Amazing sprays of Quartz on a Chalcopyrite matrix from Baia Sprie mine, Baia Sprie, Maramureș County, Romania. A beautiful and eye-catching specimen from the renowned Baia Sprie Mine, showcasing dramatic sprays of slender, lustrous quartz crystals radiating over a metallic, golden chalcopyrite matrix. The quartz forms sparkling, needle-like clusters that provide striking contrast to the rich yellow tones and iridescent flashes of the underlying chalcopyrite. Baia Sprie is internationally celebrated for its complex mineral associations and stunning crystallizations. This piece is an excellent example of the mine's best quartz-on-sulfide combinations, prized by collectors for both its visual impact and mineralogical pedigree. The Baia Sprie mine in Maramureș County, Romania, was mined continuously from the early 14th century until it ceased operation in 2006. Since then, it has been inactive with no current mining.