Colorado Portland Cement quarry (10)

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Mine name Colorado Portland Cement quarry
State Colorado
County Fremont
Mineral Gypsum
Author Burchard, E.F.
Panorama of gypsum quarry of Colorado Portland Cement Company, Coaldale. Fremont County,  Colorado. n.d.
Caption Panorama of gypsum quarry of Colorado Portland Cement Company, Coaldale. Fremont County, Colorado. n.d.