Field Notebook: CO 1951c
Page 49
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Transcription
Section below differs along road 9.8 Fine to med gr ss, & argill. ss with interbedd sturdy chystone, greenish to pinkish cast cast, locally deeper colors 1.6 Coarsly greacsh silty cl.+clst. 3.4 Argill siltsta+fin SS greenish cast, minor green study cl. yellow westh, 10. Meroon (abund) to brick red silty clays. 3.4 Hard fine gr. red ss, massive, weathes Fe brown on exp surf lower part argill. & crumbly locally; loc 2 double bench with red & greencl. split. 4.0 Greensh gray silty to study cl. changes to brick red along stockto 4.9 sandstone as in 3,4 above, also with argill zone, here at top, & tendency to split in double bench with wed clsth betw. 11.5 Silty green & gray cl with local red zones. .8 Fine grained, hard, ss, loci argill. 14 Silty clay & argill siltsta interbedded, alternating green-gray & maroon, with silther beds chiefly green. 5.8 Inter bedded hard, resistant cleanse siltstone buts (red) and argill siltstone latter chiefly dull red some green streaks 5.7 Fine to coarse grained hard sandstone with scathered small pebbles of chert & red jasper. These rare on road cut 23