Ashburner.] 0'^4: [Feb. 16, 



160. Coal (Scam No. 2) ; very much broken up by false 



bedding 1" 



159. Soft, gray, sbaly saadstone exhibiting false bedding. . 5' 



158. Poor bony coal (Seam No. 1) 1" 



Middle member. Lower part. 

 157. Soft, black shale containing plates of coal and impres- 

 sions of minute plants, surfaces stained with ferric oxide ; al- 

 ternating with a fine grained conglomerate containing mica- 

 ceous specks 25' 



15G, Yellowish-gray, argillaceous shale containing thin 



plates of coal. Surfaces showing " slicken sides." 20' 



155. Sandstone 9' 



154. Black, carbonaceous slate enclosed in hard massive 



sandstone 2" 



153. Hard, massive, gray sandstone 17' 



152. Hard, conglomeritic, light gray sandstone containing 



a few alternations of black slate 51' 



151. Hard, massive sandstone alternating with gray slaty 



micaceous sandstone 45' 



150. Soft, gray shale 1' 



149. Alternating dark gray, flaggy and slaty sandstone con- 

 taining micaceous scales 33' 



148. Dark gray, argillaceous shale with talcy lustre 39' 



147. Dark greenish-gray shale, with talcy lustre, contain- 

 ing acicular crystals of sulphate of alumina formed by the 



decomposition of pyrites 10" 



146. Soft, black slate 3" 



145. Massive, gray sandstone 3' 



144. Soft, gray, argillaceous shale 5'6" 



143. Massive, hard gray sandstone 25' 



142. Fine grained, light gray conglomerate alternating with 



thin strata of black micaceous sandstone 13' 



141. Fine grained, dark gray, argillaceous shale alternating 

 with a hard, gray sandstone interstratified with a black mi- 

 caceous sandstone 26' 



140. Massive, flinty gray sandstone alternating with yellow- 

 ish-gray sandstone showing false bedding 17' 



139. Soft, gray shale 1'3" 



138. Hard, gray sandstone 1'6" 



137. Soft, gray shale 1'6" 



. 136. Soft, yellowisli gray shale of a talcy lustre 1'6" 



135. Very hard, massive bluish-gray sandstone, with oc- 



CJisional seams of a lead-colored clay 4' 



134. Hard, massive gray sandstone 13' 



133. Gray slaty sandstone 10" 



132. Carbonaceous shale 5" 



