CHALCOPYRITE ON SPHALERITE ROCK STONE LAPIDARY SPECIMENCol. Christie Hatman Auctioneers4.4(471)See Sold PriceJan 29, 2026
SoldIridescent Native Copper Michigan Specimen231 grams. 3 5/8" by 2 1/4" by 1 3/8". Provenance: From the Estate of Kitty's Copper Shop Butte Montana.See Sold Price
SoldNative Copper Michigan Specimen318 grams. 7" by 4" by 1 1/2" Provenance: From the Estate of Kitty's Copper Shop Butte Montana.See Sold Price
SoldNative Copper in Calcite Michigan Specimen64 grams. 1 7/8" by 1 1/2" by 1 3/8". Provenance: From the Estate of Kitty's Copper Shop Butte Montana.See Sold Price
SoldNative Copper on Calcite Michigan Specimen4" by 2 3/4" by 2 1/4". 420 grams. Provenance: From the Estate of Kitty's Copper Shop Butte Montana.See Sold Price
SoldMichigan Native Copper in Quartz Specimen71.99 grams. 2" by 1 1/2" by 1 1/4" Provenance: From the Estate of Kitty's Copper Shop Butte Montana.See Sold Price
SoldLarge Natural Michigan Native Copper Mineral 124 grams.Measures: 3" x 3" x 1" Amazing natural copper specimen from Michigan's Keweenaw Peninsula. Gorgeous natural specimen from a lifelong Mineral CollectorSee Sold Price
SoldCalumet, Michigan Copper Ore Specimens [199406]Two large hand specimens of copper in a breccia and two large hand specimens of native copper. Largest is 6 x 6 x 4"^Date: Country (if not USA): State: MichiganCity: CalumetProvenance: Homestake MineSee Sold Price
SoldCopper SpecimenNative vein copper with basalt. Michigan, USA. 57.4 Grams. Approximately 75mm X 40mm X 20mm.See Sold Price
SoldNatural History - Copper in Matrix SpecimenAn unusual specimen of native copper in matrix from Michigan, USA, with a sawn and polished face exposing the copper, coated with an acrilic to prevent oxidation of the copper. Found Michigan, USA; frSee Sold Price
SoldNative Copper SpecimenNative vein copper with basalt. Michigan, USA. 71.5 Grams. Approximately 55mm X 45mm X 25mm.See Sold Price
SoldCopper SpecimenNative vein copper with basalt. Michigan, USA. 121 Grams. Approximately 60mm X 50mm X 30mm.See Sold Price
SoldMineral SpecimensMineral specimans (7) - Kyanite.xls/in matrix blue 6.8g (Arusha region), Boleite.xl/cumengite 0.6g (Santa Rosalia, Mexico), Copper.var.native 3.1g (Keweenaw, Michigan), Pyrargyrite.xl/twinned 16.9g (CSee Sold Price
SoldLARGE NATIVE COPPER SPECIMENLarge native copper specimen, possible origin Utah Tintic mine, having a smooth flattened profile and verdigris oxidization. Approximate Dimensions: h. 3.70", w. 16", d. 14".See Sold Price
SoldCalcite with Copper Michigan Specimen121 grams. 2 3/4" by 1 3/4" by 1 3/4". Provenance: From the Estate of Kitty's Copper Shop Butte Montana.See Sold Price
SoldNative Copper Specimen Queensland AustraliaMeasures 3" by 1 3/4" by 1 1/2". 75 gramsSee Sold Price
SoldNative Copper Specimen Queensland AustraliaMeasures 3 3/4" by 2 1/2" by 2". 111 gramsSee Sold Price
SoldNative Copper Specimen Queensland AustraliaMeasures 4 1/4" by 2 3/4" by 1". 136 gramsSee Sold Price
SoldNative Copper Crystal Tower SpecimenCentennial Mine, Centennial Heights. Natural copper tower specimen with crystals reaching out up and up in all direction. A delicate and fine example for any beginner collector. Size 2 1/2" HCalumet TSee Sold Price
![Calumet, Michigan Copper Ore Specimens [199406] (1 of 2)](https://p1.liveauctioneers.com/2699/382874/211783753_1_x.jpg?height=282&quality=70&sharpen=true&version=1753477311)
