{"product_id":"orange-calcite-17","title":"Orange calcite","description":"\u003cp\u003eOrange calcite from Mexico\u003c\/p\u003e\n\u003cp\u003eSize-\u003cbr\u003e4.9cm x 4.4cm x 2cm\u003c\/p\u003e\n\u003cp\u003eWeight-\u003cbr\u003e52g\u003c\/p\u003e\n\u003cp\u003eYou will receive the item in the photo\u003c\/p\u003e\n\u003cp\u003eOrange calcite is a variety of the mineral calcite. \u003cbr\u003eMineral class: Carbonates\u003cbr\u003eColour cause: The vibrant orange hue comes from microscopic trace impurities of iron oxides,such as hematite.\u003cbr\u003eCrystal system: Trigonal \u003cbr\u003eHardness: 3 on the MOHs scale\u003cbr\u003eRock formation: Orange calcite is formed primarily through chemical precipitation in a variety of geological settings.\u003cbr\u003eSedimentary: frequently found in limestone,chalk and cave deposits like stalactites and stalagmites.\u003cbr\u003eHydrothermal veins: found in low temperature hydrothermal veins occurring within limestone and other host rocks.\u003cbr\u003eMetamorphic: can be found in marble,which forms when sedimentary limestone undergo immense heat and pressure.\u003c\/p\u003e","brand":"Crystal and fossils","offers":[{"title":"Default Title","offer_id":62418124636547,"sku":null,"price":4.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/2524\/3040\/files\/IMG-0655_958dcdfe-c460-42c9-90e3-cd08e5a325d7.heic?v=1787158858","url":"https:\/\/crystalandfossils.co.uk\/products\/orange-calcite-17","provider":"Crystal and fossils","version":"1.0","type":"link"}