\ v 
KNOX COUNTY. 330 
GENERAL SECTION OF THE Rocks or KNox Country. 
Fr. 
Covered debris of cherty limestone .........--....----.-.--.--00- yee Toss 
i : P Bench and springs, coal horizon. 
ed ea 
SSNOSbON OM renwee se aertvse ye loli aki Ayes Rely ae at at tena ele pal eal 40 
Pe MO OMTSECONSIOMEPALO ase iae e icy. eles etic Aden eee ee Meine emmy aete bee $to 13 
oe PLEO st lar wabead odisAands com Onesie cee ameter ee ae eee ae Stony 4 
23 (COAT ee ood), RABE ASEH GalshG A see iss ACS aIGRU gene yes Eins ie ae ee ILI my 13 to 2 
45 
#| Coal, outcrop, and fire-clay. 
Shalygsandstone ysis eye see ee Ne RTE her heey YO a 30 
Blackashal openee anche ute dyn uras eve aun: LoS nH ey slob hues - 10 
ix Coal, outcrop, and fire-clay. 
= Sam ciygs bal oP U eee eis ees tem pe ee ae MIs ci VEW crates RUT CSC Te yal) MMLC ee 10 
Be! (CO OTE: so oo hagé oa oneonbegounabeodoQqonsbaouedenadesonebbone 0 to 15 
Woal Measures tyre te sateen es nitat see iste ey en ne 255 to 272 
Olivershales) Ohm Wie Vick) Verse sales isevelae torent jis lci pisses rear 200 to 250 
Waverly Conglomerate: sss aren cael mashinw us WN ceeueaiiin eM 50 to 100 
Waverly Conglomerate, with bands of argillaceous shale........-. . 30 
Fine grained micaceous sandstone. ........-....--..--.-------2.-- 13 
Argillaceous shales, with siliclous-bands ...2........2.......-.... 412 
| Fine bluish sandstone, upper part with bands of shale, lower with 
CCEA POON GS). cosconsnacos sans aosenscocogbsudodasonoseacaeouos 22 
Argillaceous shales, with silicious bands................22..2.... 125 
Very fine blue sandstone, with argillaceous bands—local......... 20 
Argillaceous shale. with hard blue silicious bands................ 115 
Fine dark sandstone. lighter at bottom.-...-.-...-............... 84 
Red or chocolate shales, with blue argillaceous bands at bottom.. 62 
: 726 
Blue argillaceous shales. with hard silicions bands—Erie......... _ 539 
Huron sha.e. 
Total thickness of rocks 6 dlompenietratedsss. ss osacenecaiseen 1527 
Interval between coal-measnres and Huron shales....... AAA AS 1265 
