page 6. 
f % 
cross -laminated, weathers buff. Ripple 
marked. 1.1’ 
28. Sandstone, fine-grained, inter -laminated 
with silt stone. Scattered Fe-impreg- 
nated ledges 0. 1 to 0.3 foot thick. 1. 6' 
27. Siltstone, shaly, laminated to thin- 
bedded, locally clayey. Scattered, 
thin, Fe -impregnated beds with "worm"- 
tracked surfaces. 4. 6‘ 
26. Ironstone, concretionary bed. 0. 3‘ 
25. Shale, gray finely silty to sandy, hard. 1.4* 
24. Sandstone, fine-grained, carbonaceous 
fragments throughout, weathers light 
yellowish- gray. Lower 1. 5 feet with 
interbeds gray, clayey siltstone. 3.2* 
23. Shale, lignite, locally a shaly lignite. 0.5' 
22. Siltstone, dark gray, grading upward 
to dark gray silty claystone. Carbon- 
aceous fragments throughout. Lenticular. 0-1. 3‘ 
Total measured thickness Fall River 
(rounded) 
dis conformity 
120. O' 
