{"product_id":"copper-5","title":"Copper","description":"\u003cp\u003eQuincy Mine, Keweenaw Penn.,\u003c\/p\u003e\n\u003cp\u003eHoughton Co., Michigan,\u003c\/p\u003e\n\u003cp\u003eUSA\u003c\/p\u003e\n\u003cp\u003e8x3x6cm\u003c\/p\u003eNative copper specimen from the legendary Quincy Mine in Michigan's Keweenaw Peninsula. This classic American locality is renowned for producing some of the finest copper crystals and masses in the world. The specimen measures 8x3x6 cm and showcases the rich, warm metallic luster characteristic of premium Keweenaw copper.\n\nThe Quincy Mine operated for over a century and remains a cornerstone reference for collectors seeking authentic, historically significant copper pieces. This specimen represents the geological heritage of one of North America's most productive copper districts.\n\nIdeal for mineral collectors, educators, and those drawn to the natural beauty and conductivity of native copper. A tangible connection to Michigan's mining legacy.","brand":"Sterling Mineral Imports","offers":[{"title":"Default Title","offer_id":48012308283613,"sku":"61","price":475.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0548\/9954\/0189\/files\/IMG-5123.heic?v=1781042751","url":"https:\/\/sterlingmineralimports.com\/products\/copper-5","provider":"Sterling Mineral Imports","version":"1.0","type":"link"}