Field Notebook: CO 1952b
Page 75
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Transcription
AIN-48-95 1 Local clay comes into first SS--possibility it is 1st clay. It's horizon marked by coarse ss with clay pellets N+S of swale. 2 Disconformity. At this swale the 3rd SS is a double bed, 4"th shale in 2nd and 2" basal SS resting on white lytle Shaly zone lytle sh <--ss Discont Lytle ss. 3 Local clay zone comes in under disconformity YES??- red cap Not unlike Genua City set-up break local cistu pting. "4th-like SS" 4th SS SS grau-gray with pink mottling tiness lite gr-wh, grau to dk gray cloth. SS massive, to even bedded X-low--? "Dolatz-like" SS 9" clay below discont szimplecl conc 321/2! Where is discont? 4 Exposure of shale & plzly siltstone. Locl clay bed +5'. Bed is mid-Dokota. Could be simpled here 34