14 ANNUAL REPORT 
Page 
Fern cinl ous mROcaeAg oe gat chet is fre tra tana re 69. 
Fire. Clays eek ln Pere cae eS Ce eee Pe Cae TET Sper ta ae 69° 
Low Gradev. Pine lay Savas sue in ys 8 eee TO ae Tae Ee ae Al 
Shales v.55 5 ccc eee eR a Ce kee RRR Ant ek ae gd 74 
Plastic eBricksClayseandmvVieatheredashalesnmenie nectar eee 79: 
Alluvials Claysy S56 5 Gee ee ORI ce CARS BA CRD USAT Ranta fd an nin eee aE 79: 
Glacial! s@lay sii t isiinye et ORM teal ous tet Oh Coe ce hee i Ctra ue ae Bee NRE 82° 
Sandstone: ‘and? "Sand! oacitecte Sasi oe ACO ChE eee pee 83 
|G ban er rE ere rue rterniite Ss A eke alate Nt Ae TAP A Madea OSS 85- 
CrystallinesCalctummGarbonatesn eee eer COW hig Se VM REOW Eee ue Sapte otis 
GhewDenserGhistenines Calcium Caybonateseeee eer enneeece 8d. 
Dense Dullsnon-Crystallinemleimeston cums rsee eer erie 86. 
Amopplrousm Cal citimin Cat bonatcaneeee ener ren trae tren 87 
The Lime Resources of Ohio Available for Portland Cement Manu- 
FACEUBED: ol ate cs Paice Reuse eee ONC SIA te Eye NECA net 88: 
Lower: Silurian; co ete ana sectmece sre sctce a ae cto tet Re te te 89 
Gin tO tars aaah yee ek re tet eae te tee ae ear eR eR Ror gae 89° 
GCG PMIFEEO US fe See eae re ee eet ae 90 
Meaixiville den it tui Re ae anne SpE IP arsine ni Bas an CE eR es SOR A ais 90- 
IMMERCTP g cocooac \iisiot Dus NOE Hea aca reyes) ae UM ara le ea nian al eaee ga cua URAL MN Ue eee 90- 
Partriarn’: SRG p< cnet ee arecses hate eae ie sear ney Shee Rear EO tam ae rae 91 
Ferriferous : iisc sat Mie seek ee a a En EE Ee 92° 
Lower “Kittanning: scrote. Marae cts crerrsnaatene scott pace crete oust cuabaie His bpetooreaseaee Oy 
Middle Kittanming tk See es oe ree ee ele eee orn ian 93 
|e =X 00 Hf HRS aE eta ee A Rae ee ta scart ey Mb ine AER Ue OS Bad ots, Brain. 93. 
CaM BTA eS Ae ae aoecaete eeve ven them anes rape tane cer aes loclawe cape tee eer pe nestle ayaa 93 
Crinord al is ee sca ka ae oetene eee Mele hate DV Re aeee ena a eee OM TET ee Pere eee 94. 
Pittsburg ose oe gers creche sare su eve aoe sO CRATE ee eek Rea ese: 94. 
| Ee ol RS RC en RR A AUER PR Ried at Bauer imme eeNmr ts Sha, MAL ad Allard, 90.- 
Travertine ve Ouse Pee meee eects reap neha cae teen eae ee eee 96 
Gables'of GAT alysesituscpace sts exccniels She rere Pa ese eter her eter mice: 97-100 
CHAPTER III 
ANALYSIS AND TESTING OF THE RAW MATERIALS 
General, i\Considerationsya) ieeae cece, EL Renee ey nierec here 101 
Rrospecting anda Samplingenn nema Gets oe rane eer are crs ao 102° 
Method¥or, OrallinosinaGlayaDepesitseee ee rerer nacre oeeeeren terete: 106. 
MoOpicsm ie waininationwo tn Geren tae late tials spinner hearin ner ener ear 111 
Cicmnical oxerbinasiom or INainirall IReZAMOlames., cacccccooocavooucdueondee 112° 
ANalysisOr MUnnace tSlagsee panic sor oie ele eer ance ae este reese rarer area 113 
IDYenreM Aes Or Selb oie Tha SIGS, bo 00ccobo00c ca g0n0u0000000 000000000 114 
lap evoabboehorone Gis INA (CSMSMSs 5565005000000 0600000 00000 000000000006 115. 
Complete sAnalysis ote Glave eee ee eee eerie Rar ie anes 117 
Rroximate on MineralwAnialysisnoim Clay Aerie eee: eee eee niet : 118° 
Mineral Analysis of Clay by Heating with Calcium Carbonate............ 120: 
Experimental Work in Demonstration of the Value of this Process.... 122 
Seva Hayes, Ghaval IRS DENENMIOIIG oo oood05bebu50000000005000000054p00000 00009 122° 
WW ib's hol eee Ear ene tm N Lee ein A eins Uae s danGGoadao.o aoo8 123. 
Bat rmin@ xis Ae ON Sela w sea AD ee ahha oho ea ee CL Ee arrears 124 
Analysis or Galcareous yMatentalstaa ieee eee Ce enorme cr 130: 
Exact Methodsoaiensisihsie sede i tien toate eecyu sarciaettrc teva aes Pesre nearest eye eeears 130 
Gila ee Ge ET TL EUR De UR CS aR aro cars 131. 
