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Dept. of Natural Resources Utilization Lab
Dept. of Natural Resources Utilization Lab
Dept. of Natural Resources Utilization Lab
Dept. of Natural Resources Utilization Lab
D. McGraw holding a potash sample
D. McGraw holding a potash sample
Prairie Salt Co. in Unity
Prairie Salt Co. in Unity
Prairie Salt Co. in Unity
Prairie Salt Co. in Unity
Prairie Salt Co. in Unity
Prairie Salt Co. in Unity
Prairie Salt Co. in Unity
Prairie Salt Co. in Unity
Western Potash Corp. Ltd.
Western Potash Corp. Ltd.
Strip mining coal near Estevan
Strip mining coal near Estevan
Strip mining coal south of Estevan
Strip mining coal south of Estevan
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