Field Notebook: 1985
Page 108
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Transcription
61 19 contd top 6m is a cliff-forming ss ; epsilon units ; sand beds in the Channel unit wood and sticks on beds ; place 20 23.6 m 982.3 1.5m coal ( mudstone -> siltstone w/ parallel lams, interbeds tan to brown weathering beds thicken up increasing silt and ss up topped by 3m A ss ledge Pollen 8540e above coal 21 59.7 m 1042 covered unit, probably shale at 30 m unit is visible and has consistency to flaggy interbeds of rippled ss and siltstone -top 45m contains 3 flaggy A ss beds 4m 3m Unit 21 as a whole C^- 2m 22 78.7 m 1120.7 very dk gray cank shale parallel lam Pollen 8540F (CA) some rusty wedo ; brown flagstones about 15m, Top 30m is a flaggy ss which forms a shrunken 23 15.2 m 1135.9 dk gray shale 24 19.7 m 1155.6 ss flagstone 25 36.4 m 1192 dk gray shale Pollen 8540 g 26 7.9 m 1199.9 ss flagstone, brown weathering low shoulder 27 16.7 m 1216.6 Black shale w/ flaggy silt interbeds - forms SWALE 28 21.5 m 1238.5 flaggy to massive sand w/ 2m shale silt lower sand is ( trough beds) and forms a prominent nose upper sand is massive and parallel laminated 29 60.9 m 1299 Very dk gray shale Pollen 8540h unit well exposed in cut bank otherwise a rubbly swale -silty interbeds towards top up to 8m thick at 40 m, 55m, and 58m shale -> 2m coal at top. 30 15.2 m 1314.2 Massive cliff-forming ss (on w side of crech) fe-stone nodules ; load casts into coal ; , yellow-tan