Geological Survey of Canada, Natural Resources Canada, Calgary T2L 2A7, Canada;
Saskatchewan Geological Survey, Saskatchewan Ministry of the Energy and Resources, Regina S4N 4G3, Canada;
Geological Survey of Canada, Natural Resources Canada, Calgary T2L 2A7, Canada;
Saskatchewan Geological Survey, Saskatchewan Ministry of the Energy and Resources, Regina S4N 4G3, Canada;
Geological Survey of Canada, Natural Resources Canada, Calgary T2L 2A7, Canada;
Geological Survey of Canada, Natural Resources Canada, Calgary T2L 2A7, Canada;
Saskatchewan Geological Survey, Saskatchewan Ministry of the Energy and Resources, Regina S4N 4G3, Canada;