0. 2 to 1.0* 
page 4 
9* Lignite, with local lenses hard, carbon- 
aceous siltstone and sandstone up to 
0„ 4 foot at base, 
8, Clay stone, silty, grading down to clayey 
siltstone. Upper part gray with long 
plant rootlets extending to middle of bed, 
becomes red in middle part gray again 
in basal silty part, 
7, Sandstone, fine- to medium -grained, 
massive, brown— weatherings basal foot 
some shaly sandstone interbeds, (Evan * s 
Quarry sandstone. ) 
o, Siltstone, sandy, hard locally platy; con- 
tains plant fragments and some claystone 
fragments. Weathers with brown and 
purple stain. Locally grades laterally 
to fine-grained sandstone. 
5. Siltstone, massive, hard, subconchoidal 
fracture, gray; grades downward and 
laterally into rock type of unit 4. 
4. Siltstone, irregularly laminated with 
fine-grained sandstone, massive, frac- 
tures in big subconchoidal blocks, gray, 
contains plant fragments. 
5, 5* 
49. 0* 
2. 0 l 
1. 5 f 
5. 5* 
