{"product_id":"anhydrite-20","title":"Anhydrite","description":"\u003cp\u003eAnhydrite from Fauld mine Hanbury Staffordshire UK\u003c\/p\u003e\n\u003cp\u003eSize-\u003cbr\u003e5.7cm x 5.7cm x 3cm\u003c\/p\u003e\n\u003cp\u003eWeight-\u003cbr\u003e124g\u003c\/p\u003e\n\u003cp\u003eYou will receive the item in the photo\u003c\/p\u003e\n\u003cp\u003eAnhydrite is an anhydrous calcium sulfate,\u003c\/p\u003e\n\u003cp\u003eCrystal system- Orthorhombic \u003cbr\u003eMineral class- Sulfate \u003cbr\u003eCrystal habits- Tabular or prismstic crystals are rare. It typically occurs as massive,granular, nodules or fibrous cleavage masses with three directions of tight-angle cleavage.\u003cbr\u003eHardness- 3.3.5 on the MOHs scale \u003cbr\u003eRock formation:\u003cbr\u003eEnvironment- Sedimentary evaporite deposits formed by the direct precipitation of calcium sulfate from evaporating seawater in arid regions,or via the deep subsurface dehydration of gypsum.\u003cbr\u003eTransformation- readily absorbs water to transform back into gypsum,which causes a significant volume expansion of up to 60%\u003c\/p\u003e","brand":"Crystal and fossils","offers":[{"title":"Default Title","offer_id":62233349587331,"sku":null,"price":10.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/2524\/3040\/files\/IMG-0091_15ee9ed9-6585-45d6-a702-30b9c1132051.heic?v=1785352718","url":"https:\/\/crystalandfossils.co.uk\/products\/anhydrite-20","provider":"Crystal and fossils","version":"1.0","type":"link"}