{"product_id":"natural-blue-kyanite-crystals-x-75-from-karoi-zimbabwe","title":"Natural Blue Kyanite Crystals x 75 From Karoi, Zimbabwe","description":"\u003cp\u003e\u003cstrong\u003eA NOTE FROM NICK\u003c\/strong\u003e\u003cbr\u003eA large flat of 75 selected and cleaned natural single Karoi fluorescent Kyanite blue crystals. These are natural crystals with striated sides, semi translucent, with black Biotite Mica on them. They come from the pegmatites around Karoi in Zimbabwe, where they are mined sporadically.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePRODUCT DESCRIPTION\u003c\/strong\u003e\u003cbr\u003eKyanite is an aluminium silicate mineral that forms in high-pressure metamorphic rocks. It forms long, flat, blade-like crystals in light to deep blue, with a glassy to pearly lustre, and some pieces are fluorescent under UV light. It has a Mohs hardness of 4.5 to 7, softer along the length of the blade than across it.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePRODUCT DATA\u003c\/strong\u003e\u003cbr\u003eLocality = Karoi, Zimbabwe\u003cbr\u003eGrade = Good to A Grade\u003cbr\u003eSize = 50 - 84 mm\u003c\/p\u003e","brand":"KYANITE","offers":[{"title":"Default Title","offer_id":50839282516161,"sku":"189-879-261027BM","price":1870.4,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2066\/6451\/files\/189879_17.jpg?v=1793631212","url":"https:\/\/www.toprocks.com\/products\/natural-blue-kyanite-crystals-x-75-from-karoi-zimbabwe","provider":"Toprock Gemstones and Minerals ","version":"1.0","type":"link"}