Dendritic crystals in chalcedony. Chalcedony (white) is a variety of the silicate mineral quartz that forms extremely small, fine crystals. It can occ

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Dendritic crystals in chalcedony. Chalcedony (white) is a variety of the silicate mineral quartz that forms extremely small, fine crystals. It can occur in a variety of colours. This sample has a delicate dendritic (branching) pattern caused by iron oxide (orange) mineral deposits. The sample measures 27 millimetres tall.

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Size: 3898px × 5268px
Photo credit: © DIRK WIERSMA/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: chalcedony, cryptocrystalline, crystal, crystals, dendrite, dendrites, dendritic, earth, geological, geology, iron, mineral, mineralogy, oxide, pattern, patterned, quartz, rock, science, stone, white