A WHITE SOFT,MEDIUM GRAINED,NON-FERROGINOUS BED OF SANDMORE THAN 100 FT THICK CROPS OUT IN THE JURRASIC MORRISONFM ALONG THE CREEK & CAN BE TRACED FOR SOME DISTANCE ALONGTHE STRIKELOCATED ALONG THE EAST FORK OF SHEEP CREEKWYO GEOL SURV BULL 50 1966 P78