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Ships within 48 hours · Estimated delivery Oct 26 - Oct 31
Reserve from the case
Ships within 48 hours · Estimated delivery Oct 26 - Oct 31
The color is attributed to natural radiation that activates color centers around aluminum impurities within the quartz crystal lattice
or with vein minerals like quartz
a member of the silicate group and found in igneous and metamorphic environments
but sometimes contain red
Iridescent Ammonite - A Snakeskin Agate The color is attributed toAmmonites were ocean dwelling mollusks that lived from the mid Devonian (388 million years ago) through the Cretaceous (66 million years ago). The iridescence is caused by the unique crystal structure in the layers of aragonite that make up the shell and how it reflects light. This ammonite is from Madagascar of the genus Cleoniceras. You will receive the exact item pictured Dimensions: 3. 5 L X 1 W X 2. 8 H inches Weight: 0. 39 lbs
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