{"product_id":"calcite-with-pyrite-7","title":"CALCITE with PYRITE","description":"A fascinating, well crystallised Calcite dusted with sparkling Pyrite micro-crystals and a second generation of Calcite from Uranium Mine No. 21 at H'je, P?'bram, in the Czech Republic.  The Calcite forms steep sided, spire-like scalenohedral crystals to almost 8.0 cm tall, the crystals appearing triangular in cross-section due to the six prism faces being alternately broad and narrow, causing the former to dominant.  These large crystals the Calcite is honey-tan internally, but have an outer coating of mid-grey, sulphide included Calcite.  The surfaces of the five major crystals are overgrown with milky translucent Calcite crystals of 2 to 5 mm, all aligned epitaxially to the vertical and themselves dusted in micro-crystalline Pyrite.  ","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":46545173905583,"sku":"CC20065","price":500.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/8516\/2671\/files\/CC20065.png?v=1770375738","url":"https:\/\/crystalclassics.com\/products\/calcite-with-pyrite-7","provider":"Crystal Classics","version":"1.0","type":"link"}