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FIGURE 2-2
<br /> GUNNISON RIVER
<br /> —
<br /> .- .,_..•. ,`-,_� yr2. s;.Y s � {Q � /qm /"'' __ ro. r u �.."eb, BASIN,
<br /> COLORADO
<br /> v
<br /> — - —
<br /> bran f � -• a
<br /> SEDIMENTARY,Y, IGNEOUS, AND METAM
<br /> ORPHIC ROCKS
<br /> f •8� k
<br /> SEDIMENTARY ROCKS
<br /> Tbr -: rrrr f✓'f
<br /> I
<br /> arIli�+�Landslides and mud flows
<br /> Alluvium i
<br /> ._.
<br /> Landslides and talus Wisconsin till
<br /> ('lifto •� .•t -. ,,,,. _ - .. k_- - ,._ _..�. ': - .,.. - ., s�� cr A' l � i. �-,,•�•-_-j..° �Wlillllll�U
<br /> -
<br /> rj r
<br /> �' aH ,
<br /> «�
<br /> y as Post-Duran o de osita
<br /> a
<br /> .; _ _ '.-+ - - - __--- .:� ,,,, ,: �,� -• ry Wisconsin glacial outwash 9 P x
<br /> _ _ .•.,.. : .r:,'/y, . --. _. - s ..r,'Y Tv -_ --- ���fit: •:.
<br /> � Moraines D angod till
<br /> ade tewater p Durango glacial outwash Florida
<br /> gravel� �,
<br /> .r ' •..: j, __. - -_••.-- - � ._ e= to � �a .�R :Y
<br /> " a!/- :;.- � ;.< ..• �_ �_ �. "-s_= a ®p. � _ ` '.. cPPs /1 �"'` '�� on Cerro till Telluride conglomerate
<br /> Cedtireage �---- --- ' -- T + "'� ;P7fL•at€ _---=- ..
<br /> t r:
<br /> 3 Green River formation �" Wasatch formation
<br /> Kd '! �.� t s x -,�-,••,- -- D F L T 1� faoni a. * _- ��' _ ez. cp° '..a " a 4,
<br /> ,,y:.- -r � � "� - ;,�-• •f� er ,, � r` ' - � •:; �' Ohio Creek conglomerate —__ Mesaverde group of Colorado River Valley
<br /> f •
<br /> Km
<br /> EI xm M cos K Cretaceous undivided
<br /> an shale
<br /> t
<br /> Morrison formation
<br /> ;, ! �� ,• y Dakota o
<br /> ,..x-,. !e d .�a: �a: :� �'� ca.a �> - Km ¢ �;�•=, �' ��.�1.. sandstone
<br /> f •
<br /> sue` :'" gp :-
<br /> t' •:: Older Jurassic ndivided> z .. ..� •x, �. 96 ,. � �. .. 6f. .. >� �. Triassic undivided
<br /> -`� '�,; 51 �. -r*,^ 4`•' c� c t''Ant9~, undivided
<br /> Sir
<br /> .$.. cam.: �" -.?• � � °se> P 1 .. ,� J
<br /> 16
<br /> J r f 4 k t Iwdt
<br /> r. a, /, Cutler and Rico formations undivided Pennsylvanian undivided
<br /> lahex
<br /> •�.. -_.:.- ac __ :. _ _ ty- '". +' - ;, ��, � -'' / ace':
<br /> .. -:_ -'— , I ti jam".�z, 1 ! Kd ✓P %..! 4.a..v 1,}... ..,t
<br /> f - "' Kd rP - w cpp ' Permian and Penns Ivanian undivided Mississippian and Devonian undivided
<br /> .. - t Y l.�o �'� f % - D SLrG fi ^J,f :.r.. P CP a
<br /> i
<br /> ,
<br /> �t
<br /> Y 1 {
<br /> :. ... do -1 ..�y. ..•� /!'. `. :.:. .P _. TPv �' Tp. l• �" %",
<br /> -
<br /> ' �.:.' •' a.__,� lr'.' .Yi .; ,!,/ --�... ...,. Kmc :. �: `"< }.�. Ll.r i
<br /> • -- �= r,.* f -. /r, Kd _. •}� ,t• 'i' 4Q• � � ,�;` �� Ordovician and Cambrian undivided
<br /> O L
<br /> .e
<br /> I _
<br /> . •.�' °,-` -'. %_J ✓ `', '. s '.z-.'o .. � ...:-r.. ` '� - }"'L ern. _.r:,� 9 't .5 'aY �.,r. 1 {'..
