{"product_id":"1-36-carats-natural-red-spinel-tanzania-aig-gemlab","title":"1.36 Carats | Natural Red Spinel - Tanzania\nAIG GemLab","description":"\u003cp\u003e\u003cspan\u003eA striking \u003c\/span\u003e\u003cspan\u003e1.36-carat natural red spinel from Tanzania\u003c\/span\u003e\u003cspan\u003e, displaying a rich combination of deep crimson, saturated red and brighter raspberry-red flashes. Its elongated cushion cut creates broad reflections through the center while the surrounding facets produce concentrated flashes of brighter color as the stone moves through the light.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAccompanied by an \u003c\/span\u003e\u003cspan\u003eAmerican International GemLab (AIG) identification report\u003c\/span\u003e\u003cspan\u003e, the gemstone is documented as \u003c\/span\u003e\u003cspan\u003enatural spinel of Tanzanian origin\u003c\/span\u003e\u003cspan\u003e, with the report stating \u003c\/span\u003e\u003cspan\u003e“No Indication Of Heat.”\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eRed spinel has an extraordinary place in gemstone history. For centuries, important red spinels were confused with ruby because the two can possess remarkably similar colors. Modern gemology established spinel as its own mineral species, and fine red examples are now collected independently for their color, brilliance and relative rarity.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eTanzania has become an important source of modern spinel, producing material ranging from deep crimson and raspberry tones to exceptionally vivid reds. This specimen retains visible natural internal characteristics, providing an honest representation of the gemstone rather than presenting it as flawless.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eGemstone:\u003c\/span\u003e\u003cspan\u003e Natural Spinel\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e \u003c\/span\u003e\u003cspan\u003eWeight:\u003c\/span\u003e\u003cspan\u003e 1.36 carats\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e \u003c\/span\u003e\u003cspan\u003eOrigin:\u003c\/span\u003e\u003cspan\u003e Tanzania\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e \u003c\/span\u003e\u003cspan\u003eColor:\u003c\/span\u003e\u003cspan\u003e Red \/ Crimson\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e \u003c\/span\u003e\u003cspan\u003eShape:\u003c\/span\u003e\u003cspan\u003e Cushion Cut\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e \u003c\/span\u003e\u003cspan\u003eMeasurements:\u003c\/span\u003e\u003cspan\u003e 8.37 × 5.02 × 3.07 mm\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e \u003c\/span\u003e\u003cspan\u003eTreatment:\u003c\/span\u003e\u003cspan\u003e No Indication of Heat\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e \u003c\/span\u003e\u003cspan\u003eHardness:\u003c\/span\u003e\u003cspan\u003e 8.0\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e \u003c\/span\u003e\u003cspan\u003eReport:\u003c\/span\u003e\u003cspan\u003e American International GemLab (AIG)\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e \u003c\/span\u003e\u003cspan\u003eReport No.:\u003c\/span\u003e\u003cspan\u003e GEM20260909180171\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e \u003c\/span\u003e\u003cspan\u003eReport Date:\u003c\/span\u003e\u003cspan\u003e September 9, 2026\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e \u003c\/span\u003e\u003cspan\u003eCondition:\u003c\/span\u003e\u003cspan\u003e Loose Gemstone\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e \u003c\/span\u003e\u003cspan\u003ePrice:\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003e$1,500\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWith its combination of \u003c\/span\u003e\u003cspan\u003enatural Tanzanian origin, documented no-heat status, substantial 1.36-carat size and rich red coloration\u003c\/span\u003e\u003cspan\u003e, this spinel offers an attractive opportunity for a collector or as the centerpiece of a custom fine-jewelry design.\u003c\/span\u003e\u003c\/p\u003e","brand":"Rogue Valley Gem Exchange ","offers":[{"title":"Default Title","offer_id":52407561257256,"sku":null,"price":1500.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1007\/4059\/6008\/files\/IMG-6380.png?v=1789725821","url":"https:\/\/shop.roguevalleygemexchange.com\/products\/1-36-carats-natural-red-spinel-tanzania-aig-gemlab","provider":"Rogue Valley Gem Exchange ","version":"1.0","type":"link"}