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.2V-c°.-2 111- PLATE 2 <br /> ENERALIZED STRATIGRAPHIC <br /> SECTION <br /> MESAVERDE GROUP (CRETACEOUS) <br /> COAL BASIN AREA <br /> CARBONDALE COAL FIELD <br /> PITKIN 8 GUNNISON COUNTIES COLORADO <br /> MID - CONTI NENT COAL & COKE COMPANY <br /> Jw = w .0` :A:4 .44: <br /> a o z W <br /> a U " o N w co <br /> o > <br /> +: <br /> z 3 z <br /> U <br /> v -- cc LU <br /> m — _ <br /> c <br /> � o <br /> Z c <br /> U) ' - - <br /> O <br /> 0.2 ft. coal <br /> 0 ___= 0.3 ft cool <br /> cc _ 0.1 ft coal <br /> Cr <br /> V O <br /> Q SIN <br /> W E . . . .. .. 0.2 ft coal <br /> T � - <br /> J 0.2 ft coal <br /> _ — 0.5 ft coal <br /> W <br /> - - — 1.0 ft coal <br /> U <br /> 1.2 ft coal <br /> y — <br /> v <br /> t 0 <br /> o _ <br /> 0.1 ft coal <br /> 0.6 ft coal <br /> _ I.O ft. coa 1 <br /> c <br /> o = = 1.0 ft.coal <br /> 2.0 ft. coal <br /> v <br /> a = - <br /> SUNSHINE SEAM(?), 1-5ft thick. Extent and accuracy <br /> ]C of correlation unknown. Correlates on a zone basis with <br /> the Sunshine seam at Thompson and Fourmile creeks. <br /> O PLACITA SEAM, 0-I0ft. thick. Highly variable In thickness. <br /> o2 Nature of splits unknown. Correlates on a zone basis <br /> lL with the Sunshine seam at Thompson and Fourmile <br /> creeks. Not mined in Coal Basin- <br /> 0-0.1 ft. coal <br /> O ;'.r,,. ; 0-0.2 ft. coal <br /> — la <br /> O — — — <br /> IA —_ <br /> E T <br /> m o = <br /> —_ — DUTCH CREEK SEAM, 5-25 ft thick. Coal thickens and <br /> n partings thin to the southwest, coal thins to the east and <br /> N — northwest absent at Thompson Creek. Partings vary <br /> considerably in nature and thickness. Correlates on a <br /> zone basis with the Anderson -Allen interval at South <br /> Conan and New Castle. Mined from Dutch Creek <br /> No. 2 mine. <br /> r•. - <br /> 0-0.5 ft. coal <br /> 0-0.6 ft. coal <br /> 0 0-5.0 ft. coal <br /> N <br /> I <br /> O <br /> LLI <br /> E <br /> Cl) — <br /> Cr <br /> J o <br /> oto <br /> _;-- ' <br /> O — — <br /> W <br /> N — <br /> 1.0 ft coal Coal Basin No. 3 Rider <br /> 0-0.5 ft. coal. Coal Basin No. 2 Rider <br /> Q m = 0.3ft. coal. Cool Basin No. I Rider <br /> — — 'Corbalop Corbieu/C,00re0 MNI bad% <br /> O <br /> m <br /> COAL BASIN SEAM, 20-35 ft. thick. Overall thickness <br /> W) - 8 bench <br /> I depends primarily on thickness of partings. Correlates <br /> = on a zone basis with the A-D sequences at Thompson <br /> and Four Mile creeks and with the Wheeler seam at <br /> w A bench South Canon and New Castle. Mined from Dutch <br /> -- . Creek No.1, L.S. Wood No 3, Bear Creek No. 4, and <br /> Coal Basin No. 5 mines. <br /> Z E o — <br /> EXPLANATION ,' SYMBOLS <br /> Li. Q ) <br /> C <br /> (n ` ..,, :: r : ::Q 4 Conglomerate <br /> W O <br /> N <br /> IL — t0 <br /> I <br /> O Ov . ' Sandstone <br /> Uj <br /> ^ _ - LiSiltstone <br /> O t 0 <br /> d N O Mudstone <br /> :3o - <br /> v+V I^ — <br /> F— v o = <br /> m __ Ej <br /> Claystone/shale <br /> c — <br /> J <br /> Limestone <br /> �wE l <br /> UN O Coal <br /> N W <br /> VJ o =_ 50 ft. <br /> Z Q o <br /> Q N a = = SCALE 25 <br /> — 1 ' = 50 <br /> 0 <br />.Col I In% Now n"r 1974 <br />