Results: 1 - 6 of 6
Nov 30, 1979
Open File Report
… areas containing sand and gravel in the St. Paul area, and … 10,000,000 m 2 of sandy gravel, another, 29 km … over a million cubic metres of gravel. Two of these are terraces …
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 …
Dec 31, 1971
Earth Sciences Report
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, 1961
Earth Sciences Report
… or farm supplies from sand and gravel within glacial deposits, …