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2004 INDUSTRIAL MINERALS UNDERGROUND MINING ACTIVITIES - SUMMARY BY COUNTY

 

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Click on the map to see the distribution % Change Click on the map to see the distribution % Change
County Number of Operators Number of Mines Number of Employees Total Production (tons)
Armstrong 1 1 18 76,300
Butler 1 1 13 112,907
Centre 1 2 53 1,451,442
Fayette 2 3 101 4,246,206
Somerset 1 1 25 529,234
Westmoreland 1 2 78 2,609,815
York 1 1 26 688,210
Region Totals 8 11 314 9,714,114