page 
Inyan Kara Creek Section #1 
fall River formation (in part) 
thickness in ’ 
16. Sandstone, light gray, fine grained 
c jonaceous; 1.0 foot bed of gray 
shale in middle part separates it 
into t 7/ o ledges; ripple -marked at top. 18.0 
Shale, me dim to dark gray, silty; con 
tains few 1 to 2 inch veds of yellow- 
ish-brown, fine-grained to silty 
sandstone I 
21.0 
di s c o n f o r mi tv 
La kola formation 
Clay stone, sandy, variegated, weathers 
grayish white with pink stain; contains 
scattered coarse grains of chert and 
quartz: becomes increasingly sandy 
sownward and grades into unit below. 
Sandstone, line to 
* 
ma s s i ve gray! s h-whi te , f r ia hie . Lo ca lly 
contains granules and pebbles of chert 
and quartzite, chiefly in Lasa 4 feet. 
oarse ••rained. 
,:27.5 
i 
l p 
Clays tone, partially obscured, upper 
10 to 15 jPeef red, grading downward to 
purplish red in middle part; lower 10 
