Lake Superior Agate Beds

Grand Marais, Minnesota
๐ŸŒ Land Type: Public Land
๐Ÿ’ฐ Fee: Free
Approximate โ€” check official site before visiting
๐Ÿ“… Season: May-October
๐Ÿ“Š Difficulty: easy

Lake Superior shoreline and gravel pits for the prized Lake Superior agate. These banded agates were distributed by glaciers across Minnesota.

๐ŸŒ Visit Official Site โ†’
Agates ๐Ÿชจ Rockhounding ๐Ÿ–๏ธ Beachcombing

๐Ÿชจ What You Can Find Here

Agates

Banded chalcedony prized for their colors and patterns. Lake Superior agates, Fairburn agates, and Montana moss agates are especially famous.

Also found at:

๐Ÿ“ Nearby Locations in Minnesota

Moose Lake Area Agates

Moose Lake, Minnesota ยท Public Land

Gravel pits and creek beds known for Lake Superior agates. The Moose Lake agate show is a major annual event. Agate Capital of Minnesota.

Agates

Thomsonite Beach

Grand Marais, Minnesota ยท Public Land

Beachcombing for thomsonite โ€” a zeolite mineral found in beach pebbles. Unique to Lake Superior's north shore.

Thomsonite

Jay Cooke State Park

Carlton, Minnesota ยท State Park

Located along the St. Louis River near Lake Superior. Known for agates, thomsonite, and other Lake Superior gemstones in river gravels and outcrops.

AgatesThomsoniteQuartz Crystals

โ›๏ธ Recommended Gear

Make the most of your visit to Lake Superior Agate Beds 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

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Safety Glasses

Mandatory protective gear. Rock chips fly unpredictably when hammering.

Typical: $10-20

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Chisel Set

Cold chisels in 3-4 sizes for precise extraction from matrix rock.

Typical: $15-30

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Geologist's Pick

A heavier crack hammer for splitting hard rock. Essential for hard rock mining areas.

Typical: $35-60

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Sifting Screen

Stackable mesh screens for sifting gravel and dirt. Essential for gem and fossil hunting.

Typical: $20-40

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UV Flashlight

Long-wave UV light for finding fluorescent minerals and Yooperlites.

Typical: $15-35

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