Winona Mine Copper Ore Slab – Keweenaw MI Native Copper Specimen 8.6 oz
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Product details
| Management number | 41315690 | Release Date | 2026/01/20 | List Price | $20.99 | Model Number | 41315690 | ||
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| Category | |||||||||
Slab of copper ore straight from the Winona Mine in Michigan's Copper Country. Features stunning natural colors: rich green oxidation, reddish-brown copper tones, creamy white veins, and sparkling flecks in a basalt matrix. Old original label: "COPPER ORE Winona Mine Houghton C.,MI" – perfect provenance for serious collectors.
The Keweenaw Peninsula produced world-famous native copper.
| Category | Toys & Collectibles > Collectibles & Hobbies > Rocks, Fossils & Minerals |
|---|---|
| Size | N/A |
| Brand | None |
| Condition | Good |
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