Field Notebook: Maryland, Washington, DC, West Virginia. 1908, 1913
Page 21
Image from the Biodiversity Heritage Library. Contributed by Yale Peabody Museum of Natural History. | www.biodiversitylibrary.org
Transcription
character. There is more a kind of very fine inter- forming conglomerate but the pieces are merely loose. M.C. Ozarkian 3000-4000 ft Canadian 2700 ft Cheziapi 1000 ft Mohawkian 2800-3800 ft. Marlinsburg St. 2000-3000, Sandstone - Silm Shager Black & Blue shale = Utica Argill. Sh * 15. = Trenton Cranbrook is 800', Middle clayey & whitish Chinookian, Chalky shale. Marine blue flags & with Middle shale sc. Stono River 1000, Marine due to whitish. Marine blue chert. Marine due to Cong. coal shales white shale: Wacou dove & whitish & Beehundred 1900. 1500' fine's laminated Shale w/ silt & 400 ft Lime & muddy marl @ Stonbridge is 800, 100', Blue & shale of congerous slate - with with interlaced sands Coninners. Crooklegue is 3000-4000, Blue & whit sands Lime Shale - with shales. Lime - In. Silicified farms = Sandstones Black 2000-3000', Braldofp shale's.