Oglala National Grassland Rockhounding

Fairburn Agate

Also found at:

• No other locations listed yet

Jasper

Opaque, fine-grained chalcedony prized for its rich earthy colors and patterns. Oregon, Washington, Idaho, and Alabama produce exceptional jasper varieties.

Also found at:

• Black Warrior River Sites
• Lyman Orchards Gem Mining
• Pepper Creek

Chalcedony

Microcrystalline quartz found in many varieties including agate, jasper, and petrified wood. Widespread throughout the US in volcanic and sedimentary rocks.

Also found at:

• Black Warrior River Sites
• Saddle Mountain
• Opal Basin

Petrified Wood

Also found at:

• Fort Wayne Maumee River Gravels
• PaleoAdventures Dinosaur Dig

Agatized Wood

Also found at:

• No other locations listed yet

Caldwell Bluff Petrified Wood

Caldwell, Nebraska · Public Land

Bluff exposures in north-central Nebraska for petrified wood and agate in the Ash Hollow Formation.

Nebraska Fossil Hills (Agate Fossil Beds NM)

Harrison, Nebraska · National Park

Agate Fossil Beds National Monument. 20-million-year-old mammal fossils. Collecting prohibited but the museum and trails are excellent. Adjacent publi...

Ashfall Fossil Beds State Park

Royal, Nebraska · State Park

Remarkably preserved Miocene fossil site. Ancient rhinos, horses, and camels preserved by volcanic ash. Active dig site with museum.

Nebraska River Gravel Pits

Scottsbluff, Nebraska · Public Land

Platte River and Niobrara River gravels produce prairie agates, chalcedony, and petrified wood. Good after rain when fresh material is exposed.

Roca Mining Company

Roca, Nebraska · Fee Dig

Interactive sluice mining attraction at Roca Berry Farm where young explorers can mine for real treasures using a hands-on water wheel sluicing system...

Camp A Way Gem Mining

Lincoln, Nebraska · Fee Dig

Campground in Lincoln, NE offering gem mining as a scheduled activity for guests. Features a water sluice where visitors can pan for gemstones. Also o...