Blue agate stone cut in half. Agate is formed by rhythmic deposition of silica, usually within amygdalar cavities of basalt rocks, or petrified (agati

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Blue agate stone cut in half. Agate is formed by rhythmic deposition of silica, usually within amygdalar cavities of basalt rocks, or petrified (agatized) woods.

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Size: 5184px × 3456px
Location: Costermano sul Garda
Photo credit: © Daniele De Vivo / Alamy / Afripics
License: Royalty Free
Model Released: No

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