Field Notebook: CO 1951c
Page 29
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Transcription
locally, plain bedded to massive, beds up to 1.5, weathers buff. Obscured Interbedded ss & the beds sldly shaly. 3.0 3.8 7.2 Chiefly platy ss, shaly partings Obscured, may be like 3.0 above. 3.9 Sandstone fine to medl grained Shaley in upper 1.6, Thick bedded below., weathers buff. .6 Dark gritty silty shale 6.5 Sandstone massive x 12m with thin layers of cgl - chest pebbles, Thick channel hard, cuts to 4' up slope. .9 to 2.0 Greenish silty to sandy claystone. 3.0 Sandstone, friable, fine and medium grain. at top with greenish rust weathers buff; 5.15 Obscured, - but red + green clay, red at top. 3.4 Friable sandstone, pinkish brown weath med to finer. 4.4 Interbedded sandstone + silty + sandy, greenish claystone, ss loc. conc. Fe + bival, commonly argillaceous conc. ss layers, Fe cemented. .8 Green sandy claystone. .8 Obscured but contains green sandy clays with interbeds friable argill, sandstone, fine to med. gr. 10.5 1.0 + Red silty clay 13