Buffalo Gap National Grassland — Rock / Agate / Fossil Context
Fairburn agate, prairie agate, jasper, chalcedony, petrified wood and fossil context
Core atlasSOUTH DAKOTA CITY ROCKHOUNDING HUB
Buffalo Gap grassland rock collecting contexts and southern Black Hills geology.
LOCAL INTERACTIVE MAP
Explore nearby South Dakota 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.
This hub uses Hot Springs as a geographic base, while the material mix is calculated from the records actually mapped around it.
Records are ordered by evidence status first, then distance. Open the detailed guide before treating any pin as a trip destination.
Fairburn agate, prairie agate, jasper, chalcedony, petrified wood and fossil context
Core atlascommon invertebrate/plant fossils and petrified wood context
Core atlasrocks, minerals, pegmatite material and limited personal-use specimens
Core atlasMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchBeryllium
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchBeryllium
USGS ResearchMineral resource occurrence
USGS ResearchBeryllium
USGS ResearchMineral resource occurrence
USGS ResearchBeryllium
USGS ResearchMineral resource occurrence
USGS ResearchMolybdenum, Uranium
USGS ResearchBeryllium
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchBeryllium
USGS ResearchMineral resource occurrence
USGS ResearchBeryllium
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchBeryllium
USGS ResearchBeryllium
USGS ResearchMineral resource occurrence
USGS ResearchBeryllium
USGS ResearchBeryllium
USGS ResearchBeryllium
USGS ResearchMineral resource occurrence
USGS Research