AgateND
Bismark
Bismark is a documented mineral occurrence near ND. Reported specimens include Agate, Chalcedony, Silicified wood, Jasper. Verify land access and collecting rules before visiting.
View detailsAgate & Jasper rockhounding sites in North Dakota
Where to find agates and jasper in the U.S. — Lake Superior beaches, Ellensburg blue, Wyoming Sweetwater fields, Texas Terlingua, Mojave desert beds, and colorful chalcedony shorelines.
13 agate & jasper destinations in North Dakota.
Rockhounding sites in North Dakota — agate & jasper: 13 spots in our directory. Sort live from your phone with near me, or browse all U.S. agate & jasper rockhounding sites and the North Dakota state page.
Agate & Jasper collecting in North Dakota
Where to find agates and jasper in the U.S. — Lake Superior beaches, Ellensburg blue, Wyoming Sweetwater fields, Texas Terlingua, Mojave desert beds, and colorful chalcedony shorelines.
We currently document 13 agate & jasper collecting sites in North Dakota. Each listing includes original descriptions, visitor notes, and last-updated dates when available.
What to know before you collect
Agate & Jasper destinations in North Dakota vary widely in access, season, and legality. Some are official recreation areas; others are informal gravel bars. Read the access and safety sections on each listing — never assume collecting is allowed without checking current signage.
For trip planning beyond this filter, browse the full North Dakota state page, our guides, or use near me to sort by distance from your location.
What to pack for agate & jasper hunting
Gravel bars, desert washes, and dry lake beds — compared gear for agate and jasper field days.
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AgateND
Cannonball River
Cannonball River is a documented mineral occurrence near ND. Reported specimens include Agate, Chalcedony, Silicified wood, Jasper. Verify land access and collecting rules before visiting.
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Dickinson
Dickinson is a documented mineral occurrence near ND. Reported specimens include Agate, Chalcedony. Verify land access and collecting rules before visiting.
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Hettinger County
Hettinger County is a documented mineral occurrence near ND. Reported specimens include Agate, Chalcedony, Silicified wood, Jasper, Selenite crystals. Verify land access and collecting rules before visiting.
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Killdeer Mountains Agate
Killdeer Mountain area badlands and draws in western North Dakota yield agate and petrified wood on permitted lands.
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Little Missouri River
Little Missouri River is a documented mineral occurrence near ND. Reported specimens include Montana Moss Agate, Jasper, Agatized wood. Verify land access and collecting rules before visiting.
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Mandan
Mandan is a documented mineral occurrence near ND. Reported specimens include Agate, Chalcedony, Chert, Teredo petrified wood. Verify land access and collecting rules before visiting.
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Mckenzie County
McKenzie County is a documented mineral occurrence near ND. Reported specimens include Montana Moss Agate, Jasper, Silicified wood. Verify land access and collecting rules before visiting.
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Medora
Medora is a documented mineral occurrence near ND. Reported specimens include Agate, Chalcedony, Silicified wood, Concretions. Verify land access and collecting rules before visiting.
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Richardton
Richardton is a documented mineral occurrence near ND. Reported specimens include Agate, Chalcedony, Agatized wood, Jasper, Selenite crystals. Verify land access and collecting rules before visiting.
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Tappen
Tappen is a documented mineral occurrence near ND. Reported specimens include Agate, Chalcedony, Jasper, Fossils. Verify land access and collecting rules before visiting.
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Turtle Mountain Agate
Glacial deposits of the Turtle Mountains along the Manitoba border carry agate and jasper in forest road cuts and beaches.
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Williams County
Williams County is a documented mineral occurrence near ND. Reported specimens include Montana Moss Agate, Red Jasper, Yellow Jasper. Verify land access and collecting rules before visiting.
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