Field Notebook: WY, SD 1955
Page 77
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Transcription
chert + qtzte gravels, bone frequently shell frags and cley pellets; worths brown but has light grey green color on fresh brooks. Lower part worths light green grey, some brown stain. Relatio massive to laminated chiefly locl, all 12m. but top more cohesive, 1.2 Siltstone + silty clay stone, calcereous slily, some hard bods, light grey, grey, grades to ss below, loc, 12m, fissile. 14.6 Claystone, calcereous, var. grey-green and red, Zone smzl (3/4" - 1") calcereous nodules from 3.2 to 10 ft from bese. 4.6 Claystone, calcereous, chiefly grey, some green czt, with thin beds nodulze is, and scattered is. nodules. 38