{"product_id":"sphalerite-with-dolomite-joplin-tri-state-mining-district-jasper-county-missouri-usa-copy","title":"Hancockite- Franklin, Franklin Mining District, Sussex County, New Jersey, USA","description":"\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eHancockite\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eFranklin, Franklin Mining District, Sussex County, New Jersey, USA\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eDimensions:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 4.4 × 2.9 × 3.4 cm\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eProvenance:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Original vintage collection label, catalog no. 224, included with specimen.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eA richly colored Hancockite specimen displaying an intricate mixture of deep reddish-pink, olive-green, golden-brown, and nearly black mineralization. The specimen exhibits a rugged, intergrown crystalline texture, with areas of reflective dark mineral surfaces contrasting against the muted pink and green portions. Small cavities, irregular crystal faces, and variations in luster give the piece considerable visual complexity, characteristic of the unusual mineral assemblages associated with Franklin, New Jersey.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eHancockite is a rare member of the epidote group, distinguished by its lead-bearing chemical composition. Originally described from Franklin, New Jersey, it is closely associated with the region's extraordinary zinc-rich metamorphic mineral deposits. The Franklin Mining District is internationally renowned for its exceptional mineral diversity, including numerous rare species and minerals first described from the locality. This vintage-labeled Hancockite specimen represents an interesting example of the distinctive mineralogy that has made Franklin a celebrated destination for collectors and mineralogists.\u003c\/span\u003e\u003c\/p\u003e","brand":"The Crystalary","offers":[{"title":"Default Title","offer_id":67782397100163,"sku":"barrydwr9-2of2-224","price":45.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0390\/4634\/8931\/files\/IMG_32412.jpg?v=1791935372","url":"https:\/\/www.thecrystalary.com\/products\/sphalerite-with-dolomite-joplin-tri-state-mining-district-jasper-county-missouri-usa-copy","provider":"The Crystalary","version":"1.0","type":"link"}