B. GEOLOGICAL INDEX. G 5 . 233 



B. Geological Index. 



[Note. — The numbers following the text are those assigned to tlie townships in the re- 

 port.'!, 



Page 



Analyses of red shale and limestone, 29,65 



Anthracite coal field described, 37 



Anticlinal axis (Blossburg) 1, 82 



m " near Great Bend, 6, 93 



" " Warren, 42,101 



" " Towanda, 42,107 



" »• Stockport, .43 



" " Wilmot, 3 m. S. of New Milford, 11, 42,108,112 



Anticlinals almost iavisible, 40 



Archceopteris (Cyclopleris) Jacksoni, 39, . . . 187 



Analysis of Cherry Ridge limestone, 42, 197 



Beds. See Classification. 



Blocks fallen from cliffs, 9 ; 201, 103,130 



" huge, on North Knob, 22, 138 



" cover the wilderness of Lebanon, 33, 167 



Blocks of conglomerate, 1, 82 



11 Honesdale sandstone, 31, 163 



11 while s.indstone, immense, 33, 169 



" Mt. Pleasant conglomerate, 34, 170 



" Griswald gap, " 41, 194 



" calcareous breccia, 21 ; 25, 133 



" " huge, at 1560', 29, 159 



" Cherry Ridge limestone, huge, 29, 160 



Bloss'jurg anticlinal, 1, 82 



Bluffs and steeps, 7 



Bottom conglomerate of XII, 51 



Bow lders, see Glacial, see Blocks. 



Building stone, (N. Milford Lower SS.,) 28, 157 



" (PaupackSS.,) 39, 187 



Buried valley, 28 



" " channel, 6, 93 



Calcareous breccia bowlders; Niggerheads, 27, 30 



11 " at base of Mt. Pleasant conglomerate, 58 



<k " described, 62 



•• " at base of Cherry Ridge conglomerate, 64 



" " as Cherry Ridge limestone, ... 65 



11 " as Great Rend limestone, . 91 



" " above Fall Creek conglomerate, (Harmony T.,) 98,100 



M " 2 miles above Montrose depot, (New Milford T.,) Ill 



u " three in one section, (O.ik ley Station, Brooklyn T.,) 124 



" " impure limestone in. (Oikley section, Harford T.,) 129 



" M on Herrick Centre road to Gibson T., 131 



M " on road from Smiley to Herrick Centre, 131 



'* " two layers in the Cherry Ridge ^roup, 131 



