Yellowstone River - Pelican Fishing Access: Montana Moss Agate & Petrified Wood Rockhounding in Sweet Grass County, Montana

Updated August 2026

Yellowstone River - Pelican Fishing Access is a mapped rockhounding spot in Sweet Grass County, Montana. Reported finds include montana moss agate, petrified wood, jasper, chalcedony. Below: coordinates, access notes, nearby spots, and trip-planning links.

Quick details

Access: Public area
County: Sweet Grass County
State: Montana
Nearest road: Greycliff Bridge
Postcode: 59033
Coordinates: 45.75797, -109.77079

Land & collecting status

Generally open to casual rockhounding

Most public-tagged spots sit on BLM, U.S. Forest Service, or other federal land where reasonable hand collecting of common rocks and minerals is allowed. Confirm posted rules and active mining claims before you dig.

Public-land rules vary by agency, season, and field office. The RockHoundR app pulls live BLM, USFS, NPS, and tribal overlays so you can see exactly which agency manages the ground at this spot.

Sources & verification

Spot details combine the public RockHoundR location dataset, normalized mineral labels, agency land-status checks in the app, and community submissions. Coordinates are approximate until verified in the field.

State guidance last verified: April 1, 2026

BLM Montana, Recreational mineral collecting
Montana Bureau of Mines and Geology
Gem Mountain Sapphire Mine (fee-dig operator)
Community submissions reviewed against published agency rules

Found at Yellowstone River - Pelican Fishing Access

Each chip opens all spots that produce that material; the encyclopedia link opens the full ID and field guide.

Nearby rockhounding spots

Other rockhounding spots within driving distance of Yellowstone River - Pelican Fishing Access.

Yellowstone River - Pelican Fishing Access FAQ

Where is Yellowstone River - Pelican Fishing Access?+

Yellowstone River - Pelican Fishing Access is in Sweet Grass County, Montana, at 45.75797, -109.77079. Nearest road: Greycliff Bridge.

What rocks and minerals can you find at Yellowstone River - Pelican Fishing Access?+

Yellowstone River - Pelican Fishing Access is reported to produce Montana Moss Agate, Petrified Wood, Jasper, Chalcedony.

Is collecting allowed at Yellowstone River - Pelican Fishing Access?+

Generally open to casual rockhounding. Most public-tagged spots sit on BLM, U.S. Forest Service, or other federal land where reasonable hand collecting of common rocks and minerals is allowed. Confirm posted rules and active mining claims before you dig. Always confirm current rules with the managing agency before a trip.

What tools should I bring to Yellowstone River - Pelican Fishing Access?+

A rock hammer, sturdy gloves, and a padded bag cover petrified wood hunting. Most pieces are surface float, so walking slopes and washes beats digging.

How do I get to Yellowstone River - Pelican Fishing Access?+

Open the directions link to navigate to 45.75797, -109.77079 in Google Maps. The nearest road is Greycliff Bridge.

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