{"product_id":"sphalerite-on-galena","title":"Sphalerite on Galena","description":"\u003cp data-start=\"59\" data-end=\"341\"\u003eThis specimen formed in Mississippi Valley–type hydrothermal deposits, where zinc- and lead-rich fluids crystallized within open fractures of the host rock. First forming as metallic galena, later stages introduced sphalerite, which grew across and alongside the earlier crystals.\u003c\/p\u003e\n\u003cp data-start=\"343\" data-end=\"535\"\u003eThe Tri-State Mining District, spanning parts of Missouri, Kansas, and Oklahoma, is one of the classic American lead-zinc regions, known for producing well-crystallized sulfide associations.\u003c\/p\u003e\n\u003cp data-start=\"537\" data-end=\"726\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eWith its contrast of bright metallic galena and darker sphalerite, this piece reflects multiple stages of mineral deposition in one of the most historic mining areas of the United States.\u003c\/p\u003e","brand":"Mineral Nexus","offers":[{"title":"Default Title","offer_id":43196919152730,"sku":null,"price":35.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0658\/2504\/6618\/files\/MN0316-SphalereiteonGalnea-USA-_35_16_-Edited.jpg?v=1775768081","url":"https:\/\/themineralnexus.com\/products\/sphalerite-on-galena","provider":"Mineral Nexus","version":"1.0","type":"link"}