Quartz with Limonite coating from Cavnic Mine, Cavnic, Maramureș County, Romania. A beautiful quartz specimen from the Cavnic Mine, Cavnic, Maramureș County, Romania, featuring crystals delicately coated with warm, earthy limonite. The iron-oxide coating softens the quartz’s natural translucency, giving the piece a rich, honey-brown tone and excellent visual depth. This classic Cavnic piece shows great coverage and contrast, making it an attractive display specimen for collectors who appreciate both color and texture in their quartz. The Cavnic Mine is celebrated for producing world-class sulfide mineral combinations, and this piece exemplifies the locale’s quality with excellent crystal form and visual appeal. Such combinations of pyrite and chalcopyrite, occasionally with iridescent surfaces, are highly sought after by collectors for their vivid aesthetics and mineralogical significance. The Cavnic Mine in Maramureș County, Romania has not been operating since 2008, when all mines in the area were closed, the adits were sealed, and external infrastructure was demolished or is in the process of demolition.