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Unique Specimens

One-of-a-kind specimens sourced by Dr. Cotter, who has travelled to 50+ countries worldwide. 

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15 results
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Price
15 results
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Michigan Float Copper
$4,750.00
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Fragmental Flow Top w/ Copper
$1,350.00
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Ocean Jasper Sphere
$2,800.00
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Mining Artifact: Copper Crystals w/ Drill Scar
$13,500.00
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Copper Crystals
$15,000.00
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Custom Orders
$13,500.00
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Copper, Datolite & Silver Slab
$3,500.00
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Pink Patagonia Agate
$3,500.00
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Crazy Lace Agate Core
$1,750.00
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Crazy Lace Agate Core
$1,850.00
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Copper, Datolite & Silver
$4,500.00
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Copper Crystals
$11,750.00
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Copper-Silver Crystals
$18,500.00
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Copper-Silver
$7,500.00
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Michigan Native Copper Crystals
$4,800.00