{"product_id":"13-18ct-etw-earth-mined-yellow-purple-ametrine-pear-rose-cut-large-stone","title":"13.18ct ETW Earth-Mined Yellow \u0026 Purple Ametrine – Pear Rose Cut, Large Stone","description":"\u003cp\u003e\u003cstrong\u003e\u003cspan\u003e13.18ct ETW Earth-Mined Yellow \u0026amp; Purple Ametrine – Pear Rose Cut, Large Stone\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis impressive 13.18-carat earth-mined ametrine from Bolivia features a beautiful combination of yellow and purple coloration in an elegant pear rose cut. Its substantial size, contrasting colors, and natural unheated character make it a striking choice for a custom statement pendant or gemstone collection.\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 13.18ct ETW\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eCut:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Pear Rose Cut\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eDimensions:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 20.0 x 12.7 x 10.5 mm\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eClarity:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Internally Flawless (IF), Seller Graded\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 yellow and purple ametrine weighing 13.18ct ETW in a pear rose cut from Bolivia, featuring seller-graded internally flawless clarity and unheated character.\u003c\/span\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis distinctive ametrine combines golden yellow and purple hues within a single gemstone. Its graceful pear shape and rose-cut faceting create an elegant appearance that highlights the contrast between its two colors.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAmetrine is a naturally occurring variety of quartz that combines amethyst and citrine coloration. Its purple and yellow zones develop through differences in the oxidation state of iron within the crystal structure.\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. The gemstone's two-tone appearance makes it especially appealing to collectors and jewelry designers seeking unusual natural color combinations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis gemstone is unheated, preserving its naturally occurring yellow and purple coloration. Its pear rose cut offers a distinctive alternative to traditional faceted designs.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAt 13.18 carats and measuring 20.0 x 12.7 x 10.5 mm, this ametrine offers impressive visual presence. Its generous proportions make it particularly well suited for a custom statement pendant that showcases both colors.\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. A protective setting is recommended to safeguard the gemstone's pointed tip and polished surfaces.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis individual Bolivian ametrine combines substantial size, attractive two-tone coloration, and elegant pear rose-cut styling in a distinctive loose gemstone.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e(Stock Code: EDMM)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eKeywords: loose gemstone, earth-mined ametrine, yellow purple ametrine, Bolivian ametrine, Bolivia gemstone, pear rose cut ametrine, natural ametrine, unheated ametrine, 13.18ct ametrine, large ametrine gemstone, amethyst citrine quartz, bicolor quartz, two tone gemstone, statement pendant gemstone, collector gemstone\u003c\/span\u003e\u003c\/p\u003e","brand":"West Coast Gemstones","offers":[{"title":"Default Title","offer_id":68128133218585,"sku":null,"price":159.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/9196\/9305\/files\/13.18ctETWEarth-MinedYellow_PurpleAmetrine_PearRoseCut_LargeStone.jpg?v=1793322004","url":"https:\/\/westcoastgemstones.com\/products\/13-18ct-etw-earth-mined-yellow-purple-ametrine-pear-rose-cut-large-stone","provider":"West Coast","version":"1.0","type":"link"}