{"product_id":"bournonite-on-quartz","title":"BOURNONITE   on QUARTZ","description":"A really excellent specimen of very well crystallised Bournonite (lead-copper antimoniate) from Cavnic mine in Romania.  Superb, equant, stubby 'cog-wheels' of approximately 4 to 5 mm on each edge form massed intermeshed 'cogs' and individual crystals scattered over micro-crystallised, lustrous light grey Quartz.  Each 'cog' has flat pinacoid terminations and heavily striated prism faces which form the 'cog teeth'.  The crystals have a brilliant metallic lustre and are of a uniform silver-grey.  A superb Bournonite from Cavnic mine.  ","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57781024555343,"sku":"CC19534","price":629.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC19534_d1c6f355-482e-4c66-891a-4746e7e6b2fb.jpg?v=1783976812","url":"https:\/\/crystalclassics.co.uk\/products\/bournonite-on-quartz","provider":"Crystal Classics UK","version":"1.0","type":"link"}