陕北及黄陇侏罗纪煤田煤中硫分灰分成因探讨

24620126COALGEOLOGYOFCHINAV0124No06Jun2012doi103969jissn167418032012060316741803(2012)06-001l04(710054)176181lAAGeneticDiscussionollCoalSulfurandAshinJurassicNorthShaanxiandHuangiongCoalfieldsXieTaoZhangGuangchaoandQiaoJunwei(GeologicalExplorationInstituteAerialPhotogrammetryandRemoteSensingBureauCNACGXianShaanxi710054)AbstractBasedOngeologicalexplorationdataandcoalqualityanalyzedresultsdiscussedcomposingfeaturesandgenesisofcoalsulfurandashintheYananFormationi!oalintheNorthShaanxiandHuanglongcoalfieldsTheresulthasdemonstratedthatthesulfurcontentisratherlowinbothcoalfields,butinNorthShaanxicoalfieldisfromextralowtolowmainlyorganicsulfur,whileinHnanglongcoalfieldisfrommediumtolowmainlypyriticsulfur,thecompositionofcoalashinbothcoalfieldsissimilar,butashyieldintheformerishigherthaninthelaterSincethedifferentcoal-formingenvironmentsinbothcoalfieldsandimpactsfromterrigenouselasticsupplythetotalsulfurcontentandashyieldmallhigherinHuanglongcoalfieldYananFormationcoalthaninNorthShaanxicoalfieldYananFormationcoalKeywordsJurassicPeriodYananFormationashcontentsulfurcontentNorthShaanxicoalfieldHuanglongcoalfieldIML(1986)2011()2012--02120381-22-23424-3554,5423525m1236m4()3824(3)1(2)()3()5()(1)22112245055519450255112400041804218394512612411913044243470321028904872512459106210091068054O46121FigurelVitriniteandinertinitedistributioninNorthShaandcoalfieldminingarea2Figure2VitriniteandinertinitedistributioninHuanglongcoalfieldminingareas222029031036052107813110612013473765769273510163314661935153510Si02A120Fe203CaOMgO566Ij2Table2MainmineablecoalasudfuPandashcomposingfeaturesofminingainNorthShaanxiandHuglongcoalfields7sldAdi1i1i1F1_iiii1ji]03400200902353752731231671629199027o3O25029036O3033026o3l0380360340350360740O5lO4l044O5205510Io7812313913l123090lJD6109600l0ol0010Ol002001001002O102OOl002O02O02O02001OOIO0l002O0lo04008O0-03OJD5004005004004o05O08O05008005007O-08006O08008008015014015O13014O36O19O23O17002lO36053045O830O86084064074O95056O2IO2IO19O2lO26023024016O22o22o20o1902002003602902702303303001504028037045041034O22O28044O3268410596667376046074794665771l64371B669275469273673975673514291936163313731559146617452124193515t98147l4739730744195434565851584887523429449764907443643154499309152335318453555365077535594520l539746974698469254845022175105818191464104216871718148213141456152315841469183512711831495144627052455258230525332419226930352652208818561504864lO631275168183l150316711439103392797lO9216161726197416641745322917621154835994131277710459m865181269225361667142l1162169414264I2623822519288l297718243473144313822031132813631377312821027153013931462118219721940816215919916l120007076O381535525319729281577269SiOz*Al_FeDCaO*MgCaOMgO447-2280lO45CaOFeTOO63-4121623313H3DistributionofdifferentformsofsulfurcontentNorthShaanxicoalfiddminingareasMii{lNl2IIIllI2Ol22rrPp14244Figure4DistributionofdifferentformsofsulfurcontentinHuanglongcoalfieldminingareas5Figure5AshcompositionsinNorthSlmanxicoalfieldminingareas6Figure6DistributionofashyieldsinHuangtongcoalfieldminingareas05f91(7)S0fsopFeH'S7Ftgum7YnFormationsedimentaryfadesdistributioninNorthShaanandHuanglongamsFeH2SFeH2Sl7051Ollo,nlS042-Fez+H2SFe2+H2sH2S(29)2006,18(3)11-13,l2004,23(II)9i-93i2Li1(i4324Fe2+H2sH2sFez+H2sFeH2SH2s1t1M119962lfjl200628(4)26-3013J200517(3)584J201024(6)118911965M19956i4[J1200315(2)1213719996()55598(D)200030(6)584--591[9ChouChenn200524(1)7984f10[JJ199511(4)462470f(J1200020(4)28929212M1199613916200921(5)