{"product_id":"cmt187-cold-mountain-thunderegg-specimen","title":"CMT187 Cold Mountain Thunderegg Specimen","description":"\u003cp\u003eA polished Cold Mountain Thunderegg specimen featuring grey to deep mauve purple brecciated jasper with brown detailing and an area of translucent chalcedony.\u003c\/p\u003e\n\u003cp\u003ePolished face: \u003cstrong\u003e11.5cm\u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003e x 6.7cm\u003c\/strong\u003e \u003c\/span\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cspan\u003eApprox. 1.75\" deep\u003cbr\u003e\u003c\/span\u003e\u003cstrong\u003e12.6oz \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eCold Mountain Thundereggs are from the Sierra Mountains in Mexico. The thundereggs can contain water banding and feature red, mauve, or black “webbing.” While technically a rhyolite due to its thunderegg nature, Cold Mountain Thundereggs are highly silicate and feature large amounts of brecciation that has also been filled with silica, so this material takes an exceptional polish, making it ideal for both cabochons and specimens.\u003c\/em\u003e\u003c\/p\u003e","brand":"The Gem Shop, Inc.","offers":[{"title":"Default Title","offer_id":42935055843390,"sku":null,"price":63.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0159\/6368\/files\/cmt187.jpg?v=1781735776","url":"https:\/\/thegemshop.com\/products\/cmt187-cold-mountain-thunderegg-specimen","provider":"The Gem Shop, Inc.","version":"1.0","type":"link"}