{"product_id":"labradorite-39-99","title":"Labradorite $39.99","description":"\u003cp\u003eThis piece is a polished labradorite specimen, showcasing the mineral’s signature labradorescence—flashes of iridescent color that appear as light interacts with layers within the stone. Labradorite is a feldspar mineral formed in igneous rocks and is valued for its striking optical effects.\u003c\/p\u003e\n\u003cp\u003eDetails:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMineral: Labradorite (NaAlSi₃O₈ – CaAl₂Si₂O₈)\u003c\/li\u003e\n\u003cli\u003eSize: Approximately 3 inches tall\u003c\/li\u003e\n\u003cli\u003eAppearance: Polished surface with gray to dark base color, displaying iridescent flashes of blue, green, gold, or orange when viewed from different angles\u003c\/li\u003e\n\u003cli\u003eFormation: Forms in slow-cooling igneous rocks, particularly gabbro, anorthosite, and basalt, where twinning and layering create labradorescence\u003c\/li\u003e\n\u003cli\u003ePhysical Properties: Mohs hardness 6–6.5; vitreous to pearly luster; exhibits iridescent optical effect called labradorescence\u003c\/li\u003e\n\u003cli\u003eEducational Value: Demonstrates feldspar crystal structures, twinning, and optical phenomena caused by light interference in mineral layers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis polished labradorite piece highlights both the natural geological formation of feldspar and its unique visual effects, making it a striking display and educational specimen.\u003c\/p\u003e","brand":"The Science Museum of Minnesota","offers":[{"title":"Default Title","offer_id":47750025707734,"sku":"R3999","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0641\/2491\/1830\/files\/0-Edited-2025-10-02T131912.793.png?v=1769021936","url":"https:\/\/threecrows.com.co\/products\/labradorite-39-99","provider":"ThreeCrowsLLP","version":"1.0","type":"link"}