Abstract:
The work consists of a study of the physical character of sands from different stratigraphical horizons of the Middle West... The Petrographic Analyses of the Heavy Mineral Content and the Shape and Surface Features of the Sands Considered in this Investigation. 1 Winnipeg Sandstone 2 Silurian Sandstone 3 Dakota Sandstone 4 Boissevain Sandstone 5 Estevan Sandstone 6 Beausejour Sandstone 7 Melbourne Sandstone 8 Smith Siding Sandstone 9 Grand Beach Sandstone ...
