Field Notebook: 1985
Page 122
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Transcription
77 20 33.5m 954.4 vf to fg ss in .5-1m beds much fe-stone , carb shales shales , minor coals up to 1 m Crevasse splay sequence Pollen 8542a at 25m 21 49 m 1003.4 coal unit w/very lenticular, platy shale - sandstone lenses up to 5 m thick \ /// channels in swep dip 58° Bituminous Pure Coal by 26 m 8542 m pollen 8542 n Vibride coal forms steep valley wall - beds above coal are thin platy crevasse splay deposits. 22 85m 1088.4 10r80 platy ss, carb mudstone and minor coal. Unit is mainly a lt yellow-btm weathering platy ss which forms rubbly shoulders. in the cliff above unit 21 it is well exposed. it becomes well-exposed again in the cut back at 62m Pollen 8542a at 68m apparent dip is 25's true dip is 50's thin lentic up to 1m 23 2.5m 1090.9 coal, prominent in cut bank. 24 5.5m 1096.4 platy mudstone cp to yellow-brown platy ss 25 10.5m 1106.9 Coal which becomes stream base at mouth of west creek; here is proniner slope former, overlain by platy splay deposits which are also well- exposed as mouth of west creek. OFFSET IN SECTION to slope at mouth of 80 WEST CREEK.