{"product_id":"algae-jasper-stromatolitic-jasper-minnesota-copy","title":"Sphalerite (Ruby Jack)- Joplin, Tri-State District, Missouri, USA","description":"\u003cp\u003eSphalerite (Ruby Jack)\u003cbr\u003eJoplin, Tri-State District, Missouri, USA\u003cbr\u003eDimensions: 3.9 x 3.7 x 2.5 cm\u003c\/p\u003e\n\u003cp\u003eA classic vintage specimen of Ruby Sphalerite, historically known as “Ruby Jack,” from Joplin, Missouri, in the famous Tri-State Mining District. The specimen is densely covered with sharply formed, highly lustrous sphalerite crystals appearing nearly black in reflected light, while thinner crystal edges and portions reveal warm honey-amber to reddish-brown translucency when illuminated.\u003c\/p\u003e\n\u003cp\u003eRuby Jack is the traditional name given to the red to reddish-brown sphalerite historically mined from the Joplin district. These zinc-rich deposits made southwestern Missouri one of America's most important historic lead-zinc mining regions. Fine Joplin sphalerites are particularly prized for their brilliant luster, complex crystal forms, and flashes of rich red or amber coloration.\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eThis specimen retains its \u003cstrong\u003eoriginal vintage collection label, catalog no. 525\u003c\/strong\u003e, identifying it simply as “Ruby Sphalerite – Joplin, Missouri.”\u003c\/p\u003e","brand":"The Crystalary","offers":[{"title":"Default Title","offer_id":47991770513539,"sku":"barrydwr3-2of2-525","price":74.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0390\/4634\/8931\/files\/IMG_6422.jpg?v=1787717849","url":"https:\/\/www.thecrystalary.com\/products\/algae-jasper-stromatolitic-jasper-minnesota-copy","provider":"The Crystalary","version":"1.0","type":"link"}