11湖相碳酸盐岩研究现状及意义(夏青松)

:10093850(2003)01010508湖相碳酸盐岩研究现状及意义夏青松,田景春,倪新锋(成都理工大学沉积地质研究所,四川成都610059):20020916:,,;:;;;;:P512.2:A1,,,,,,,,,,;,,,,2,,,,:[1];[2];[3];(,,1990);[4];[5]1993,![6],,23120033SedimentaryGeologyandTethyanGeologyVol.23No.1Mar.2003,,,,,,(1987)[7](1991),[8](1995)[9],,,(2001)[10,11],;,,2.1:,,[4]:(1),10%(2)10%,(3)(),,10%(4),10%(5)50%(6),1,,,;,()2.2,,,;,,,:∀,;#,;∃;%,,,2.3,,106(1)1[6]Table1Typesoflacustrinecarbonaterocks(afterWangYinghuaetal.,1993)(%)()5050~2525~1010()()50501050()()()()()10()1(,1985)(a);(b);(c)Fig.1SedimentarymodelforthecontinentallacustrinecarbonaterocksinthemiddlepartoftheGuanzhuangFormation,Pingyidepression(afterGuanShouruietal.,1985)(a)mixedendogenicandallogenicsediments;(b)algalbanksediments;(c)shallowwaterevaporiteplatformsediments1.按湖泊的发育阶段划分3(1985)[7],3(1);;1072003(1)2.按构造背景和在湖盆中的构造位置划分,,3,3[12](1)4;6(2)(2)JZ202,4(3)(3)35,,(4)3.按湖泊的水文状况划分4.按水深和水动力条件划分,,42Fig.2Sedimentarymodelforthecarbonaterocksalongthemarginsofafaultedsalinelakebasin3Fig.3Sedimentarymodelforthecarbonaterocksonthecentralplatformofafaultedsalinelakebasin4Fig.4Sedimentarymodelforthecarbonaterocksinadownwarpedfreshwaterlakebasin108(1)5.综合模式(1990),[13](5),,2.4,,14[4](2),,,,518,,;,,,4(1),5[13]Fig.5Generalizedsedimentarymodelforlacutrinecarbonaterocks(afterDuYunhua,1990)2[4]Table2Reservoirspaces,rocktypesanddistributionoflacustrinecarbonaterocks(afterDuYunhua,1992)()()()1092003(1)(2),(3),,,,(4),2.5(1991),,,&∋[14],,:(1),(2),,,,,26%,(3),,0.4%,0.32%;,0.5%,1.75%(4),,,(5),:((((,,,,(6),3,,,1.研究湖相碳酸盐岩在地史时期中的演化规律,,(),(),,,:,,,,,,,&∋,,,&∋,,,,4,110(1),2.研究不同环境内的湖相碳酸盐岩形成的物理化学条件,,,,,,,,,K+Na+HCO-3CO2-3,Ca2+SO2-4,,pH93.研究湖相碳酸盐岩的形成与海侵的关系,,,,,,,,,,,,,,4.研究湖相碳酸盐岩的生储性能与形成环境的关系,,,,,,;()(),;,,,,,,()(),,,,4,,,,,,:[1],,.[J].,1983,(5):1-5,(6):9-13.[2],.[J].,1986,(2):124-132.[3].[J].,1988,(3):44-51.[4].[J].,1992,3(6):25-37.[5],.[J].,1998,17(3):12-14.[6],,.[M].:,1993.[7],.[J].,1996,11(6):585-589.[8].[J].:,1991,104124.[9],,.[J]..1995,17(3):26-30.[10],.[J].,2001,19(2):207-333.[11],,.[J].,1998,16(3):115-118.[12],.[M].:,1112003(1)2001,295-311.[13].[J].,1990,11(4):34-41.[14],.,[J].,2002,16(1):1-6.LacustrinecarbonaterocksinChina:AnoverviewXIAQingsong,TIANJingchun,NIXinfeng(InstituteofSedimentaryGeology,ChengduUniversityofTechnology,Chengdu610059,Sichuan,China)Abstract:Inspiteofgreateconomicsignificance,verylittleisknownaboutthelacustrinecarbonaterocksbothathomeandabroad.Thepresentpaper,referencedtothepreviousdata,givesanoverviewofthelacustrinecarbonaterocksinChinaonthebasisofrocktypes,distribution,faciesmodels,reservoirrocksandsourcerocks.Futureresearchesshouldfocusontheevolutionofthelacustrinecarbonaterocksduringgeologictimes;physicalandchemicalconditionsfortheformationofthelacustrinecarbonaterocksindistinctiveenvironments;relationshipbetweentheformationofthelacustrinecarbonaterocksandtransgressions,andthatbetweenoilgeneratingandreservoircapacitiesandenvironmentsinwhichthelacustrinecarbonaterocksweredeposited.Keywords:lacustrinecarbonaterock;rocktype;faciesmodel;reservoirrock;sourcerock112(1)