Results: 1 - 7 of 7
Dec 31, 1979
Earth Sciences Report
… … The most important sources of gravel and sand in the Lethbridge … valley. These terraces contain gravel and gravelly sand, exposed … and silt overlying the sand and gravel. The largest of the alluvial …
Oct 16, 2005
Map
… Geological Survey sand and gravel geology and resource data … the areal extent of sand and gravel deposits with aggregate … the material (ratio of sand to gravel and amount of fines) in the …
Jun 07, 2017
Presentation
… with smaller amounts of sand and gravel; and, 2) underlying Upper …
Jul 28, 2009
Map
… the areal extent of sand and gravel deposits with aggregate … the material (ratio of sand to gravel and amount of fines) in the …
Jul 28, 2009
Map
… the areal extent of sand and gravel deposits with aggregate … the material (ratio of sand to gravel and amount of fines) in the …
Jul 28, 2009
Map
… the areal extent of sand and gravel deposits with aggregate … the material (ratio of sand to gravel and amount of fines) in the …
Dec 31, 1973
Earth Sciences Report