Buffalo Gap National Grassland — Rock / Agate / Fossil Context
Fairburn agate, prairie agate, jasper, chalcedony, petrified wood and fossil context
Core atlasSOUTH DAKOTA LOCAL FIELD REGION
Feldspar, rose quartz and rare-mineral history, much of it privately claimed.
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.
The records below may represent collecting sites, managed programs, protected resources or research-only geology. Their individual status is more important than proximity.
Fairburn agate, prairie agate, jasper, chalcedony, petrified wood and fossil 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 ResearchBeryllium
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchBeryllium
USGS ResearchBeryllium
USGS ResearchBeryllium
USGS ResearchTin
USGS ResearchGold, Silver, Tungsten
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchBeryllium
USGS ResearchMineral resource occurrence
USGS ResearchTin
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchBeryllium
USGS ResearchGold, Silver
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 ResearchTin
USGS ResearchBeryllium
USGS ResearchMineral resource occurrence
USGS ResearchTungsten
USGS ResearchBeryllium
USGS ResearchBeryllium
USGS ResearchMineral resource occurrence
USGS ResearchBeryllium
USGS ResearchMineral resource occurrence
USGS ResearchBeryllium
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchGold
USGS Research