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
Grassland geological collecting context, with local USFS orders and fossil-type restrictions.
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 atlascommon invertebrate/plant fossils and petrified wood context
Core atlasrocks, minerals, pegmatite material and limited personal-use specimens
Core atlasFairburn agate, prairie agate, jasper and chalcedony
Core atlasMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchBeryllium
USGS ResearchLithium, Beryllium, Tin
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 Researchrose quartz and quartz pegmatites
Core atlasquartz, feldspar, mica, beryl, lithium minerals, tin and tungsten
Core atlasBeryllium
USGS ResearchBeryllium
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchGold, Silver, Lead, Zinc
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchBeryllium
USGS ResearchLithium, Beryllium
USGS ResearchMineral resource occurrence
USGS ResearchBeryllium, Tin
USGS ResearchBeryllium
USGS ResearchLithium, Beryllium
USGS ResearchMineral resource occurrence
USGS ResearchBeryllium
USGS ResearchTin
USGS ResearchBeryllium
USGS ResearchBeryllium
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMolybdenum, Uranium
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchBeryllium
USGS ResearchLithium, Beryllium
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS Research