Large 4.8 lb Michigan Float Copper Specimen – Natural Window & Green Patina For Sale

This authentic Michigan float copper specimen weighs 4.8 pounds and features a naturally sculpted form with a striking open window near the top. The surface displays a beautiful mix of natural green patina with areas of deep reddish-purple cuprite, creating exceptional texture and color contrast from every angle.

Rather than being cleaned or polished, this piece retains its rugged character and geological history. It displays beautifully on a shelf, desk, or mineral cabinet and is equally suited for collectors of native copper, mineral specimens, or distinctive natural décor.

* Weight: 4.8 pounds

* Origin: Michigan, USA

* Natural opening through the specimen

* Attractive green patina with exposed cuprite

Each float copper specimen is one of a kind, and this piece has a silhouette and color combination that would be difficult to duplicate.