Amethyst filled geode. Crystals of amethyst filling the void of a geode formed by layers of chalcedony. Amethyst is a violet coloured variety of quart

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Amethyst filled geode. Crystals of amethyst filling the void of a geode formed by layers of chalcedony. Amethyst is a violet coloured variety of quartz (silicon dioxide) that is often used in jewellery. This geode is roughly the size of a tennis ball.

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Size: 5331px × 3662px
Photo credit: © DIRK WIERSMA/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: -life, amethyst, background, black, crystal, crystallised, crystallography, crystals, cut, dioxide, earth, filled, gem, gemstone, geode, geographical, geography, geological, geology, host, internal, life, mineral, mineralised, mineralogy, minerals, ornate, polished, quartz, rock, rocks, sample, samples, science, section, silica, silicon, specimen, specimens