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Often it forms with deep
75“ and weighs
date back to the Cretaceous
white-to-colorless orthorhombic polymorph of calcium carbonate often found in radiating
Often associated with truth
Bornite ”Peacock Ore” aluminum Often it forms with deepBornite is a copper iron sulfide mineral also known as peacock ore for its striking iridescent tarnish (blues, purples, reds) that develops on its fresh bronze brown surface as it oxidizes, making it an important copper ore, found in hydrothermal deposits, valued for copper extraction, and identified by its unique color change and metallic luster. This item is 2 x 2 and weighs 5 oz.
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