The Ohio History Center in Columbus, Ohio includes a display of minerals. There are more than 2,000 minerals which may occur as pure deposits or as the building blocks of rocks. Minerals are inorganic and have characteristic chemical and physical properties.
Museums 101: Some Minerals (Photo Diary)
Northwest Mineral Gallery: Some Oregon Minerals (Photo Diary)
Agate Gallery: Some Mexican Agates (Photo Diary)
Rock Museum: Some Chinese Minerals (Photo Diary)
Northwest Mineral Gallery: Pyrite (Photo Diary)
Mineral Museum: Copper Minerals (photo diary)
Mineral Museum: The Thompson Collection of World Minerals (Photo Diary)
Stevensville Historical Society: A collection of minerals (photo diary)