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.

Field Trips

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Willow Creek Jasper Mine Field trip

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

This field trip to a privately owned Jasper Mine is in your backyard. If you love adventure, a rough road, and discovering jasper in thunder eggs, this trip is for you. Read more about it here and sign up soon, tickets go quickly. The trip is limited to 25 People. IMMG MEMBERS and kids are […]

$20

Geology Hike to Eagle Rock

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

Eliza Schulz will meet hikers at 7:45am within steps of the IMMG in the Old Pen dirt parking lot near the Ridge to Rivers trail sign. She will lead you up the hillside at a relaxed pace. At various points she will talk about the features of the hillside, the type of rocks, how the […]

$5

Willow Creek Jasper Mine Field Trip

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

This field trip to a privately owned Jasper Mine is in your backyard. If you love adventure, a rough road, and discovering jasper in thunder eggs, this trip is for you. Read more about it here and sign up soon, tickets go quickly. The trip is limited to 25 People. Members of Idaho Museum and Geology […]

$20

Geology Hike to Eagle Rock

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

Eliza Schulz will meet hikers at 7:45am within steps of the IMMG in the Old Pen dirt parking lot near the Ridge to Rivers trail sign. She will lead you up the hillside at a relaxed pace. At various points she will talk about the features of the hillside, the type of rocks, how the […]

$5

Willow Creek Jasper Mine Field Trip

This Museum field will take you to a privately owned Jasper Mine in your own backyard. If you love adventure, a rough road, and discovering jasper in thunder eggs, this trip is for you. The trip is limited to 25. Members of the IMMG receive free admission. Non-member fee is $20 plus the Eventbrite fee. […]

$20

Willow Creek Jasper Mine Field Trip

This Museum field trip departs at 7:45am to a privately owned Jasper Mine in your own backyard. If you love adventure, a rough road, and discovering jasper in thunder eggs, this trip is for you. The trip is limited to 25. Members of the IMMG receive free admission. Non-member fee is $20 plus the Eventbrite […]

$20

Willow Creek Jasper Mine Field Trip

This Museum field trip meets at 7:45am for an 8am departure to a privately owned Jasper Mine in your own backyard. If you love adventure, a rough road, and discovering jasper in thunder eggs, this trip is for you. The trip is limited to 25. Members of the IMMG receive free admission. Non-member fee is […]

$20

Willow Creek Jasper Mine Field Trip

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

This Museum field trip meets at Little Gulch Parking area by 7:45 AM for an 8 AM departure to a privately owned Jasper Mine in your own backyard. If you love adventure, a rough road, and discovering jasper in thunder eggs, this trip is for you. The trip is limited to 25. Members of the […]

$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

Willow Creek Jasper Mine Field Trip

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

This Museum field trip meets at 7:45am for an 8am departure to a privately owned Jasper Mine in your own backyard. If you love adventure, a rough road, and discovering jasper in thunder eggs, this trip is for you. The trip is limited to 25. Members of the Museum receive free admission. Non-member fee is […]

$20