{"product_id":"clear-optical-calcite-cube-natural-iceland-spar-crystal-230g","title":"Clear Optical Calcite Cube | Natural Iceland Spar Crystal | 230g","description":"\u003cp\u003eBrilliant and captivating, this Clear Optical Calcite Cube showcases remarkable transparency accented by natural internal fractures that create flashes of rainbow light throughout the crystal. The geometric form highlights calcite's distinctive crystal structure while allowing light to pass through and reveal intricate patterns within.\u003c\/p\u003e\n\u003cp\u003eAlso known as Iceland Spar, optical calcite is prized for its exceptional clarity and naturally occurring optical properties. Every angle reveals new details, from shimmering internal rainbows to delicate crystal textures formed through natural mineral growth.\u003c\/p\u003e\n\u003cp\u003eIts clean, luminous appearance makes this specimen a striking display piece for crystal collections, desks, shelves, and decorative spaces. The combination of transparency, natural rainbows, and geometric beauty makes this one-of-a-kind crystal both elegant and visually fascinating.\u003c\/p\u003e\n\u003ch3\u003eDetails\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eClear Optical Calcite Cube\u003c\/li\u003e\n\u003cli\u003eNatural Iceland Spar crystal\u003c\/li\u003e\n\u003cli\u003eWeight: 230 g\u003c\/li\u003e\n\u003cli\u003eWidth: 56.8 mm (2.24\")\u003c\/li\u003e\n\u003cli\u003eNatural rainbow inclusions\u003c\/li\u003e\n\u003cli\u003eOne-of-a-kind piece\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eYou will receive the exact piece shown in the photographs.\u003c\/p\u003e","brand":"Crystal Frog","offers":[{"title":"Default Title","offer_id":46405762941125,"sku":"cff2","price":42.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0772\/3378\/2981\/files\/20260616_160921.jpg?v=1781815194","url":"https:\/\/bloomandstoneshop.com\/products\/clear-optical-calcite-cube-natural-iceland-spar-crystal-230g","provider":"Bloom and Stone","version":"1.0","type":"link"}