| Country of Origin | United States |
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Check the listing for details. Ultra-Rare Solid Bornite Specimen – Stunning Iridescent Museum Specimen. Condition: New, Made in United States. Listed at 695.00 USD. Hand-selected in 2025 from the active Tomboy Claim – a museum-worthy example of one of Colorado's most elusive and beautiful ore minerals. Weight: 43.3 grams. Size: approx. Highlight: Near-solid bornite with vivid natural peacock iridescence.