71ABe463A
(8879-SD)
, Demarcation Point
, Demarcation Point Quad., 69 deg. 00-1/4' N., 143 deg. 21-1/2' W. “….463ABC are from sandstone within the Neruokpuk Fm. that rests unconformably on the chert and phyllite member and is overlain unconformably by the Mississippian”.
“Shaly ironstone and interbedded brown weathering platy limestone with brachiopods 71ABe463B near top. 71ABe463A near bottom. Basal beds are conglomerate of chert granules and pebbles in chert matrix overlain by sandy conglomeratic limestone containing chert clasts.”
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