Field Notebook: Newfoundland 1918b
Page 69
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Transcription
August 18, Hantles Bay, South Shore At the next point nearest to the front the headland exposes white and pink clearly marked sandstone to a thickness of about 20 feet. This is the grey headland of the southern shore of Hawtles Bay. Further the coast is a very deep bay that opposes the whole factory of the north crank, where we could along the strike of the beds and our thickness is added. The most cresting point is made up of a grey thick bed (?10) of pink quartzite followed by an equal thickness of white quartzite. One of these sandstones are much crumbled and seem now almost opposite the Whale Factory and that strata are about horizontal. I have concluded to go further out today. Almost all of the Lower Cambrian seen today consists of sandstone, nearly always rippled and more a few can be folded. The black or dark shale are probably pockets or depressions in the sandstone, this an uninteresting formation paleontologically as but two fossils are seen, and there to search for the outcrops into the west and northwest and dipping from 2 to 6 degrees, are all payments. The total thickness seen today cannot be great. My large estimates make it at about 245 feet of sandstone above the "bottom" limestone. The latter thickness seems not determined and let may not be more than 10 feet. In a straight line measured on the Admiralty Map across the strike if thickness traversed to day is one it is about 7000 feet. The dip of the strata at the camp is 2 degrees N, S, E W. This is lower than I had expected and it led are to estimate greater dips are along the section. Re-estimating: 2000 " " section at 2 degrees x 3 1/2 = 70 feet of strata 1000 " " " 4 " x 7 = 90 " 1000 " " " 5 " x 8 3/4 = 87 " " 3000 " " 2 " x 3 1/2 = 105 " " Thickness of L. Cambrian seen today, 332 " "