Amethyst crystals. Amethyst is a violete quartz variety, violet or purple color is due to iron presence.

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Photo credit: © José María Barres Manuel / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: amatista, amethyst, close-, crystal, geology, horizontal, mineral, mineralogy, piezoelectric, quartz, sample, semiprecious, silicate, stone, violete