44 GEOLOGY OF OHIO. 
At Fredericktown, where the Middle Fork unites with the Little 
Beaver, he finds the following section (Q 2, p. 272) : 
1. Mahoning Sandstone—massive, pebbly..........csscssessscersseeenee BB 
2.%' Shales ian dwire-clayeeccescosvceececvoteces ee con sce eae ee Re saenecs 5 
3. Freeport Upper Limestone (White Limestone). ...........00c0+00 4 
A. OCH ery SHALES eis cececes scsi Jadue sed oumesaee cates eee oR ee een 40/ 
5. Bituminous Shales (Freeport Lower Coal)..........ccsccsesssseeess 10’ to 15’ 
,  OUIKEROYOE) OH TMEEEIN TS) EEVNCIETHODNG540000.00900001140000000000000000000000 000000 100/ 
ta JOrebearing ‘Shales=-dark ..:tiscie ean ctenisee coeseeeoe tenements eee 10’ 
Sip Kattanning Coal. cc cue dvaceeeteuee, Soece te seem ne eeneeeone: beceeds OY (Y/ 
(From Kittanning Coal to horizon of Upper Hisenott Coal, 1'70/.) 
One and a quarter miles above Fredericktown, a still clearer sec- 
tion was found. (Q 2, p. 274.) 
1. Mahoning Sandstone—massive...........ccccorscscecsce sovoveceies 600006 307 
Bs MIKC-ClAY:. code. kcneeescsasceeer eae eco neee ses yasebssncs soesbvaeqseeenaemen teats PO Be 
35) Hreeport Upper Limestone nc-cs-ce-sccesceceeeceeeee eee ieeer 2/ 
4; Shales, sandy \.cicsesisccecteweteShewcussucaastesesudes ernnccue mm eeaeeeneeten: 45/ 
b/ Breoport Lowen Coal: figmiin ua saree Meee 10” 8” 
6. Freeport Sandstone cccc.c.sccvossesscccess oceostccwencereemetetcsctercclse shes 85” 
Te! Concealed sti iste: Reteectuseteseccesee sheen tea see eee Ee eae 10’ 
toh dkGimanabbayes COLE ML, (FEMDNE e550. 545060000900000000000030000000000006 0000000000 p37 
Q,. Hire-Clayeic sce sacasasesicscuortewecuncuechecommaecase tees Seen man PAA 10’ 
10S Sandstonexandysandyashalesincsss.ccscmeceeseceeeseee cece 55 
11. Ferriferous Limestone, represented by dark, calcareous shale 
filledSwith fOSsilsses.s.cc.cccsccecslorcocsarcocntcence ace mecerceeseccnes 5/ 
(From Ferriferous Limestone to horizon of Upper Freeport Coal, 225 feet. 
From Kittanning Coal to Upper Freeport, 155 feet.) 
Another section was obtained 5 miles below Fredericktown, and 23 
miles from the Ohio (Q 2, p. 266.) 
1. Mahoning Sandstone—massive, conglomeritic. 
2. Freeport Upper Coal—irregular. 
3. Freeport Upper Limestone and Fire-clay ........c...sessseseeceeseeeeeees OY 
CIS ISONIC PE BOCHYZ, CEA F560500060000000000600000100000000009090008.000000.9000000000040005 35 
ay ETERDCTOND ALONE) SSPE c500 baco90 b9000000000G000 060600 000060 990800.058006060000000008000 10’ 
(Sh, LOH ere LI RE ey OOTAH CLO! 5400G0000940000000000000000000000900000900 400600 eestgcaeoseds 4 
(an bire-clay, andiShale—sandypessccscdeccecssscueneestececst(coecssecseesenascr ete: 67 
85) breeport Wower Mimestoness. cccccccccecedieccecccocvesescicccceceseasctoce 3 
9. Freeport Sandstone and sandy Shales ................ssesccccccrscecescecs 70/ 
10. Shales, dark, with plants ............... SO Ges dCOGOHDUSASBUOL xJOGCOGSS Neesenesss 5/ 
11. Darlington (Middle Kittanning) Coal................cesscecsreccsrseccecess 14-64 
12. Concealed) cA. occsecsoes eens rosicece cnc sieneeen sccccsuscesesainccesesos 257 
ie}, Uehara aes COLE Ee as cericcc0d0ud000d80000008 0000000000080000000060 4010000000000000 2’ 
(From Kittanning Coal to Upper Freeport Coal, 160 feet.) 
