Results: 1 - 5 of 5
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, 1968
Earth Sciences Report
… Formation are beds of marl, gravel, sand, and conglomerate. 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
Dec 31, 1960
Open File Report
… Channel, contains any sand and gravel suitable of producing about …