Field Notebook: MD 1945f
Page 55
Image from the Biodiversity Heritage Library. Contributed by Yale Peabody Museum of Natural History. | www.biodiversitylibrary.org
Transcription
Hole 37 (continued) From To Th. 66'3" 68'11" 2'8" Shaley block clay, Fe 'bumps' (Heavy concentrations of 'bumps at 68'7") Mercer clay 68'11" 69'2"? 3" Greenish clay shale, no Fe 'bumps', slicked. (May be more than 3"- core loss of 2'2" between 68'11 and 80'9". - ? - - 69'2"; 80'9" 11'7" As follows (according to actual recovery) 11" Hard dark gray shale siltstone 17" Dark gray clayey shale and shaley clay, Fe 'bumps', finely silty, nr lower 6" Mancly chunk. 23" Dark gray silty shale Fe 'bumps' 12" As above but siltier with light gray+ red streaks 44" as above but red.