Field Notebook: MT, WY 1986
Page 54
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Transcription
28 5.25 Bedded mudst, sitst unit w/ carb baux representing old soil horizons, mudst med. grey w/ cimminuted pl frags., sitst friable / yellow tan, (or 2) 29 4.5 sitst, friable (crossed out) yell grey wh. w/ minor amt of mudst 2/3's to top. cr on sitst (4) 2ow mudst. 30 3.8 Shale & clayst, med grey wh yell, grey w/scattered ls cones in sect and an interval of 1.2m at top of unit where they are densely concentrate( (giving a minor) topographic bench (or 2)