{"product_id":"fluorescent-franklinite-franklin-nj-copy","title":"Fluorescent Franklinite | Franklin, NJ","description":"\u003cp\u003e\u003cspan\u003eFranklinite is a dense, black, metallic zinc-iron-manganese oxide mineral belonging to the spinel group. Found in Franklin and Sterling Hill, New Jersey, it is now the official state mineral of New Jersey. It typically forms octahedral crystals, is weakly to moderately magnetic, has a Mohs hardness of 5.5–6.5, and a specific gravity of 5.07–5.22. These specimens fluoresce beautifully under blacklight, making them incredibly unique!\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis item is 8 oz\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e(item #4 of 10 ( for store use only))\u003c\/span\u003e\u003c\/p\u003e","brand":"Good Earth Rocks Gallery","offers":[{"title":"Default Title","offer_id":48668601647278,"sku":null,"price":10.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0582\/1700\/5230\/files\/IMG_0180.jpg?v=1785523718","url":"https:\/\/goodearthrocksgallery.com\/products\/fluorescent-franklinite-franklin-nj-copy","provider":"Good Earth Rocks Gallery","version":"1.0","type":"link"}