{"product_id":"0-75-ct-octagon-cut-petroleum-quartz-with-iridescent-rainbow-black-mineral-madagascar-4-9-x-6-3-mm","title":"Natural Petroleum Quartz – 0.75 ct Octagon Cut (4.9 x 6.3 mm) – Rainbow Iridescence \u0026 Black Mineral","description":"\u003cp\u003eNatural precision octagon-cut quartz featuring a complex central negative crystal chamber. The core holds a rich golden petroleum pocket paired with black mineral inclusion, showing a mesmerizing internal \u003cb\u003erainbow iridescence\u003c\/b\u003e in daylight and emitting an icy-blue fluorescent glow under 365 nm UV light.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eSpecifications:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eWeight:\u003c\/b\u003e 0.75 ct\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eDimensions:\u003c\/b\u003e 4.9 x 6.3 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eShape\/Cut:\u003c\/b\u003e Octagon Cut \/ Emerald Step Cut\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eOrigin:\u003c\/b\u003e Madagascar\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eInclusion:\u003c\/b\u003e Central negative crystal chamber, Golden Petroleum, Rainbow Iridescence \u0026amp; Black Mineral inclusion (Static \/ No moving bubble)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003ePhoto \u0026amp; Sizing Note:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eAll gemstone photos are captured using high-magnification macro photography to detail intricate internal inclusions. Images are enlarged for clarity and do not reflect actual size.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePhotos were taken with an iPhone 17 Pro without color filters or digital alterations.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUV reaction images captured under 365 nm long-wave UV light.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Elvira’s jewelry \u0026 1% Gem","offers":[{"title":"Default Title","offer_id":48840046444734,"sku":"fl004","price":1021.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0772\/1366\/3422\/files\/0.75ct4.96_1_.3mm.jpg?v=1789363787","url":"https:\/\/1percentgem.com\/products\/0-75-ct-octagon-cut-petroleum-quartz-with-iridescent-rainbow-black-mineral-madagascar-4-9-x-6-3-mm","provider":"1%Gem","version":"1.0","type":"link"}