Lynch Knife River Flint Quarries
Approximate — check official site before visiting
Historic Native American flint quarry site east of Dunn Center off Hwy. 200. Native Americans camped and harvested Knife River Flint for tools and weapons for over 11,000 years — the flint was traded throughout the continent. Privately owned; visitors must call ahead to arrange access at 701-548-8175.
🪨 What You Can Find Here
📍 Nearby Locations in North Dakota
North Dakota Petrified Wood Beds
Amidon, North Dakota · Public Land
Slope County badlands for petrified wood and agate. The Little Missouri River gravels produce beautiful specimens.
North Dakota Carnotite Beds
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Carnotite-bearing sandstones and gravel pits in western North Dakota for agate, jasper, and unusual uranium-mineral specimens.
Hell Creek Formation (ND)
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World-famous dinosaur fossil beds of the Late Cretaceous Hell Creek Formation (67 million years old). T. rex, triceratops, Edmontosaurus, crocodiles, ...
Little Missouri River Agates
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River gravels and badlands exposures for agate, petrified wood, and chalcedony in the Little Missouri River valley.
Hell Creek Fossils LLC
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All-inclusive public dinosaur paleontology dig in the badlands of North Dakota near Marmarth. Participants work alongside paleontologists to discover,...
NDGS Public Fossil Digs (Friends of NDGS Paleo)
Bismarck / Pembina Gorge / Dickinson, North Dakota · Public Land
Public fossil dig program run by Friends of NDGS Paleo in partnership with the North Dakota Geological Survey. Three dig locations: Bismarck Area (Hel...
⛏️ Recommended Gear
Make the most of your visit to Lynch Knife River Flint Quarries with the right equipment.
Rock Hammer
The most essential rockhounding tool. Choose a hammer with both a flat striking face and a pointed pick end.
Typical: $25-45
Safety Glasses
Mandatory protective gear. Rock chips fly unpredictably when hammering.
Typical: $10-20
Chisel Set
Cold chisels in 3-4 sizes for precise extraction from matrix rock.
Typical: $15-30
Geologist's Pick
A heavier crack hammer for splitting hard rock. Essential for hard rock mining areas.
Typical: $35-60
Sifting Screen
Stackable mesh screens for sifting gravel and dirt. Essential for gem and fossil hunting.
Typical: $20-40
UV Flashlight
Long-wave UV light for finding fluorescent minerals and Yooperlites.
Typical: $15-35