Pyrite with Sphalerite on Calcite var. Manganoan (UV) from Trepča Mine, Trepča complex, Mitrovica, Mitrovica District, Kosovo. An exceptional specimen featuring brilliant pyrite and lustrous sphalerite crystals atop vibrant manganoan calcite matrix from the legendary Trepča Mine, Trepča complex, Mitrovica, Kosovo. Under UV light the back of the specimen, the manganoan Calcite fluoresces an eye-catching pink. The Trepča Mine is celebrated as one of Europe’s premier mineral localities, renowned for the diversity and beauty of its sulfide minerals. This specimen captures both the visual allure and the rich mining heritage of the region, making it a coveted addition for collectors seeking classic Balkan minerals or a distinctive display piece from Kosovo’s mineralogical crown jewel.