Where to Find Chalcedony in North Dakota
North Dakota has 10 mapped collecting spots that report chalcedony, spread across 9 counties. The largest share sits in Stark County County with 2 spots. 10 of the spots are on land mapped as publicly accessible.
Map of 10 chalcedony collecting spots in North Dakota
Best counties for chalcedony in North Dakota
Ranked by the number of mapped chalcedony spots. County links open the full rockhounding page for that county.
- Stark County2 spots
- Billings County1 spot
- Burleigh County1 spot
- Hettinger County1 spot
- Kidder County1 spot
- McHenry County1 spot
- Morton County1 spot
- Rolette County1 spot
- Sioux County1 spot
Every chalcedony spot we track in North Dakota
Sorted by county. Coordinates open in Google Maps.
| Spot | County | Minerals | Coordinates | Access |
|---|---|---|---|---|
| MedoraI 94 | Billings County | 46.9233, -103.4921 | Public | |
| BismarkGallatin Loop | Burleigh County | 46.7597, -100.8355 | Public | |
| Hettinger CountyState Highway 8 | Hettinger County | 46.5117, -102.3170 | Public | |
| TappenHighway 10 | Kidder County | 46.8796, -99.4569 | Public | |
| Souris RiverRiver Road North | McHenry County | 48.1150, -100.8019 | Public | |
| MandanSunny Place South | Morton County |
| 46.8174, -100.9353 | Public |
| Turtle MountainBia 23 | Rolette County | 48.8155, -99.9217 | Public | |
| Cannonball River | Sioux County | 46.3596, -100.9431 | Public | |
| DickinsonLehigh Road | Stark County | 46.8706, -102.6924 | Public | |
| Richardton42nd Street Southwest | Stark County | 46.8031, -102.3097 | Public |
Before you go
Read the chalcedony identification guide so you know what a keeper looks like in the field: Chalcedony in the encyclopedia.
Chalcedony in North Dakota FAQ
Where can you find chalcedony in North Dakota?+
The mapped spots concentrate in Stark County County, Billings County County, and Burleigh County County. Every spot on this page appears on the map above with coordinates and access notes.
How many chalcedony spots are mapped in North Dakota?+
10 spots across 9 counties. The RockHoundR app keeps the same spots on an offline map with public land overlays, geology layers, and your saved finds.
Is it legal to collect chalcedony in North Dakota?+
Hand collecting of common rocks and minerals in small amounts for personal use is generally allowed on BLM and U.S. Forest Service land, with limits set by the local field office. National parks, most state parks, and tribal land are closed to collecting. 10 of the 10 mapped spots here sit on land marked public. Always confirm current rules with the managing agency before you dig.
Where else to find chalcedony
More minerals to hunt in North Dakota
Hunt chalcedony in North Dakota with the map in your pocket
RockHoundR puts these spots on an offline map with BLM and Forest Service overlays, geology layers, and a log for your finds.
