{"product_id":"aragonite-slice-d-natural-morocco","title":"Aragonite slice (D) — natural, Morocco","description":"\u003cp dir=\"ltr\"\u003eAragonite is metastable at surface conditions, which means that given enough time it converts to calcite, the more stable form of the same compound. That is why aragonite turns up in geologically recent settings like caves, hot springs and living shells, and gets scarcer the further back in the record you look.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eA slice like this is a mineral caught part-way through a change it has not finished. Nothing will happen to it on a shelf in a human lifetime. On a geological one, it will not survive as aragonite.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eCarbonates are soft. Keep it dry and dust rather than wash.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eMineral:\u003c\/strong\u003e \u003cmeta charset=\"utf-8\"\u003eAragonite (calcium carbonate, CaCO₃)\u003cbr\u003e\u003cstrong\u003eCrystal system:\u003c\/strong\u003e Orthorhombic\u003cbr\u003e\u003cstrong\u003eOrigin:\u003c\/strong\u003e \u003cmeta charset=\"utf-8\"\u003eIghoud (Irhoud), Youssoufia Province, Morocco\u003cbr\u003e\u003cstrong\u003eHardness:\u003c\/strong\u003e \u003cmeta charset=\"utf-8\"\u003e3.5 to 4 on the Mohs scale, soft and easily marked\u003cbr\u003e\u003cstrong\u003eTreatment:\u003c\/strong\u003e Cut and polished, no dye or heat\u003cbr\u003e\u003cstrong\u003eDimensions:\u003c\/strong\u003e 10.79 x 9.06 x 1.45 cm\u003cbr\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e 153.2 g\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eYou will receive the exact piece photographed.\u003c\/p\u003e","brand":"The Crystal Showroom","offers":[{"title":"Default Title","offer_id":58199325245784,"sku":null,"price":42.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0778\/4880\/5720\/files\/asm-c-2-2.jpg?v=1787399930","url":"https:\/\/thecrystalshowroom.com\/products\/aragonite-slice-d-natural-morocco","provider":"The Crystal Showroom","version":"1.0","type":"link"}