{"product_id":"4-79ct-etw-earth-mined-yellow-purple-ametrine-octagon-cut-unheated","title":"4.79ct ETW Earth-Mined Yellow \u0026 Purple Ametrine – Octagon Cut, Unheated","description":"\u003cp\u003e\u003cstrong\u003e\u003cspan\u003e4.79ct ETW Earth-Mined Yellow \u0026amp; Purple Ametrine – Octagon Cut, Unheated\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis beautiful 4.79-carat earth-mined ametrine from Bolivia features an attractive combination of yellow and purple coloration in an elegant octagon cut. Its distinctive two-tone appearance and natural unheated character make it an appealing choice for custom jewelry or gemstone collecting.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eSpecifications:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eGemstone:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Yellow \u0026amp; Purple Ametrine\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eCarat Weight:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 4.79ct ETW\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eCut:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Octagon Cut\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eDimensions:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 12.0 x 8.0 x 5.8 mm\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eClarity:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Slightly Included\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eTreatment:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Unheated\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eOrigin:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Bolivia\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eCondition:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e New\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e\u003cspan\u003eEarth-mined Bolivian ametrine weighing 4.79ct ETW in an octagon cut, featuring slightly included clarity, unheated character, and natural yellow and purple coloration.\u003c\/span\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAmetrine is a naturally occurring variety of quartz that combines the distinctive colors of amethyst and citrine within a single crystal. Its contrasting yellow and purple zones create a beautiful two-tone appearance that makes each gemstone unique.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis specimen features a refined octagon cut with clean geometric lines, providing an elegant presentation of its natural color combination. Its faceted surfaces enhance light reflection while highlighting the contrast between the yellow and purple sections.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eBolivia is the world's best-known source of natural ametrine, particularly the deposits associated with the Anahí mine. These gemstones are appreciated for their naturally occurring color zoning and distinctive appearance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis gemstone is unheated and untreated, preserving its naturally occurring coloration without enhancement. Its slightly included clarity reflects natural internal characteristics.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAt 4.79 carats and measuring 12.0 x 8.0 x 5.8 mm, this ametrine offers attractive proportions for a custom ring or pendant. Its elongated octagon shape works beautifully in both contemporary and traditional jewelry designs.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAmetrine has a Mohs hardness of 7, providing reasonable resistance to scratching with appropriate care. Protective settings and careful handling are recommended.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis individual Bolivian ametrine combines attractive two-tone coloration, elegant octagon-cut styling, and natural unheated character in a distinctive loose gemstone.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e(Stock Code: ABMM)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eKeywords: loose gemstone, earth-mined ametrine, yellow purple ametrine, Bolivian ametrine, Bolivia gemstone, octagon cut ametrine, unheated ametrine, untreated ametrine, slightly included ametrine, 4.79ct ametrine, natural bicolor quartz, yellow purple gemstone, citrine amethyst quartz, collector gemstone, custom ring gemstone, pendant gemstone\u003c\/span\u003e\u003c\/p\u003e","brand":"West Coast Gemstones","offers":[{"title":"Default Title","offer_id":68605690282265,"sku":null,"price":62.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/9196\/9305\/files\/4.79ctETWEarth-MinedYellow_PurpleAmetrine_OctagonCut_Unheated.webp?v=1794322754","url":"https:\/\/westcoastgemstones.com\/products\/4-79ct-etw-earth-mined-yellow-purple-ametrine-octagon-cut-unheated","provider":"West Coast","version":"1.0","type":"link"}