Rockhounding in Grant County, Washington
2 mapped rockhounding spots in Grant County. Most commonly produces opalized wood.
Map showing 2 rockhounding spots in Grant County, Washington
Minerals reported in Grant County
Spots in Grant County
| Spot | Minerals | Coordinates | Access |
|---|---|---|---|
| Grand CouleeAlcan Road Northeast | 47.9297, -119.0072 | Public | |
| Mattawa | 46.7747, -119.8489 | Public |
Neighboring counties in Washington
Adjacent rockhounding counties, ranked by how close their centroids sit to Grant County. A natural extension if Grant County is already on your trip plan.
- Douglas County~31 mi4 spotsTop: Common Opal, Gold, Jadeite
- Kittitas County~54 mi8 spotsTop: Agate, Opalized Wood, Petrified Wood
- Yakima County~70 mi3 spotsTop: Opalized Wood, Petrified Wood, Gold
- Okanogan County~94 mi6 spotsTop: Gold, Quartz, Blue Corundum
- Spokane County~102 mi4 spotsTop: Autunite, Cassiterite, Garnet
- King County~102 mi4 spotsTop: Amber, Amethyst, Calcite
Grant County FAQ
Where can I rockhound in Grant County, Washington?+
RockHoundR tracks 2 rockhounding spots in Grant County. Each entry below has coordinates, mineral notes, and access type. Always confirm local rules before collecting.
What rocks and minerals are common in Grant County?+
Spots in Grant County most often produce Opalized Wood. Individual spots can vary widely.
Are these Grant County rockhounding spots on public land?+
Most spots in this list are tagged public, but access can change with seasons, claims, and local closures. Always verify before driving out — links in the app open the right BLM, USFS, or county pages.
Plan a Grant County rockhounding trip
Open RockHoundR to see these spots on the map alongside land overlays, weather, geology, and your saved finds.
