{"product_id":"andean-opal-natural-raw-greenish-blue-opal-raw-piece-from-peru-1-6-19-42-grams","title":"Andean Opal!! Natural Raw Greenish-Blue Opal Raw Piece from Peru - 1.6\" - 19.42 Grams","description":"This is a fantastic greenish-blue with brown dendrite inclusions  raw Opal (Andean Opal) from Peru. \u003cbr\u003eOpal is untreated and not enhanced. \u003cbr\u003eLocation: Acari Mine, Caraveli Province, Arequipa, Peru\u003cbr\u003eSize: 3.7 x 2.7 x 1.9 Centimeters with bail\u003cbr\u003eWeight: 19.42 grams\u003cbr\u003e\u003cbr\u003eInteresting Fact!! Andean Opal is a trade name for greenish blue opal found in Peru. It appeared in Lima together with chrysocolla in the early 1970s.  The copper content in blue opal is up to 1% Cu, it is coloured by irregular microscopic inclusions of chrysocolla (Fritsch et al., 1999) or other Cu silicate. Galillou et al. (2008) states that the inclusions can be Mg-rich shattuckite.","brand":"TheGlobalStone","offers":[{"title":"Default Title","offer_id":48888698732769,"sku":"1zrJ1roXWgmq1Law4","price":49.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0056\/7305\/8377\/files\/5963af8c-ad55-52cd-8e26-58309bf9388a.jpg?v=1786131587","url":"https:\/\/theglobalstone.com\/de\/products\/andean-opal-natural-raw-greenish-blue-opal-raw-piece-from-peru-1-6-19-42-grams","provider":"TheGlobalStone","version":"1.0","type":"link"}