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D. Sandstone, silty, ferruginous red, 
similar to and apparently continuous 
with ferruginous layer near top unit 
2 of preceding section. 0.4* 
G. Claystone, light gray, mottled pink 
and purple, becoming more silty down- 
ward, with ferruginous specks from, 
weathered spherulites. l,0+ ! 
B. Silt stone, purple, with weathered 
ferruginous spherulites, grading to 
unit below, 1,5* 
A. Sandstone, fine- to coarse-grained and 
conglomeratic as in unit 2 of preceding 
section. 1 . 0 - ? 
Obscured by wash. 
Laterally, toward the old quarry gulley, 
the spherulitic claystone and siltstone be- 
neath the ferruginous layer (unit D above) 
grade into sandstone. The Fall River- 
Lakota contact could be placed either 
above or below unit D, This ferruginous 
layer and its equivalent in the preceding 
section, the ferruginous layer and beds above 
it in unit 2, may represent a reqorked zone 
at the contact. 
