川西北地區(qū)飛仙關(guān)早期碳酸鹽臺(tái)地邊緣沉積特征.pdf

1、成都理工大學(xué)碩士學(xué)位論文川西北地區(qū)飛仙關(guān)早期碳酸鹽臺(tái)地邊緣沉積特征姓名：滑心爽申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：沉積學(xué)指導(dǎo)教師：陳洪德20100501成都理工大學(xué)碩士學(xué)位論文IISedimentaryacteristicsofcarbonateplatfmmarginofEarlyFeixianguanstageinNthwestSichuanbasinIntroductionoftheauth:HuaXinshuangmalewasbninJu

2、ly1984whosetutwasProfessChenHongde.HegraduatedfromChengduUniversityofTechnologyinSedimentologymajwasgrantedtheMasterDegreeinJune2010.AbstractSichuanBasinisanareaofabout19104km2superimposedbasinsoflargegas—richnaturalgasr

3、esourcesinourcountryoneoftheregionsthefmerSinianmetamphicigneousrocksinthebasement6000~12000mthickdepositedontheseacontinentalfmationiscurrentlydevelopingthewesternregiontosucceedintheimptantWest—Eastblock.Butprevioustot

4、heSichuanBasintheEarlyTriassicFeixianguanacteristicsofrockssedimentaryenvironmentofthekeylimitationsinntheasternSichuanwesternSichuanNththestrataoftheresearchisstillatanearlystageofattainmentislow.InthispaperthenthwestSi

5、chuanbasin(ieNthwestTerrities)LowerTriassicFeixianguanobjectofstudyfielddatainthefielddrillingcesloggingdatabasedoninsedimentologypalaeontologygeophysicsPrinciplesofstructuralgeologystudytheguidanceftherockcompositionbio

6、logicalcompositionsedimentarystructurethemeasuredprofilethedepositionofadetailedanalysisofsuchfeaturesdividedintocarbonateplatfmdepositionalsystembasindepositionalsystemscarbonateplatfmwhichdepositionalsystemstudyareacan

7、beidentifiedrestrictedplatfmopenplatfmplatfmmarginfaciesofthreetypesmainlyintheCountytotheeastofthesouthjiangeYilongwest.Canbefurtherdividedintorestrictedplatfmopenplatfmplatfmmarginreefplatfmmarginslope.Platfmmargindepo

8、sitionalenvironmentfthemainstudyareacanbebrokendownintroductiontotheedgeofreeffaciesplatfmmarginslopemainlyintheNthRiverthroughmouth—JiangyouwaterstumpYudongbeam—theTemple—GuangyuanYangYan—ShopCangxiYongning—SouthRiverar