<br /> SEDIMENTARY,IGNEOUS,AND METAMORPHIC ROCKS
<br /> -
<br /> i i : ,'"' Kmc •_ Tp � ( IP\' � '�f
<br /> f
<br /> .- •..,, is PE
<br /> �.
<br /> �eHv • if �- '� ;T Undivided metamorphic and igneous rocks Granite and related rocks
<br /> TDv
<br /> O " R Q o - ,; K - a Pesr r' Slate, quartzite, and conglomerate D Schist and gneiss
<br /> i K
<br /> 'ee ✓i >/r ,J, � _ _- � � ��z I�I I��' IiI o i If-
<br /> od�,,
<br /> Kd
<br /> U ! �
<br /> - !'. .•t�;r� � — — - P' Tea i.p. {�it � a{,',.�'t 71.;z �,
<br /> ' .•. i. ''. n jjo4t
<br /> .;_ `r.', to Qtf 11 y.3• �( A enc I('iI r :y :{.a':+, l try,,.
<br /> EXTRUSIVE IGNEOUS ROCKS
<br /> rh Ke
<br /> r
<br /> ..-%i'I{I'�;.,i's
<br /> - - Tha d
<br /> A'_' s 'I§1€ `.�t',' T^• n esite-basalt and rhyolite Andesite and basalt
<br /> ewr ; rt cg 0� .-�111F
<br /> t � I
<br /> •f. °' � 4.6' •,-: �;� � "•; Piedra rhyolite (youngest),Nuerto andesite, Alboroto quartz latite,
<br /> �} j r '• o C a f o T* Fisher latite-andesite Tcv Sheep Mountain andesite, and Treasure Mountain quartz latite (oldest)
<br /> .. i ..,•:. K-1
<br /> oa
<br /> Volcanic rocks undivided Conejos andesite
<br /> -- —
<br /> . : �- - � -— -- _ �;;,— � f I ^;, T' D+ •�.' Sunshine Peak rhyolite San Juan tuff ,
<br /> (Aral :G•. V T -_ -
<br /> Th. M'
<br /> Kd KI
<br /> .. ` I �\ '"�•.--. cP Kmc -_M---— ----� ;"rf,tr
<br /> -=:-- ,: S�Il`/'r f r.,�qqz°.`••. Y.,-=L..e'o nra T-i�,, ll ,.Cb toNw e�o el.,c '+.,qQ oa+
<br /> i Pk G v .1, —
<br /> I i zae
<br /> L ake Fork andesiteWest Elk breccia
<br /> P �
<br /> 4 TPv A
<br /> Ts INTRUSIVE IGNEOUS ROCKS
<br /> n Luis P
<br /> Late Tertiary intrusive rockstntrusivea of pre-Fisher latite-andesite age
<br /> ..: r I E
<br /> d -;,. a�' niti' on _ ` Te. 0 :„ o p Tea Early Tertiary intrusive rocks
<br /> S o P
<br /> , I
<br /> : -
<br /> s Gladsto Nia
<br /> (�� r e � ,•ca �. " WSRS 20,001
<br /> Kmc P. Pa s Eill-ek I Tfl ` ox UNITED STATES DEPARTMENT OF THE INTERIOR
<br /> u E J 9? Tower Mtn EDE T+{ r DSC JAN 79
<br /> _ NATIONAL PARK SERVICE
<br /> a... ) ." . ....° TPv _ - 10 0 10 20 30 40 miles
<br /> Source: U. S. Department of the Interior, Geological Survey 10 0 10 20 30 40 50 kilometers �';
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