Iris agate. Iris agates are those agates that have sufficiently fine bands or crystal structure to act as a diffraction grating, breaking light into i

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Iris agate. Iris agates are those agates that have sufficiently fine bands or crystal structure to act as a diffraction grating, breaking light into its component colours. Specimen from Rancho Coyamito, Chihuahua, Mexico.

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Size: 5125px × 3410px
Photo credit: © NATURAL HISTORY MUSEUM, LONDON/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

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