeriodandthemudstoneofthelowCambrianofWengxianggroupoftheupperSilurianPeriod(itssamelayer、)~rimtheNorthwestGuizhouandtheupperlayerofSilurianPeriodofthemiddleGuizhou)respectivelyThedistributedwid

7、elymudstonecaprockofJindingHillGroupwhichisrelativelywellpreservedishomogeneous，butthesinglethicknessissmall，theoriginalhermetizationofcaperockforoilandgasfromthemingxintemplegroupofCambrianPeriodisrelativegood，thediagen