Layered reddish and silver and black color needle radiating crystals. I also see some metal in the unusual specimen, silver, copper, gold coloration spots. 1800s Ore Knob Copper Mine tailings specimen. Historic mine in the Blue Ridge Mountains, Ashe County, North Carolina. Review photos for details, 3" x 2" x 1 3/4". All measurements are from the longest point. Unusual, rare combination specimen