MARCH 27-29, 2020

John Wesley Powell River History Museum | Green River, UT

Pop-up Market

Pop-up Market

Vendors and artists from near and far will be selling mineral specimens, jewelry, polished stones, and much more at the Pop-up Market on Saturday. There will also be concessions and educational booths.

Vendor Application

Vending booths highlight local artisans and rock shops with a range of items for sale. Informational booths are those of an organization providing information and/or education to the public about geology or relevant to the mineral festival with no items for sale.
    • Marketplace takes place Saturday, April 6th from 9am – 4pm
    • Booth spaces are 10′ x 10′, please contact us in advance if more space is required
    • Outdoors at John Wesley Powell River History Museum, pop-up canopy recommended
    • Vendor is required to provide own tables/chairs/display
    • Electricity is not available
    • Collecting and filing sales tax is vendor’s responsibility

If you have additional questions about vending or hosting an informational booth please contact us at: info(at)

Field Trips

All field trips are FREE. Sign-ups are first come first serve. 

Sign up for field trips on Friday evening (before the lecture) or Saturday and Sunday mornings at the Information Booth set up outside the museum. Prepare to caravan to field trip sites in your own vehicle. Pack plenty of water and a sack lunch, and fill your gas tank ahead of time. The first field trip departs the museum on Saturday morning (time TBA soon). 

Fossil Point Dinosaur Graveyard
Saturday & Sunday (times TBA)
Capacity: 30

Join paleontologist Greg McDonald on a tour of Fossil Point, a site where boulders yield large dinosaur bones that date as far back as the Jurassic Era, 145 million years ago. This extraordinary site, very close to Green River, is home to large dinosaur vertebrae, leg bones, and fantastic views of the La Sal mountains.

Grassy Trail Creek Archaeological Site
Saturday (time TBA)
Capacity: TBA

Join Dr. Tim Riley as he explores the cultural landscape of Grassy Trail Creek. One of the major drainages along the Book Cliffs, Grassy Trail Creek has been called home by human communities for thousands of years. Visit a Fremont village site, learn about the radical labor disputes and martial law of the early 20th century, investigate the Sunnyside coal coking ovens used to fuel the steel industry, and wonder about the artists who made the rock art in this lesser known area of eastern Utah.

This field trip meets at the Junction of Hwy 6 & Route 123 (near East Carbon) at Xa/pm. Attendees should depart Green River by Xa/pm. Trip time from Route 123 turnoff is 3-4 hours. Round trip travel is ~120 miles. Accessible to all cars. Expect some dirt road driving and short hikes. Bring water, snacks, sun gear, and comfortable walking gear.

Dr. Tim Riley is the Curator of Archaeology at the Prehistoric Museum @Utah State University Eastern in Price, UT. Within the field of archaeology, his specialty is paleoethnobotany, or the study of past human use of plants for subsistence and other aspects of material culture.

Lodging & Directions


CNY – Canyonlands Field Airport – Moab, UT (34 mi)
GJT – Grand Junction Regional Airport, CO (102 mi)


Rent a van from Rabbit Rentals (South Broadway in Green River)


Greyhound stop from East and West


Amtrak Green River station (GRI) – California Zephyr line


Robber’s Roost Motel, River Terrace Inn, and Skyfall Guestrooms


Swasey’s Beach, Goblin Valley State Park, and Green River State Park