{"product_id":"cassiterite-on-quartz","title":"CASSITERITE   on  QUARTZ","description":"Although only a large thumbnail, the Cassiterite attached to a single Quartz crystal forms an exquisite stellate repeated set of twinned crystals.  From Horn' Slavkov in the Vary Region of the Czech Republic, the symmetrically twinned cassiterite crystals form a pentagonal star.  The Cassiterite is jet black with a brilliant metallic lustre and is attached to the base of a 1.5 cm long colourless Quartz crystal which becomes more transparent towards its termination.  A beautiful and most pleasing twinned Czech Cassiterite.","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":46545172234415,"sku":"CC19941","price":950.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/8516\/2671\/files\/CC19941.png?v=1770375633","url":"https:\/\/crystalclassics.com\/products\/cassiterite-on-quartz","provider":"Crystal Classics","version":"1.0","type":"link"}