Field Notebook: 1963c
Page 25
Image from the Biodiversity Heritage Library. Contributed by Yale Peabody Museum of Natural History. | www.biodiversitylibrary.org
Transcription
which grades into BATTLESHIP grey shale (fissile) bears some poor plant frags. OCCASIONALLY A band of LIMONITE STAINING ABT. 1/3" Shale bears radial posettcs) of gyp x/s. 59.5-√ Shale STAINED br. by limonite. 60.5- Brownish grey sh. WEATHERING whitish TAN WITH some silt. Gyp. x/10. 65- CLAYey SILTY SILTY SHALE grey PLANT REMAINS LEAVES STEMS. MIXACOPUS... 12 67 Covered interval. 70.5 Grey very fissile shale WITH PLANT REMS.