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Copper crystals, average size 2 cm across, 25 x 20 cm, Lake Superior, Michigan

http://lbry-web-002.amnh.org/san/35mm/K13824.jpg

K13824

Copper crystals, average size 2 cm across, 25 x 20 cm, Lake Superior, Michigan

Unknown

Slides

35mm

Copper

Lake Superior State Forest -- Mackinac county -- Michigan -- United States

American Museum of Natural History Research Library

Information on rights available at the repository.

American Museum of Natural History

Citation

Unknown (photographer), “Copper crystals, average size 2 cm across, 25 x 20 cm, Lake Superior, Michigan,” AMNH Research Library | Digital Special Collections, accessed August 7, 2020, https://lbry-web-007.amnh.org/digital/index.php/items/show/3667.