Strontianite crystals. Strontianite (strontium carbonate) derives from the aragonite group of minerals.

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

Keywords: big, black, blue, body, confuse, contrary, dactoloptena, defence, fin, fins, fish, fly, flying, gurnard, marine, mechanism, orientalis, red, specimen, spotted, umbrella, wing