| State | Idaho |
|---|---|
| Name | Alluvial deposits. |
| Geologic age | Quaternary |
| Lithologic constituents | Major
Unconsolidated > Fine-detrital > Silt (Alluvial, Terrace-stream, Colluvial, Glacial)
Unconsolidated > Coarse-detrital > Gravel (Alluvial, Terrace-stream, Colluvial, Glacial)
Unconsolidated > Coarse-detrital > Sand (Alluvial, Terrace-stream, Colluvial, Glacial)
|
| References | Lewis, Reed S., Link, Paul K., Stanford, Loudon R., and Long, Sean P., Geologic Map of Idaho, 2012, Idaho Geological Survey, Geologic Map 9 (M-9); Scale 1:500,000. |
| NGMDB product | |
| Counties | Ada - Adams - Bannock - Bear Lake - Benewah - Bingham - Blaine - Boise - Bonner - Bonneville - Boundary - Butte - Camas - Canyon - Caribou - Cassia - Clark - Clearwater - Custer - Elmore - Franklin - Fremont - Gem - Gooding - Idaho - Jefferson - Jerome - Kootenai - Latah - Lemhi - Lewis - Lincoln - Madison - Minidoka - Nez Perce - Oneida - Owyhee - Payette - Power - Shoshone - Teton - Twin Falls - Valley - Washington |