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Companies

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U.S. Silica Company

Essential Information

8490 Progress Dr., Ste. 300
Frederick, MD 21701

301-682-0600

Additional Information

Description: Producer of high-quality unground silica sand, ground and fine ground silica, including Sil-co-silĀ® and Min-u-silĀ®, calcined kaolin clay and aplite.

Website: http://www.ussilica.com/