You searched for: Publisher National Atlas of the United States Remove constraint Publisher: National Atlas of the United States Access Public Remove constraint Access: Public Data type Point Remove constraint Data type: Point Format Shapefile Remove constraint Format: Shapefile 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.