2455 Old Penitentiary Road

Boise, ID 83712 (Next to the Old Pen)

Current Hours

Hours: 12-5 Friday & Saturday; Sundays 12:30-3:30. CLOSED 9/5-9/7 due to an event at the Old Pen which will close off access to the museum.

Free Admission!

Tours and other programs available.

Special Events

  1. Events
  2. Special Events

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Bruneau Fossil Reef Field Trip

Bruneau, Idaho

Investigate the geology of Fossil Reef and Horse Hill with guide Barb Beatty. This area is 80 miles from Boise and has a lot of fossils, petrified wood, and Moqui Balls. We will meet in the Albertson’s Shopping Center parking lot at 10am near McDonald’s Restaurant, 6574 S Federal Way. From here Barb will facilitate […]

$20

Reasons for Color of Minerals

Idaho Museum of Mining and Geology 2455 Old Penitentiary Road, Boise, ID, United States

Color is a predominate and easily observed feature of minerals. Most minerals can occur with a wide variety of colors. The color of a specific sample may be due to a variety of factors, such as chemical composition, arrangement of elements within the atomic framework, substitution of other chemical elements, and even defects in the […]

$5

Bruneau Woodpile Geologic Field Trip

This geologic field trip will be to the famous “Bruneau Woodpile” and is centered on collecting petrified wood and other fossils without any digging. We'll be carpooling from the Albertsons Parking Lot (near McDonalds but not at McDonalds) at 6574 S Federal Way and Hwy 21 at 9:45 AM. We will spend ~2 hours exploring […]

$20

STEAM Morning at the Museum

Idaho Museum of Mining and Geology 2455 Old Penitentiary Road, Boise, ID, United States

Explore & Discover at the Museum! Join us for an exciting, hands-on event designed for individual participants to explore the museum and engage with various STEAM stations. Perfect for learners of all ages, this event features activities in Science, Technology, Engineering, Art, and Math! https://www.eventbrite.com/e/steam-morning-at-the-museum-tickets-1310652921169?aff=oddtdtcreator Please contact education@idahomuseum.org if you have questions. Spread the word! […]

$3.00

Shoofly Oolites-Landscape of Mars

Bruneau, Idaho

Join Steven Sawyer for a popular field trip to the Shoofly Oolites, one of the largest outcrops of Oolites in North America—located 70 miles from Boise near Grand View. We will meet near the McDonald's, 6574 S Federal Way (Albertsons Shopping Center) near the intersection of I-84 and Hwy 21 at 10 am. Home early […]

$20

Lecture: Willow Creek Jasper Mine and other Geologic Field Trips

Idaho Museum of Mining and Geology 2455 Old Penitentiary Road, Boise, ID, United States

This 1pm presentation is designed for folks who enjoy rocks, minerals, fossils and petrified wood. Steve Schaps and mine owner, Larry Ridley, will begin with a discussion of the Willow Creek Jasper mine in Eagle. The Idaho Museum of Mining and Geology (IMMG) is planning field trips to the Willow Creek Jasper mine all summer, […]

$5

Lecture: Willow Creek Jasper Mine and other Geologic Field Trips

Idaho Museum of Mining and Geology 2455 Old Penitentiary Road, Boise, ID, United States

This 2:30pm presentation a repeat of the 1pm lecture and is designed for folks who enjoy rocks, minerals, fossils and petrified wood. Steve Schaps and mine owner, Larry Ridley, will begin with a discussion of the Willow Creek Jasper mine in Eagle. The Idaho Museum of Mining and Geology (IMMG) is planning field trips to […]

$5

Idaho Gives, April 28-midnight May 1

Idaho Museum of Mining and Geology 2455 Old Penitentiary Road, Boise, ID, United States

Idaho Gives runs from April 28 – midnight May 1, with early donating beginning on April 14.  Please mark your calendar. This year our goal is to raise $12,500. The Idaho Museum of Mining and Geology (IMMG) is presenting a $3000 Match. That should help get our campaign going. Any amount you donate is appreciated. […]

Placerville or Bust!

Idaho Museum of Mining and Geology 2455 Old Penitentiary Road, Boise, ID, United States

Bucky Snyder, Mayor of Placerville, will begin with a presentation on the history of Placerville, held in the historic Masonic Hall. He will take guests to the Placerville Cemetery where his granddad is buried, tour the historic Placerville museum and, if available, take guests into an historic home. Depending on time and weather, Bucky will […]

$20

Mineral Identification

Idaho Museum of Mining and Geology 2455 Old Penitentiary Road, Boise, ID, United States

Need help identifying rocks you’ve found or purchased? Coyote Short, Professional Geologist, can identify rocks, minerals, fossils and Native American artifacts. Bring in your specimens and she will help you identify them. Plus, you’ll learn steps to identifying rocks and minerals. 1pm, Idaho Museum of Mining and Geology, 2455 Old Penitentiary Rd, $5-General, Free for […]

$5