Crowley Quarry — Rockhounding in Mercer County, North Dakota
Crowley Quarry is a mapped rockhounding spot in Mercer County, North Dakota. Reported finds include flint. Below: coordinates, access notes, nearby spots, and trip-planning links.
Map showing Crowley Quarry in Mercer County, North Dakota
Quick details
- Access
- Public area
- County
- Mercer County
- State
- North Dakota
- Nearest road
- County Road 26
- Postcode
- 58523
- Coordinates
- 47.33477, -101.80767
Land & collecting status
Generally open to casual rockhounding
Most public-tagged spots sit on BLM, U.S. Forest Service, or other federal land where reasonable hand collecting of common rocks and minerals is allowed. Confirm posted rules and active mining claims before you dig.
Public-land rules vary by agency, season, and field office. The RockHoundR app pulls live BLM, USFS, NPS, and tribal overlays so you can see exactly which agency manages the ground at this spot.
Sources & verification
Spot details combine the public RockHoundR location dataset, normalized mineral labels, agency land-status checks in the app, and community submissions. Coordinates are approximate until verified in the field.
Sources: RockHoundR public spot dataset, app land overlays, and local agency review before each trip.
Found at Crowley Quarry
Each chip opens all spots that produce that material; the encyclopedia link opens the full ID and field guide.
Nearby rockhounding spots
Other rockhounding spots within driving distance of Crowley Quarry.
- KilldeerMercer County, North Dakota · 17 mi awayKnife River Flint
- RichardtonStark County, North Dakota · 44 mi awayAgate, Chalcedony, Agatized Wood
- DickinsonStark County, North Dakota · 53 mi awayAgate, Chalcedony
- MandanMorton County, North Dakota · 54 mi awayAgate, Chalcedony, Chert
- BismarkBurleigh County, North Dakota · 61 mi awayAgate, Chalcedony, Silicified Wood
- Hettinger CountyHettinger County, North Dakota · 62 mi awayAgate, Chalcedony, Silicified Wood
- Souris RiverMcHenry County, North Dakota · 71 mi awayQuartz, Agate, Chalcedony
- Little Missouri RiverMcKenzie County, North Dakota · 78 mi awayMontana Moss Agate, Jasper, Agatized Wood
Crowley Quarry FAQ
Where is Crowley Quarry?+
What rocks and minerals can you find at Crowley Quarry?+
Is collecting allowed at Crowley Quarry?+
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More rockhounding in North Dakota
See all 20 North Dakota spots →Open Crowley Quarry on the map
Use the RockHoundR app for live land overlays, weather, geology, directions, and saved finds.
