{"product_id":"natural-golden-rutilated-quartz-3-720-ct-octagon-cut-loose-gemstone-11-9-7-9-mm","title":"Natural Golden Rutilated Quartz – 3.720 ct Octagon Cut Loose Gemstone – 11.9 × 7.9 mm","description":"\u003cdiv class=\"product__title\"\u003e\n\u003cdiv role=\"navigation\" aria-label=\"Breadcrumbs for Products\" class=\"Polaris-Breadcrumbs__BreadcrumbsStack\"\u003e\n\u003cdiv class=\"Polaris-Breadcrumbs__IconWithTitle\"\u003e\n\u003cdiv class=\"Polaris-Breadcrumbs__PageTitle\" id=\"page-title\"\u003e\n\u003cp data-end=\"204\" data-start=\"125\"\u003e\u003cstrong\u003eNatural Golden Rutilated Quartz – 3.720 ct Octagon Cut Loose Gemstone – 11.9 × 7.9 mm\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"Polaris-Header-Title__TitleMetadata\"\u003e\n\u003cdiv class=\"Polaris-InlineStack\"\u003e\n\u003cdiv class=\"badge size-base tone-info color-base\"\u003e\n\u003cp class=\"PDq2pG_selectionAnchorContainer\" data-end=\"534\" data-start=\"484\"\u003eThis gemstone has several premium characteristics:\u003cspan class=\"PDq2pG_selectionAnchor\" aria-hidden=\"true\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-end=\"780\" data-start=\"535\"\u003e\n\u003cli data-end=\"1863\" data-start=\"1838\" data-section-id=\"1odb4xr\"\u003eAttractive transparency\u003cspan class=\"PDq2pG_selectionAnchor\" aria-hidden=\"true\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1908\" data-start=\"1864\" data-section-id=\"1um2xgh\"\u003eStrong, well-defined golden rutile needles\u003c\/li\u003e\n\u003cli data-end=\"1934\" data-start=\"1909\" data-section-id=\"1rzd8ik\"\u003eGood face-up appearance\u003c\/li\u003e\n\u003cli data-end=\"1975\" data-start=\"1935\" data-section-id=\"p5rgtg\"\u003eNice elongated octagon-cut proportions\u003c\/li\u003e\n\u003cli data-end=\"2026\" data-start=\"1976\" data-section-id=\"i28spp\"\u003eExcellent collector and custom jewelry potential\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"price-template--22840081547588__main\" role=\"status\"\u003e\n\u003cdiv class=\"price price--large price--show-badge\"\u003e\n\u003cdiv class=\"price__container\"\u003e\n\u003cdiv class=\"price__regular\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eCertificate :\u003cspan\u003e F\u003c\/span\u003eA-QUAR026RG-003-504\u003cbr\u003e\u003c\/strong\u003e\u003cspan\u003e\u003cb\u003eGem Type: \u003c\/b\u003eNatural Clear Quartz\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/span\u003e\u003cspan\u003e\u003cb\u003eWeight: \u003c\/b\u003e3.720 Carat\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/span\u003e\u003cspan\u003e\u003cb\u003eShape: \u003c\/b\u003eOctagon, mixed cut\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/span\u003e\u003cspan\u003e\u003cb\u003eSize: \u003c\/b\u003e11.9 x 7.9 x 5.0 mm.\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/span\u003e\u003cspan\u003e\u003cb\u003eColor:  \u003c\/b\u003eclear\/yellow\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/span\u003e\u003cspan\u003e\u003cb\u003eClarity: \u003c\/b\u003eTransparent\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/span\u003e\u003cspan\u003e\u003cb\u003eLuster: \u003c\/b\u003esubmetallic\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/span\u003e\u003cspan\u003e\u003cb\u003eTreatment: \u003c\/b\u003ecommonly heated to stabilise materials\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/span\u003e\u003cstrong\u003eOptical Phenomenon : \u003c\/strong\u003erutilated (golden rutile inclusions trapped during the formation of quartz)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eBirefringence : \u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"Yjhzub\"\u003e0.285 to 0.296\u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e\u003cstrong class=\"Yjhzub\" data-processed=\"true\"\u003e\u003cbr\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"T286Pc\" data-sfc-cp=\"\" data-processed=\"true\"\u003e\u003cstrong class=\"Yjhzub\" data-processed=\"true\"\u003eSystem:\u003c!--Sv6Kpe[]--\u003e\u003c\/strong\u003e Tetragonal.\u003cbr\u003e\u003c!--Sv6Kpe[]--\u003e\u003c\/span\u003e\u003c!--Sv6Kpe[]--\u003e\u003cspan class=\"T286Pc\" data-sfc-cp=\"\" data-processed=\"true\"\u003e\u003cstrong class=\"Yjhzub\" data-processed=\"true\"\u003eHabit:\u003c!--Sv6Kpe[]--\u003e\u003c\/strong\u003e Prismatic, acicular (needle-like), often elongated parallel to the c-axis.\u003cbr\u003e\u003c!--Sv6Kpe[]--\u003e\u003c\/span\u003e\u003c!--Sv6Kpe[]--\u003e\u003cstrong\u003e\u003cspan\u003eCrystallography : \u003c\/span\u003e\u003c\/strong\u003eHexagonal (tetragonal)\u003cstrong\u003e\u003cbr\u003e\u003cspan\u003eDispersion : \u003c\/span\u003e\u003c\/strong\u003e0.28 (higher then diamond)\u003cstrong\u003e\u003cbr\u003e\u003cspan\u003eLuster : \u003c\/span\u003e\u003c\/strong\u003eVitreous\u003cstrong\u003e\u003cbr\u003e\u003cspan\u003eHardness : \u003c\/span\u003e\u003c\/strong\u003e7\u003cstrong\u003e\u003cbr\u003e\u003cspan\u003eRefractive index : \u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"Yjhzub\"\u003ethe host quartz, typically around 1.544–1.553\u003c\/span\u003e, while the rutile inclusions themselves have a very high RI (2.616–2.903), \u003cstrong\u003e\u003cbr\u003e\u003cspan\u003eSpecific gravity : \u003c\/span\u003e\u003c\/strong\u003e2.651\u003c\/p\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" title=\"online certificate of golden rutile quartz\" href=\"https:\/\/naturalgemsbelgium.shop\/blogs\/info-certificates-natural-gems-belgium\/fa-quar026rg-003-504\" target=\"_blank\"\u003e\u003cstrong\u003e\u003cspan\u003eFind the online certificate here\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"Natural Gems Belgium","offers":[{"title":"Default Title","offer_id":56937583477060,"sku":"FA-QUAR026RG-003-504","price":159.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0779\/1827\/3860\/files\/1_7ba2ceb3-6762-4933-a72e-4455daa54e0c.png?v=1783515168","url":"https:\/\/naturalgemsbelgium.shop\/products\/natural-golden-rutilated-quartz-3-720-ct-octagon-cut-loose-gemstone-11-9-7-9-mm","provider":"Natural Gems Belgium","version":"1.0","type":"link"}