One of the displays in the Mineral Museum on the campus of Montana Tech in Butte features polished specimens.
From the Mineral Museum in Butte:
Mineral Museum: Meteorites (Photo Diary)
Mineral Museum: Butte Minerals (Photo Diary)
Mineral Museum: Montana Minerals (Photo Diary)
Mineral Museum: Bisbee Copper Minerals (Photo Diary)
From the Los Angeles Museum of Natural History:
Museums 101: The Gem and Mineral Hall (Photo Diary)
Museums 101: South American Gems and Minerals (Photo Diary)
Museums 101: The Hixon Gem Vault (Photo Diary)
Museums 101: California Gems and Minerals (Photo Diary)
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