{"product_id":"cummingtonite","title":"Cummingtonite","description":"\u003cp\u003eCummingtonite from lead mining district Lawrence county South Dakota USA\u003c\/p\u003e\n\u003cp\u003eSize-\u003cbr\u003e6.2cm x 3.1cm x 2.8cm\u003c\/p\u003e\n\u003cp\u003eWeight-\u003cbr\u003e63g\u003c\/p\u003e\n\u003cp\u003eYou will receive the item in the photo\u003c\/p\u003e\n\u003cp\u003eCummingtonite is a magnesium iron inosilicate amphibole mineral.\u003cbr\u003eCrystal system-Monoclinic. It frequently appears in radiating fibrous or acicular (needle like) crystal habits.\u003cbr\u003eMineral class- Silicates. Specifically the inosilicate subclass and amphibole group.\u003cbr\u003eRock formation- commonly found in regionally metamorphic rocks. It typically occurs in magnesium rich amphiboles, metamorphosed mafic volcanic rocks, and banded iron formations, where it frequently coexists with minerals like hornblende,garnet,magnetite and quartz.\u003cbr\u003eIt measures 5-6 on the MOHs hardness scale.\u003c\/p\u003e","brand":"Crystal and fossils","offers":[{"title":"Default Title","offer_id":58342410748291,"sku":null,"price":22.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/2524\/3040\/files\/IMG-9250.heic?v=1782560518","url":"https:\/\/crystalandfossils.co.uk\/products\/cummingtonite","provider":"Crystal and fossils","version":"1.0","type":"link"}