52. Sandstone, grits and conglomerates* 
light gray, grading into dark shale at 
top 21 
51. Shale, carbonaceous 
50. Grits and conglomerates, pink, arkosic. 30 
49. Sandstone, thin, micaceous, light gray. 
Ib terbedded greenish-gray shale. Sand- 
stones contain fossil plants and many 
peculiar markings. (Walchia Bed) 68 
48. Conglomerate, cross-bedded, grayish 
red, arkosic with pebbles as large as 7 
inches across 13 
47. Shale, maroon and green, micaceous. 
Thin-bedded sandstone and conglom- 
erate near center about 2-4 feet thick . . 24 
46. Similar to unit 48 8 
45. Shale, black, micaceous; fine sandstone. 8 
44. Similar to unit 48 10 
43. Shale, maroon, micaceous 6 
42. Conglomerate, light gray to maroon, 
highly cross-bedded and containing 
layers of dark-maroon shale 13 
41. Shale, blue and maroon, micaceous 2.5 
40. Limestone, inter bedded with shale sim- 
ilar to unit 41 , Contains fossils 4.5 
39. Conglomerate, bluish gray, arkosic 1.5 
38. Shale, dark gray, micaceous 1.5 
37. Similar to unit 39 5 
36. Shale, greenish gray and maroon, mica- 
ceous 19 
35. Conglomerate, cross-bedded, maroon 
and gray, arkosic; interbedded maroon 
shale 
40 
