Field Notebook: 1985
Page 104
Image from the Biodiversity Heritage Library. Contributed by Yale Peabody Museum of Natural History. | www.biodiversitylibrary.org
Transcription
July 29, 1985 Leo Hickey + I Measured Section 8540 (transcribed from leis book) Conversion to feet. back on m = 3.3ft. Unit no. thickness total descriptor 1 37.9m 37.9 dip 90° INTBD DK GRAY SHALE AND TAB YELLOW-RED, BROWN MEO GR. ss ⌄⌄ ss + shale beds up to 10m underlain by black shale 6 151.5 m 398: Black shale; INTBD dk gray 1-3 cm shale + brownish mudstone; looks marine POLLEN 8540 b at 91 m shale >> mudstone 2 54.5 m 92.4 Black Kanguk shale 7 34.2 m 417, 1/2 lum. mudstone in 2-4 cm beds shale in 1-2 cm beds shale << mudstone 3 15.2 m 107.6 Med. grained, well-sorted orthquartzite, no fidspar shale split in middle wavy top and bottom Kangukh 15 m 8 ES. 51.5 m 468.7 ss; vfg, flaggy, yellowish- brown weathering; paral bedding w/ carbon laminae amd care lem coals + mudstone fossil wood frags common top 7m ⌄ very flaggy at 25 4 92.1 m 199.7 Black shale, slightly calcy at base; 15-20cm sandy splits; brown in places POLLEN 8540a at base 9 15.2 m 483g DK gray chippy shale, no silt POLLEN 8540c 5 31.8m 231.5 ss; yellow-brown; med grain orthquartzite; greenish stain on bedding plane (ao at Mosquito Creek); sub rounded to rounded beds 1-3 m thick 3 major bits 3 m ss 4½ m coal 5m ss 25% shale 7m ss 10 22.7 m 506.6 ss, flaggy w/ one massive (1m) unit at 15m lots of commin. plant frags + cutcha good scour at base of mudstone sand unit