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The Maine Mineral & Gem Museum celebrates Earth and cultivates critical thinking through research, education, and dynamic exhibits – all designed to inspire curiosity about Maine’s geologic history and our planet’s place in the solar system.

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99 Main Street
Bethel, Maine 04217
info@mainemineralmuseum.org
207-824-3036

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Get the latest updates on MMGM’s special exhibits, upcoming events, and more.

Hours

Monday 10am-5pm
Tuesday closed
Wednesday 10am-5pm
Thursday 10am-5pm
Friday 10am-5pm
Saturday 10am-5pm
Sunday 11am-5pm
Final Admission Time 4pm

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©2026 Maine Mineral & Gem Museum Bethel, Maine

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