Field Notebook: MT, WY 1986
Page 67
Image from the Biodiversity Heritage Library. Contributed by Yale Peabody Museum of Natural History. | www.biodiversitylibrary.org
Transcription
uppermost 20 cm capped bx siderite conc. er (1) 18 0.2 SS, rusty ledge er (6) [illegible] to Channel to S. Dip now 20° = 37½ 19 6.0 F.g. dark gray unit as in unit #17 tr (2) 20 2.0 Friable yell tan sandy interval w thin ferrug ledges Friable (1) Ledgy (4) 21 5.5m Carb fissle sh, dk brgry w jarosite & gyp siderite concs at ? tr (2) 22 0.5 f.g. SS ledgey er (6) ferrug