{"product_id":"lithium-niobate-gnomes-geode-7-65mm","title":"Lithium Niobate – Gnome's Geode  7.65 mm","description":"\u003cp dir=\"auto\"\u003eA rare and fascinating 2.9 carat Lithium Niobate gemstone, expertly cut into the signature \u003cstrong\u003eGnome’s Geode\u003c\/strong\u003e design by Arya Akhavan. At 7.65 mm, this precision-cut stone showcases the distinctive hexagonal crown facets that create a mesmerizing radiating “geode” pattern with dramatic  geometric light reflections.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eLithium Niobate is an extraordinary synthetic crystal prized in optics and photonics for its exceptional refractive index and very high dispersion — often producing intense rainbow fire and scintillation that rivals or exceeds many natural gems. This stone delivers a bright, lively appearance with a near-colorless to subtly tinted body that allows its optical performance to truly shine.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eThe Gnome’s Geode cut maximizes Lithium Niobate’s unique properties, turning it into a hypnotic display of brilliance and colorful flashes with every movement.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eKey Details:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"auto\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eGemstone\u003c\/strong\u003e: Lithium Niobate (synthetic)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor\u003c\/strong\u003e: Near Colorless \/ Subtle Tint (high dispersion)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarat Weight\u003c\/strong\u003e: 2.9 ct\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize\u003c\/strong\u003e: 7.65 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCut\u003c\/strong\u003e: Gnome’s Geode (custom precision design)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"auto\"\u003ePerfect for collectors of exotic optical materials or as a bold, high-fire center stone in fine jewelry. Its combination of scientific heritage and artistic cutting makes it a true conversation piece with unmatched sparkle and visual depth.\u003c\/p\u003e","brand":"Optical Gains","offers":[{"title":"Default Title","offer_id":42401248411723,"sku":null,"price":575.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0656\/9620\/2827\/files\/PSX_20260511_143733.jpg?v=1778550937","url":"https:\/\/opticalgains.com\/products\/lithium-niobate-gnomes-geode-7-65mm","provider":"Optical Gains","version":"1.0","type":"link"}