Oglala National Grassland Geology Research
agates, rocks, White River/Arikaree geology and fossil context
Core atlasNEBRASKA LOCAL FIELD REGION
Erosional formations and fossil-bearing strata; specific USDA Forest Service site rules apply.
LOCAL INTERACTIVE MAP
Explore nearby Nebraska records without leaving this hub. Status, coordinate precision and access evidence determine whether a pin is a realistic field destination.

Reference photograph used for rock and mineral identification. It is not from this exact location or a guarantee that collecting is permitted.
The records below may represent collecting sites, managed programs, protected resources or research-only geology. Their individual status is more important than proximity.
agates, rocks, White River/Arikaree geology and fossil context
Core atlasOligocene sedimentary rocks and vertebrate fossil context
Core atlasagate, jasper, chalcedony and mixed gravels
Core atlasMiocene sandstone, siltstone, ash and fossil context
Core atlasMineral resource occurrence
USGS Research