127 



TABLE II 



ROCK SALT 



ESTIMATED PRODUCTION BY STATES - 1953 - Short Tons 



Production. Value 



Equiva- 

 lent Ave . 

 space, thick- Acres Depth 

 Per acre- ness mined to 

 ton foov ' mined out^ ' salt 



Kansas 



534,658 2,194,751 $4.10 185 



Louisiana 1,338,997 



Michigan 1,000,000 



New York 1,200,000 



Texas 400,000 



462 



346 



414 



30 



10 



138 60 



25 



68 



1000 



1000 



700; 

 1500 



Utah 



5,000 



TOTALS 4,478,655 23,777,527 $5.34 1,547 



145 



'Specific gravity, 2.15; 134 lbs. per cu. ft.; 15 cu. ft. per ton; 

 2900 tons per acre-foot. 



' 'Assuming 50% or 60%, according to locality, left as pillars. 



