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Contributed by Yale Peabody Museum of Natural History.
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Transcription
Clifton
13
Pink and For.
Sandstone and Sh. several hundred feet thick.
Best exposures in Silver Basin Creek, 2 miles s.w. of
Morsei, and in the Eagle Creek foothills, 4 miles distant
in the same direction. Above of Chordre Mt.
Black Sh. alliance.
Section from top hills 1/4 mile S.W. of Morsei Smelter
Top feet 5, 140 ft.
Reddish hard shale
50'
Light-gray quartzite or. with Sh.
50
Black fine-grained shale
30
Striped green and fellurine brown Sh.
40-
Chordre Li.
170-
Has good fossils Glauconia cralvillensis, Puy-
nellus fusiformis etc. These are upper Berthm beds
according to Stanton. = Upper Cret. of Colorado series.
Then porphyries of granitic, monzonitic, or
dioritic types. Followed after the Berthm Cretaceous.
marbly and other pegmatite masses in country.
They diatrase that east the above. About same age.
Then the time of general faulting. Came after late
Cret. and before the lava flows of late Tertiary. May be 18 White
foot late
Then the Tertiary lavas - rhyolites, basalts, with some
andesite.
Sila mpl. = East Pleistocene.