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Old 10-03-2019, 11:56 PM
Rollin Karg Rollin Karg is offline
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Join Date: Apr 2002
Location: Kechi, KS
Posts: 922
Rollin Karg is on a distinguished road
A friend gave this to me last year. Consolidation has really changed this business.

Typical Levels of Iron in Commercially Available Sand
Wt % Fe2O3


Unimin (now Covia)

Oregon, IL. Glassil. 0.020 - 0.025
Camden, TN Glassil 0.010 - 0.01
Junction City, GA. Glassil. 0.010 - 0.020

Junction City, GA. Puresil. 0.005 - 0.010


U.S. Silica

Columbia, TN. 0.020 - 0.025
Ottawa, IL. 0.015 - 0.020
Milllcreek, OK. 0.025 - 0.030
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