{"product_id":"marcasite-13","title":"MARCASITE","description":"Beautifully crystallised, metallic, silvery-golden crystals of Marcasite form a roughly 3.5 x 1.5 x 1.5 cm cluster at the crest of a creamy-white chalk matrix.  It is from the occurrence at Cap Blanc-Nez near the coastal hamlet of Escalles, southwest of Calais, France.  The Marcasite forms as equant, flattened pyramidal and interpenetrant trigonal crystals of up to 1.2 cm wide, all with a bright metallic lustre.  Cap Blanc-Nez, situated 13 km east of the centre of Calais, is a coastal outcrop where the high chalk cliffs meet the English Channel.  A fine example of Marcasite, with no damage, from this famous French locality.","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57781134229839,"sku":"CC21012","price":259.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC21012_918a2fe4-fbc9-40e3-b2e8-688a74c41115.jpg?v=1783978805","url":"https:\/\/crystalclassics.co.uk\/products\/marcasite-13","provider":"Crystal Classics UK","version":"1.0","type":"link"}