You searched for: Author Geological Survey (U.S.) Minerals Information Team Remove constraint Author: Geological Survey (U.S.) Minerals Information Team Subject Mines and mineral resources Remove constraint Subject: Mines and mineral resources Subject Aggregates (Building materials) Remove constraint Subject: Aggregates (Building materials) Place Georgia Remove constraint Place: Georgia Place Arizona Remove constraint Place: Arizona Year 2002 Remove constraint Year: 2002
2002. Geological Survey (U.S.) Minerals Information Team. This point shapefile includes sand and gravel operations in the United States. These data were obtained from information reported voluntarily to th... National Atlas of the United States.