{"product_id":"calcite-with-marcasite-1","title":"CALCITE   with MARCASITE","description":"Translucent white pseudo-hexagonal nail-head Calcite crystals form a compact cluster over a hidden matrix of massive micro-crystallised Calcite.  This habit is characteristic of that from Parc mine at Llanrwst in the Gwydyr Forest area, Conwy, Wales.  Between the boundaries of some Calcite crystal groups, 2 mm equant crystals of steely-bronze Marcasite form small clusters and chains.  ","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57781016854863,"sku":"CC19297","price":148.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC19297_a891536a-15cd-4597-ac25-b5cfc337f00c.jpg?v=1783976002","url":"https:\/\/crystalclassics.co.uk\/products\/calcite-with-marcasite-1","provider":"Crystal Classics UK","version":"1.0","type":"link"}