{"product_id":"tano-goethite-toscana-0","title":"GOETHITE – Iridescent Mammillary Crystals, Rio Marina, Elba Island, Italy","description":"\u003cp\u003eA striking specimen of Goethite from the historic iron mines of Rio Marina, Elba Island, showing a well-balanced mammillary (botryoidal) crystallization with a strong metallic sheen. The surface displays vivid iridescent flashes of green, blue, purple and gold that shift with the viewing angle, adding remarkable aesthetic and mineralogical value to this piece from a now depleted mining district.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eMineral Data:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 58 x 52 x 31 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 113 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProvenance:\u003c\/strong\u003e Rio Marina, Rio, Elba Island, Livorno Province, Tuscany, Italy\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ITALMINERAL","offers":[{"title":"Default Title","offer_id":45737248784493,"sku":null,"price":69.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/8027\/6333\/files\/IMG20260719140332.jpg?v=1788063502","url":"https:\/\/www.italmineral.com\/products\/tano-goethite-toscana-0","provider":"ITALMINERAL","version":"1.0","type":"link"}