Title: Techniques for Assessing Sand and Gravel Resources in Glaciofluvial Deposits--An Example Using the Surficial Geologic Map of the Loudon Quadrangle (U.S. Geological Survey Professional Paper, 1627)
Description: "A method for estimating sand and gravel resources in glaciofluvial systems based on surficial mapping techniques and a Geographic Information System (GIS)."
Subjects: Sand, Gravel, Maps