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Contributed by Yale Peabody Museum of Natural History.
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Transcription
Alameda #3
Alameda - Study of disconft. above Alameda highway - between cut and inter-section with Morrison road.
Base Brl SS
3,0 Juteurbldg liq. shy siltstn
bcutentic strct locally (x,u,v,w)
2,8 Szudstone, fine gr - = X of preceding section
2,0 Shely zone, dk gray, clsc.
8,3 Szudsta, fine gr, massive x bed,
locally silty, carb with plant crazs, some
zwill, wcthis gray yellow stocks, bzsl
0,4+ loclly cyl. ch bobs up to 0,3dm
Disconformity
3,7 Argillaceous siltstn + siltyclsty
weth, yellow & pink-, some
gray [Szample 1]
wtdor swq'll siltstn.
3,0 Clzy, silty, loc'l zones Fe
pellets. [Szample 2]
chiefly gray, weath white
+ some pink.
1,0+ Szudstone, porous, impreg with
Fe - weth pink-gray to red.
2,3 Clzy, silty grading down to
zwill siltstn (loc ssndy), upper
1.0 fair clay (bottom sample)
Fe impaccr SS zs above,
Slope wasl - more gray clay &
less for about 10' then
red clsty comes in alter-
nating with gray, clzystone and thinss lydust. (over 35