VIII REPORT OF STATE GEOLOGIST. 



I. GENERAL INTRODUCTION — Continued. PAGE, 



Competition with Iron 201 



Competition with Iron and Cement 201 



Form in Which the Laurel Limestone Usualh' Occurs 202 



Uses to Which tlie Laurel Limestone Is Put 203- 



Why.the Laurel Limestone is Especially l)seful for These Purposes. 204 



Purposes for Which the Laurel Limestone is Not Suitable 205 



The Use of Laurel Limestone for Fine Architectural Constructions. 205 



Methods of Quarrying in Use 20& 



II. A GENERAL ACCOUNT OF THE UPPER SILURIAN ROCKS IN THE COI-NTIES 



CONSIDERED IN THIS REPORT 207 



The Clinton Limestone 207 



The Osgood Beds 208 



The Laurel Beds ? 211 



The Waldron Shale 214 



The Louisville Limestone 214 



III. THE LOWER SILURIAN NEAR LAUREL AS A SOURCE OF CEMENT 216 



IV. SPECIAL DESCRIPTION OF THE MORE IMPORTANT LOCALITIES AND QUAR- 



RIES ■ 217 



Ripley County 218 



(a) Osgood 218 



Decatur County 219 



(b) Westport 219 



(c) Harris City . 224 



(d) New Point, St. ^Taurice and Northward 225 



(e) Sandusky and Flat Rock Exposures 227 



(/) St. Paul 230 



Shelby County 233 



(g) Waldron to Geneva 233 



Rush Couniy 235 



(h) Milroy 235 



Jennings County 236 



(0 Vernon 236 



Bartholomew County 238 



0' ) Little Sand Creek and Newbern 238 



(A) Hartsville and Vicinity 239 



Franklin County 241 



(0 Near Cave Hollow Falls 241 



(m) Buena Vista and Vicinity 242 



(n) Bull Town 242 



(o) Coal Pit Hollow and Derbyshire Fa]h 244 



(p) Branches of Little Sains Creek 245 



(f/) Dry Branch 250 



(r) Big Sains Creek and Branches 252 



Fayette County 253 



(s) Southern Part of the County 253 



(t) Fayette to Columbia and Northward 253 



(w) Vicinity of Longwood 254 



