Field Notebook: WY, SD 1955
Page 81
Image from the Biodiversity Heritage Library. Contributed by Yale Peabody Museum of Natural History. | www.biodiversitylibrary.org
Transcription
7.0 Chrys tone, nonchlorous, very gray, dark gray & green gray, upper 2'0'' ligh gray green, ocuzander chiefly clt purple gray, some fawn, some graca mottling at base. 8.3 Chystone, nonchlorous, gray to clark gray. 4.3 covered zone, weth of ss & cal 2' base cliff. 48.0 Szadstone med to coarse, with louses of ckt & q's pobblo cal in lower 20' upper 8'-10', med gr, forzble somewhat slibly, iruvy thin bed x bed. Lower 40't massive x-lum lenticular ss & cal. up At top or upper 2't, becomes silty & grades into a massive gray white silts tone which in turn goes into a silty cleystone. The siltstn caps bench back from point where section was measured. Following bench back to N. joins 40