{"product_id":"r1287","title":"78.75ct Lab Grown Blue Spinel (Czochralski) Faceting Rough Stone","description":"\u003cp\u003e\u003cstrong\u003eLab Grown Spinel\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eLot R1287\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e\u003cem\u003ePlease note that only rough stone is included in the lot.\u003c\/em\u003e\u003cbr\u003e\u003cem\u003eThe photo of the faceted stone is only used to demonstrate the approximate color of the material after cutting.\u003c\/em\u003e\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eColor: \u003c\/strong\u003eDark Blue\u003cbr\u003e\u003cstrong\u003eType:\u003c\/strong\u003e Rough\u003cbr\u003e\u003cstrong\u003eSize:\u003c\/strong\u003e 78.75ct\u003cbr\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e 29x19x11mm\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eMineral\u003c\/strong\u003e: Spinel\u003cbr\u003e\u003cstrong\u003eChemical Formula\u003c\/strong\u003e: MgAl2O4\u003cbr\u003e\u003cstrong\u003eCrystal System\u003c\/strong\u003e: Cubic\u003cbr\u003e\u003cstrong\u003eHardness (Mohs)\u003c\/strong\u003e: 8\u003cbr\u003e\u003cstrong\u003eRefractive Index\u003c\/strong\u003e: 1.72\u003cbr\u003e\u003cstrong\u003eDensity, g\/cm3\u003c\/strong\u003e: 3.6\u003cbr\u003e\u003cstrong\u003eDispersion\u003c\/strong\u003e: 0.026\u003cbr\u003e\u003cstrong\u003eGrowth Method\u003c\/strong\u003e: Czochralski\u003c\/p\u003e","brand":"RG Crystals","offers":[{"title":"Default Title","offer_id":45093143740610,"sku":"R1287","price":564.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0589\/5779\/1426\/files\/1_b1ce6af2-4f75-440a-9046-8c29da8c97e1.jpg?v=1746525875","url":"https:\/\/store.rgcrystals.com\/products\/r1287","provider":"RG Crystals Store","version":"1.0","type":"link"}