Admire this museum-quality 3538g Copper Skull, a fascinating result of copper replacement of cast conglomerate, sourced from Centennial Mine #2 in Houghton County, Michigan, USA, dating back to the 1950s. Known for its unique skull formation and rich brown patina, this specimen is a rare and striking addition to any mineral collection, offering both exceptional aesthetic appeal and significant geological interest. Perfect for collectors seeking a truly distinctive and valuable piece.
Additional Details: Museum quality. Skull formation. Results from copper replacement of cast conglomerated.
Found date: 1950's
Location: Centennial Mine #2, Houghton Co., Michigan, USA
