Field Notebook: CO 1951a
Page 123
Image from the Biodiversity Heritage Library. Contributed by Yale Peabody Museum of Natural History. | www.biodiversitylibrary.org
Transcription
Deer Creek #2 From base of crest-forming SS north along hogback (seemap) Here the SS(owe below fire clay vein) is equally thick as in DC, #1 - Sheer cliff 50'± then parting to local loose .0-3.0 of silty clst+ interbedss them 3 to 5 feet of SS. The lower part of upper cliff of 50' is full of coarse to finely cyl SS & if cyl. Discont. Shale silty dk gray to dk brn gray, weathes fissile, blue gray, to lto bluo gray, has interbeds siltstone 3.0 with siltstone, augill. + lb silty sh. with silt 12mm zo 4.0 Silty shale, 12m ruse Silt. .2 Brctanito?- see sample [Sample 1] 1.0 Silty br qr clay .2- Bents 3.0- Silty dk sh siltstn 12m. .4 Fine Fe stained ss. (3.7) LB. Silty, 12m silty sh + siltstone layers. 1.5 Siltstone, reccitant color, Fe stained wavy bedding to platery, weath black stain 4.0 LB silty clayer sh+ siltstn with silt 12m. 0.6 Sandstone, fine gr hard silky ledge. 3.0 Dk qr silty sh., thin beds silts in ly 24.6 mid + lower part [17.2] Sandstone fine qr, silty massive, irreg weathering lte gray. Some zones chiefly siltstones. Minor Fe stain [2.6] Argillaceous siltstone + fine ss continuous with above - just mild soft 59