Mance: Quarry Industry of Southern Indiana 



51 



workings along the hillsides until the valley is practically sur- 

 rounded with workings. 



The Consolidated Stone Company's quarries are all located 

 along the northeast side of the ''hollow" and are very extensive. 

 Work had been done on three ledges, at the time of ni}^ visit, 

 and several more ledges were either in the process of opening or 

 were partly worked out. The amount of waste stone around the 

 openings tends to hamper the work, and at one point a very 



A view in the quarries at Dark Hollow, Ind. These quarries have been in opera- 

 tion a long time and a large quantity of waste stone has accumulated. 



large heap of waste that had been piled on the hillside was being 

 rehandled to make room for the opening of a new floor. It 

 would be good business policy for the company to install a cable- 

 way and stack the waste in the lower part of the valley. The 

 valuable stone is about 40 feet thick at this point, and the strip- 

 ping consists of about 10 feet of earth and about 8 to 12 feet 

 of Mitchell limestone. The stone ia removed in 5 channel cuts 

 on most of the floors, altho on one floor but 4 cuts were made 

 and about 35 feet of good stone was removed. The upper sur- 

 face of the Oolite is smooth and tha amount of tlie stone that must 



