This necklace features a fossilized ammonite paired with polished turquoise. The ammonite is a spiral-shaped marine fossil, while turquoise is a hydrous phosphate of copper and aluminum (CuAl₆(PO₄)₄(OH)₈·4H₂O) known for its distinctive blue-green color.
Details:
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Material: Fossilized ammonite and natural turquoise pendant
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Appearance: Spiral ammonite fossil alongside vibrant blue-green turquoise, often with natural veining
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Formation: Ammonites formed in marine environments during the Mesozoic era; turquoise forms through the weathering and oxidation of copper deposits in arid environments
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Physical Properties: Turquoise hardness ~5–6; ammonite fossil varies depending on mineralization
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Educational Value: Combines paleontology and mineralogy, illustrating fossil preservation, phosphate mineral formation, and the role of copper in mineral coloration
This ammonite and turquoise necklace blends geological history with mineral science, offering both aesthetic appeal and educational value.
