{"product_id":"iron-sulfide-with-white-mushroom-calcite","title":"Iron Sulfide with White “Mushroom” Calcite","description":"\u003cp data-start=\"198\" data-end=\"572\"\u003eThis intriguing specimen features \u003cstrong data-start=\"232\" data-end=\"248\"\u003eiron sulfide\u003c\/strong\u003e matrix adorned with clusters of delicate \u003cstrong data-start=\"290\" data-end=\"323\"\u003ewhite mushroom-shaped calcite\u003c\/strong\u003e, creating a soft, sculptural contrast against the darker host rock. The calcite forms overlapping, rounded caps with a frosted, semi-translucent appearance, giving the piece a coral- or fungal-like texture that is especially eye-catching in person.\u003c\/p\u003e\n\u003cp data-start=\"574\" data-end=\"882\"\u003eUnder \u003cstrong data-start=\"580\" data-end=\"592\"\u003eUV light\u003c\/strong\u003e, the calcite exhibits a \u003cstrong data-start=\"617\" data-end=\"645\"\u003esubtle pink fluorescence\u003c\/strong\u003e, adding an unexpected layer of interest for UV collectors. The glow is gentle rather than overpowering, rewarding closer inspection and making this specimen a great crossover piece for both aesthetic and fluorescent mineral collections.\u003c\/p\u003e","brand":"Sharpe Crystals","offers":[{"title":"Default Title","offer_id":48142956134655,"sku":null,"price":60.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/7270\/4255\/files\/PXL_20260205_185433198.jpg?v=1770322008","url":"https:\/\/sharpecrystals.com\/products\/iron-sulfide-with-white-mushroom-calcite","provider":"Sharpe Crystals","version":"1.0","type":"link"}