{"product_id":"imperial-topaz-25rs-corundum","title":"Imperial Topaz #25RS Lab Created Corundum Sapphire Faceting Rough for Gem Cutting - Various Sizes - Split Boule","description":"\u003cp\u003eVarious sizes of Imperial Topaz colored lab created sapphire\/corundum rough for faceting and gemstone creation.\u003c\/p\u003e\n\u003cp\u003eEach split boule is listed for sale by weight and will typically vary in size within the following ranges:\u003c\/p\u003e\n\u003cp\u003eLength: 65mm - 76mm\u003cbr\u003eWidth: 15mm - 19mm\u003cbr\u003eThickness: approximately 10mm at the base\u003c\/p\u003e\n\u003cp\u003eIf you would like to see additional pictures of the piece(s) you would like, please feel free to contact me and I will be happy to provide additional pictures for you to review.\u003c\/p\u003e\n\u003cp\u003eManufacturer: RGCrystals\u003cbr\u003eColor: #25RS\u003c\/p\u003e\n\u003cp\u003eNote: The color of the stone in the photo may vary slightly as not all computer monitors are calibrated the same.\u003c\/p\u003e\n\u003cp\u003eMineral: Corundum\u003cbr\u003eChemical Formula: Al2O3\u003cbr\u003eCrystal System: Trigonal\u003cbr\u003eHardness (Mohs): 9\u003cbr\u003eRefractive Index: 1.76–1.77\u003cbr\u003eDensity, g\/cm3: 4\u003cbr\u003eDispersion: 0.018\u003cbr\u003eGrowth Method: Flame Fusion\u003c\/p\u003e","brand":"TomsBoxofRocks","offers":[{"title":"COR3920 - 29 grams","offer_id":45525964259397,"sku":"COR3920","price":57.0,"currency_code":"USD","in_stock":true},{"title":"COR3921 - 27 grams","offer_id":45525964292165,"sku":"COR3921","price":54.0,"currency_code":"USD","in_stock":true},{"title":"COR3922 - 35 grams","offer_id":45525964324933,"sku":"COR3922","price":67.0,"currency_code":"USD","in_stock":true},{"title":"COR3923 - 37 grams","offer_id":45525964357701,"sku":"COR3923","price":71.0,"currency_code":"USD","in_stock":true},{"title":"COR3924 - 34 grams","offer_id":45525964390469,"sku":"COR3924","price":65.0,"currency_code":"USD","in_stock":true},{"title":"COR3925 - 39 grams","offer_id":45525964423237,"sku":"COR3925","price":74.0,"currency_code":"USD","in_stock":true},{"title":"COR3926 - 33 grams","offer_id":45525964456005,"sku":"COR3926","price":64.0,"currency_code":"USD","in_stock":true},{"title":"COR3927 - 33 grams","offer_id":45525964488773,"sku":"COR3927","price":63.0,"currency_code":"USD","in_stock":true},{"title":"COR3928 - 30 grams","offer_id":45525964521541,"sku":"COR3928","price":59.0,"currency_code":"USD","in_stock":true},{"title":"COR3929 - 29 grams","offer_id":45525964554309,"sku":"COR3929","price":57.0,"currency_code":"USD","in_stock":true},{"title":"COR3930 - 36 grams","offer_id":45525964587077,"sku":"COR3930","price":69.0,"currency_code":"USD","in_stock":true},{"title":"COR3931 - 27 grams","offer_id":45525964619845,"sku":"COR3931","price":53.0,"currency_code":"USD","in_stock":true},{"title":"COR3932 - 33 grams","offer_id":45525964652613,"sku":"COR3932","price":64.0,"currency_code":"USD","in_stock":true},{"title":"COR3933 - 40 grams","offer_id":45525964685381,"sku":"COR3933","price":75.0,"currency_code":"USD","in_stock":true},{"title":"COR3934 - 33 grams","offer_id":45525964718149,"sku":"COR3934","price":64.0,"currency_code":"USD","in_stock":true},{"title":"COR3935 - 44 grams - Fracture","offer_id":45525964750917,"sku":"COR3935","price":76.67,"currency_code":"USD","in_stock":true},{"title":"COR3936 - 36 grams - Fracture","offer_id":45525964783685,"sku":"COR3936","price":63.58,"currency_code":"USD","in_stock":true},{"title":"COR3937 - 35 grams - Fracture","offer_id":45525964816453,"sku":"COR3937","price":61.5,"currency_code":"USD","in_stock":true},{"title":"COR3938 - 37 grams - Fracture","offer_id":45525964849221,"sku":"COR3938","price":65.35,"currency_code":"USD","in_stock":true},{"title":"COR3939 - 35 grams - Fracture","offer_id":45525964881989,"sku":"COR3939","price":63.07,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0598\/4105\/2741\/files\/25rs-0578317781.jpg?v=1786381613","url":"https:\/\/tomsboxofrocks.com\/products\/imperial-topaz-25rs-corundum","provider":"Tom's Box of Rocks","version":"1.0","type":"link"}