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<br />NIOBRARA FORMATION. CARLILE SH~REENHORN LIME
<br />STONE. AND GRANEROS SHALE
<br />NIOBRAP.A FORMATION. DAIiOTA SANDSTONE. VURGATOI RE FOR-
<br />MATION, MORRISON FORMATION. AND RALSTON CREEK
<br />FORMATION-Along Wel Mountain lault
<br />CARLILE SHALE AND GREENHORN LIMESTONE
<br />CARLILE SHALE. GREENHORN LIMESTONE, AND GRANEROS
<br />SHALE
<br />CARLILE SHALE (UPPER CRETACEOUS)-From top Includes Juana
<br />Lopez Member (calcarenilal. Codell Sandslone Member. Blue HIII
<br />Shale Member, and Fairport Chalky Shale Member. As much
<br />as 230 tact 170 ml (hick
<br />GREENHORN LIMESTONE (UPPER CRETACEOUS(-From top in-
<br />cludes. Bridge Creek Limestone Member. Hartland Shale Member.
<br />and Lincoln Limestone Member. About 150 leer f45 ml thick
<br />GRANEROS SHALE (UPPER CRETACEOUS)-Hard silty shale about
<br />100 teat (30 ml thkk
<br />CARLILE SHALE, GREENHORN LIMESTONE. GRANEROS SHALE,
<br />DAKOTA SANDSTONE. AND PURGATOIRE FORMATION
<br />DAKOTA SANDSTONE AND PURGATOIRE FORMATION (LOWER
<br />CRETACEOUS(-Sandstone, marine shale, and clay. About 220
<br />feet 165 ml Ih¢k
<br />DAKOTA SANDSTONE (LOWER CRETACEOUS)-About ]00 feet
<br />130 m) (hick
<br />DAKOTA SANDSTONE, PURGATOIRE FORMATION, AND
<br />MORRISON FORMATION
<br />DAKOTA SANDSTONE, PURGATOIRE FORMATION. MORRISON
<br />FORMATION. AND RALSTON CREEK FORMATION
<br />MORRISON FORMATION
<br />MORRISON FORMATION, RALSTON CREEK FORMATION, AND
<br />ENTRADA SANDSTONE-Locally nearly 500 leer U50 ml thkk
<br />MORRISON, RALSTON CREEK, AND LYKINS FORMATIONS
<br />MORRISON AND RALSTON CREEK FORMATIONS (UPPER JUR-
<br />ASSIC( Morrison Formation-Varicolored siltston¢, clayslone, and
<br />sandstone containing lossil dinosaur bones. About 320 feet (97 m)
<br />thick
<br />Ralston Creek Formation-Generally sandstones, silLStone, and gypsum
<br />beds: sandstone and conglomerate near Canon Ciry. About 150
<br />leer (45 ml thick
<br />ENTRADA SANDSTONE (UPPER JURASSIC(-Medium-grained uoss-
<br />bedded sandstone
<br />MORRISON FORMATION. RALSTON CREEK FORMATION. LYONS
<br />SANDSTONE, AND FOUMAIN FORMATION-Lyons Sandstone
<br />absent near Wetmore
<br />LYKINS FORMATION (TRIASSIC? AND PERMIAN)-Red siltstone,
<br />claystone, and sandstone about 180 feel (55 ml (hick
<br />LYKINS FORMATION AND LYONS SANDSTONE
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<br />LYONS BANDSTONE IPERMIANI-Red sandstone loaning two resistant
<br />ledges 701?-800 feel (210.240 m) thick
<br />SANGRE DE CRISTO FORMATION (PERMIAN AND PENN-
<br />SYLVANIAN)-Maximum Ihkkness about 12,000 leer (3,600 ml
<br />Crestone Conglomerate Member of Munger (19651-Boulder con
<br />glomerate composed chielly of lasts of crystalline rock including
<br />SyCnlle
<br />Lower member-Red and green sandstone, conglomerate, and siltstone
<br />MINTURN AND BELDEN FORMATIONS (PENNSYLVANIAN)
<br />Mintum Formation-Red, green, and gray shale, sillstone, and sand-
<br />stone. Contains gypsum beds and marine limestone. About 4.000
<br />leer (1.200 ml thick
<br />Belden Formation-Dark-gray shale, sllbtone, and Sandslone. Nearly
<br />SOO leer 1150 ml thick
<br />FOUNTAIN FORMATION (PERMIAN AND PENNSYLVANIAN(-Red
<br />conglomerate and sandstone. At the base the Glen Eyrie Shale
<br />Member composed of Sandslone, sandy shale, and lossililerous black
<br />.hair Formation as ranch as 4 400 lees I1 320 ml (hick
<br />•'Ma, rnr„115d41.+lr,v'L rM1V maIJ,•U,•^n rrl\' M1we+n+ r ,rvn +.v vM1nrrnl • n,I AIL; .
<br />N ].1 LV'r•u M1pa JuLmrnr m,l Imr IeV al. n not Fr+mnnm rL. RvLln Ga; 1 ull In Ln my mA 6r
<br />I.n na.•/\rrlnn lnn,awrrrw r.vir rl+,l and l+nnvyl TP•nrrY r, rrrn.iLr.. na'I.JLrl+u.n`Crn.4 Cr.n
<br />rp annnr.. aryl n rrh+L,rn Irv rl.. Wnyura•vYn I'unnn.n Tla. Rrnnn n..ln nui .n na .u •.n Y•'arvr nnrr .llr
<br />m+e.Iar Yml Mrr mzn tan s,rri v.,wdale l,r.ws+An,~rMr u.r nnrnr ]nr.,I.•rrn LWyrrnr rrr,rr. old
<br />nl rl n c\luxakm Irr IM namanl Late flesh TM Bdlom Fnmanm of JnM1mrnr 11.1]]1 b eVwyval In
<br />IuFrir N. nN'n. arxl agr Irr rLr nrmm rrnnalun eM Ism Odluu m e,M1•rWd Ira nMNnnal
<br />Slrce IM map rm PeP.rrtl.IM egr d iar WdYrrm CenVOn Lmaorx Ma turn cMnga Fan IMrawrlpen la
<br />Dnvnun Thaela<. Vr elnp pl rat. IebdN MOr rgrNral el Gnrvn Clry JwWd M Mbded DOr
<br />CONTACT-Dotted where concealed
<br />FAULT-Dotted where concealed Bar and ball on down-
<br />throvm side
<br />THRUST FAULT-Sawneelh on upper plate
<br />- = FAULT ZONE
<br />~--k- ANTICLINE OR ANTIFORM-Showing direcilon of plunge Doticd
<br />where concealed
<br />t_' OVERTURNED ANTICLINE OR ANTIFORM
<br />~--f- 55'NCLfNE OR SYNFORM-Shounng dlreclbn o! plunge. boned where
<br />concealed
<br />~~- OVERTURNED SYNCLINEOR SYNFORM-Showing direcilon olplunge.
<br />Doped where concealed
<br />---~-- MONOCLINE-Axis drown along anticlinal cress
<br />Urlclrbin scnlll FAUNAL HORIZON IN PIERRE SHALE-Horizon DI principal lossil am~
<br />monite collections from wlihin lunal assemblage zone: zone is wider
<br />than the horizon Ilna: dotted where concealed Faunal horizons are
<br />plon¢d only in the Denver basin pan of the quadrangle. for locations
<br />of horizons in the Canon City-Florence basin see Scott and Cobban
<br />(19751
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