Pyrite crystals. Close-up of twinned striated crystals of the mineral pyrite. Pyrite, or iron pyrite, is the most widespread sulphide mineral known. T

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Pyrite crystals. Close-up of twinned striated crystals of the mineral pyrite. Pyrite, or iron pyrite, is the most widespread sulphide mineral known. This specimen measures 80mm wide.

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Size: 5315px × 3543px
Photo credit: © DIRK WIERSMA/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

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