American Colloid Company, Division of Minerals Technology, Inc. – BELLE/COLONY MINE

Bentonite mining and manufacturing.

Physical AddressMailing Address
10881 West Hwy 212 P.O. Box 2010
Belle Fourche, SD 57717Belle Fourche, SD 57717

(605) 892-7150 phone

(605) 892-3178 fax


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