Rockhounding in Oregon

This Oregon guide centers four places with current public-agency support: Newport's agate beaches, Glass Buttes, the Oregon Sunstone Public Collection Area, and White Fir Springs. Together they cover agates, obsidian, sunstone, and thundereggs without relying on an old fee-dig listing.

Each land manager has its own rules. Oregon Parks manages the ocean shore, the BLM manages Glass Buttes and the public sunstone area, and the Forest Service manages White Fir Springs. Read the matching rule before you collect, even when a site is free.

Best Collecting Sites in Oregon

Oregon's collecting splits cleanly into two categories: coastal beach collecting (easy, free, no tools needed) and interior desert/ volcanic collecting (more planning, bigger rewards). Pick your style and plan accordingly.

Closed or changed locations

Richardson's Rock Ranch: the ranch's current official history page says its digging areas closed in 2019. Public digging is not available, so this guide does not list the ranch as a collecting site. Do not plan a seasonal fee-dig trip there.

Collecting by Region

Oregon Coast (Pacific Beaches)

Oregon's ocean shore between the vegetation line and extreme low tide is a public recreation area, but special habitat and safety restrictions can apply. The state geology agency names Agate Beach at Newport as a place where agatesand jasper occur.

The best beach collecting happens after winter storms, which churn up fresh material from offshore gravel deposits. Low tide is essential — it exposes the gravel beds where agates concentrate. Wet agates practically glow against darker sand, making them easy to spot.

Central Oregon (Ochoco National Forest)

White Fir Springs is the current named public thundereggdestination in this guide. It appears on the Forest Service's Central Oregon rockhounding map. Stay outside the nearby Mill Creek Wilderness, where collecting is not allowed.

The terrain is high desert — open, dry, and visually different from the green coast. Collecting here requires more planning than beach walking, but the material is exceptional.

Southeastern Oregon (Lake County High Desert)

The BLM identifies two public targets here: Oregon sunstone near Plush and obsidian at Glass Buttes. The marked Sunstone Public Collection Area has no collecting fee, while the BLM's regional guide names Glass Buttes as an area set aside for obsidian collecting.

This is remote country. The nearest town with services may be an hour or more away. Plan for full-day trips with all supplies.

What You Can Find in Oregon

• Agate — Oregon's most accessible collecting target. Found on nearly every beach on the coast, plus interior volcanic deposits. Oregon agates range from classic banded material to rare plume and iris varieties.
• Thunder Eggs — Oregon's state rock. Volcanic nodules filled with agate, jasper, or opal. Central Oregon around Madras is the epicenter, but they're found across the state's volcanic terrain.
• Sunstone— Oregon's state gem. Gem-quality labradorite feldspar with copper inclusions that create aventurescence. Found only in Lake County in commercially significant quantities. Colors range from clear to red, green, and bi-colored.
• Jasper — Found across Oregon in both coastal and interior settings. Oregon jasper is known for its variety — picture jasper, biggs jasper, and Willow Creek jasper are all Oregon specialties prized by lapidary artists.
• Obsidian — Glass Buttes in Lake County is one of the premier obsidian collecting sites in the US. Multiple flows produce rainbow, mahogany, silver sheen, and midnight lace varieties.
• Petrified Wood — Found in both coastal and interior deposits. Oregon's volcanic history created excellent preservation conditions.

Oregon Rockhounding Rules, Permits & Legality

Oregon is one of the more collector-friendly states, but the rules still vary by land type:

For the broader legal framework, read Where Can You Legally Go Rockhounding?

Best Time to Go Rockhounding in Oregon

• Coast — November through March: Winter storms move fresh material onto the beaches. This is peak agate season. Dress for rain and wind — this is not summer beach weather.
• Coast — Summer: Easier weather but less productive for agates. Good for casual collecting combined with a vacation.
• Central Oregon — May through October: White Fir Springs and its forest-road approach are generally easiest in the dry months. Check current road, closure, and fire notices.
• Southeastern Oregon — May through October: The sunstone area and Glass Buttes are best in dry, warm months. Roads can be impassable in winter and spring mud season.
• After rain (anywhere inland): Rain exposes fresh material on the surface and makes agates and jasper easier to spot.

Recommended Gear

What you need depends on the type of collecting:

• Beach collecting:Waterproof boots, rain jacket, mesh bag for finds, and a spray bottle to wet rocks for identification. No tools needed — it's all surface collecting.
• Thunder egg digging: A pick or mattock for prying eggs from the matrix, a bucket, gloves, and eye protection. At White Fir Springs, follow current Forest Service rules and closure notices.
• Sunstone collecting: A screen or sieve for classifying soil, a small digging tool, containers for gems, and full sun protection. Bring all water — there is none at the BLM collecting area.
• Desert/obsidian collecting: Thick gloves (obsidian edges are razor-sharp), padding for specimens, sturdy shoes, water, and GPS/offline maps.

See our full field kit guide for a complete gear breakdown.

Safety Tips

• Ocean safety. Sneaker waves are a serious hazard on the Oregon coast. Never turn your back on the ocean. Watch for incoming surges, especially on gravel beaches.
• Remote desert travel. Southeastern Oregon is genuinely remote. No cell service, no fuel, no water for long stretches. Carry everything you need and leave a trip plan with someone.
• Road conditions. Many interior collecting areas are on unpaved roads that become impassable in wet conditions. Check road status before committing, especially in spring.
• Obsidian handling. Obsidian is volcanic glass with edges sharper than surgical steel. Always wear gloves when handling or packing obsidian specimens.
• Weather changes. Oregon weather shifts fast, especially on the coast and in the mountains. Layer your clothing and carry rain gear even when the forecast looks clear.

Common Mistakes

• Going to the coast at high tide. The gravel beds where agates concentrate are only exposed at low tide. Check tide tables before you go — a high-tide trip is a wasted trip.
• Expecting thunder eggs to look impressive on the outside.Thunder eggs look like plain round rocks until you cut them open. Don't judge by the exterior.
• Underestimating distances in eastern Oregon. The Sunstone Public Collection Area and Glass Buttes are far from services, and White Fir Springs requires forest-road travel. Carry an offline map and do not treat them as quick trips from Portland.
• Skipping tide timing for beach collecting. Oregon coast agates are a timing game. Low tide + post-storm = productive. Any other combination = hit or miss.
• Collecting too much obsidian.At Glass Buttes, obsidian is everywhere. Beginners fill buckets and end up with 100 pounds of material they'll never use. Be selective — pick the best specimens and leave the rest.
• Trusting an old fee-dig listing.Older guides still describe Richardson's Rock Ranch as a public dig. Its official site says the digging areas closed in 2019.

FAQ

Questions about rockhounding in Oregon? Check below, or read our complete beginner's guide for general collecting advice.