Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
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Transcription
Wea.
SAT MARCH 6, 1909
Ther.
Monday Sep. 24-1928
Lutton, Quebec.
Slow in getting started because Claude car is
out of order.
Looked at Algourdan series to east of Pin-
nacle Mountain. Mostly greywackes with groups
of quartzites, magnetites and schists. One zone
has sandy dolomite on each side of a syncline,
about 100 feet or more thick.
The middle groups of quartzites look like dome
deposit because of the cross bedding that in places
is distinctly concavely bedded.
Also saw group of chlorite schists, all
metamorphed lavas and ark-heds. Angulolutes,
large and common.
Evidently the Algourdan series is made up
of marine dolomites, land lava flows, and
continental dunes and water laid concretions
with groups of ark-heds and magnetites.
Back to Lutton for lunch.
Then started for Call Hill near Converse-
ville, to see the lower Paleozoic series. On the
top of the hill is a thick folded white quartzite