Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
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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