Field Notebook: CO 1951a
Page 57
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Transcription
R 7.5 low ledge going to slope downward as it is forcible. Obscured wash, mostly of white sand, Prob friable ss. 40± Top at hand fine grained compact ss with red stain on top bed + pitted surface the top appears to be red, flat. Sandstone, med to fine at top, then progressively coarser down, chiefly med.gr. with mangy cl stringers in lower 20' chert (clstou pellets, chert, qtzite, discograpic) principa constituents Red"silty elstu, sandy beds - Morrison. 10.8 Turkey Creek D. From Base Delt into Morrison N of road Base Delt - cgl ss 10.8 Green to Red silty clzystone. 7.8 Sandstone fairly massive Xlam., fine gr. light gray wezths with brown Fe stain ledge forming (5.6 Argilaceous ss and Sandy gray clay crumby - slope forming 3.7 Sandy gray clay minor streaks ss. 5.7 Red silty clzystone. 8.3 Greenish gray + green silty clstn 0-1 Concretionary zone - sample- Fe stone? (26oz?) 26