石嘴山雙紀(jì)煤田煤的煤巖和微量元素特征對(duì)比研究.pdf

1、安徽理工大學(xué)碩士學(xué)位論文石嘴山雙紀(jì)煤田煤的煤巖和微量元素特征對(duì)比研究姓名：李昶申請(qǐng)學(xué)位級(jí)別：碩士專(zhuān)業(yè)：地質(zhì)工程指導(dǎo)教師：趙志根20090601安徽理J：人學(xué)碩學(xué)位論文AbstractJurassiccoalinthenorthwestisrichincoalresouIV七S，coalquality，whilethelowlevelofdevelopmentandresearchinadditiontotheexistingtheory

2、ofcoalgeologyinNorthChinaareresearchinCarboniferous—Permiancoal，inthiscontext，thestrengtheningofNorthweststudyJurassiccoalrichcoalgeologyforthetheoryandthepromotionofthenorth—westofthedevelopmentandutilizationofcoalresou

3、rceshavethepotentialtheoreticalsignificanceandpracticalvalueShizuishancoalfieldsisadoubleperiodscoalfield、析tlltherepresentationofthestudywhichincludestheJurassiccoalfieldandCarboniferouscoalfieldInthispaperasthetargetofi

4、tcoalpetrologyandtraceelementcharacteristicsarecomparedandstudied，andpreliminarystudyofgeologygensisInthispapertheanalysisandresearchshowthat：JurassiccoalmeasuresofRujigouislakeandriversedimentthatarethoughtaswaterhydrot

5、hermalmetamorphismCarboniferouscoalmeasuresofShitanjingbelongtosealandinterbeddingsedimentarethetypeofdeepmetamorphicprocessRujigoucoalisanthracitecoal，moredifficulttodistinguishbetweenbedding；ItCallnotidentifyexinite，al

6、sodifficulttodistinguishvitriniteandinertinite；cokingcoalofShitanjingissoilhavingclearbedding；difficulttoidentifyexinite，vitriniteandinertinitehasbeenabletodistinguishAnthraciteofRujigouislowaskultralowsulfur，hi【ghcalori

7、ficvalue，highcoalquality；cokingcoalofShitanjingisinhigh—ash，lowsulfurhighercalorificvalueAnalysisofthelowtemperatureashingofcoalsamplesbyXRDandSEM—EDAXshowedthatthesamplesofRujigoucoalmainlycontainkaolinite，illite，liRleq

8、uartzwhichisliRleornopyrite，whiletheSamplesofShitanjingSamplesdominantonkaolinite，pyritewithlessAnalysisoftraceelementsofthecoalinRujigoubyuseingINAAshowsthatSe，MoareIlighconcentrations，SeisenrichedandotherZrMo，Sb，Hf，W，T

9、hUarehighconcentrationsincoalofShitanjing；thesealandinterbeddingsedimentofShitanjingarethereasonsthatthecontentofSeandSishigh，sealandinterbeddingsedimentsupplyofterrigenouselasticatthesametimecausemanyelementssuchasthehi

10、ghcontenofZrBoththedistributionpatternsofREEinRujigouandShitanjingandtheparametersof8Eu8Cewerenosignificantdifference，butsignificantdifferencesincontentofREEthatthemoreterrigenouselasticsupplyingcausedofhighZREEinShitanj