{"product_id":"proustite-7","title":"PROUSTITE","description":"Rich blocky crystals of deep burgundy-red Proustite are developed within and on top of a matrix of mixed white and colourless Calcite and Fluorite.  From the richly mineralised district of J'chymov in the Kru'n' Hory Mountains (Erzgebirge) of the Czech Republic.  Proustite crystals to 7 mm form linked chains across the surface and have a metallic high lustre.  A rich Proustite from J'chymov.","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780983071055,"sku":"CC17428","price":481.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC17428_1bf882f5-ae84-4acf-80a2-02e3ca24e3b5.jpg?v=1783973552","url":"https:\/\/crystalclassics.co.uk\/products\/proustite-7","provider":"Crystal Classics UK","version":"1.0","type":"link"}