Dakota Group and Morrison And Ralston Creek Fms at mountain front between Boulder and Colorado Springs. Dakota, Purgatoire, Morrison, and Ralston Creek Fms in Canon City area (COKJdr;0)

State	Colorado
Name	Dakota Group and Morrison And Ralston Creek Fms at mountain front between Boulder and Colorado Springs. Dakota, Purgatoire, Morrison, and Ralston Creek Fms in Canon City area
Geologic age	Cretaceous-Jurassic
Lithologic constituents	Major Sedimentary > Clastic > Mudstone > Shale Sedimentary > Clastic > Sandstone Sedimentary > Clastic > Mudstone Minor Sedimentary > Clastic > Mudstone > Claystone
References	Tweto, Ogden, 1979, Geologic Map of Colorado: U.S. Geological Survey Special Geologic Map, scale 1:500,000.
NGMDB product	NGMDB product page for 68589
Counties	Boulder - Douglas - Fremont - Jefferson