{"product_id":"witherite-5","title":"WITHERITE","description":"An excellent, double terminated white Witherite crystal measuring to 3.3 cm on Alstonite from the Fallowfield mine at Acomb in Northumberland, England.  This characteristic pyramidal translucent crystal shows a central area of oscillatory growth between the positive and negative pyramidal faces.  A micro-crystals of white Alstonite support the Witherite crystal on a compact granular Calcite matrix with spots of Galena and Sphalerite.  A splendid example of Witherite from Fallowfield mine, which began operations in 1611, eventually closing in 1911 and is type locality for Alstonite.","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57781487042895,"sku":"CC6375","price":888.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC6375_0eb5a71c-419f-42ce-af09-5441d6baa5dc.jpg?v=1783991227","url":"https:\/\/crystalclassics.co.uk\/products\/witherite-5","provider":"Crystal Classics UK","version":"1.0","type":"link"}