Bring the wonder of real earth science into your hands with this striking chalcopyrite specimen. Made from natural CuFeS2 mineral, its a tactile, visually interesting piece for students, hobby geologists, and collectors who want something authentic...
Bring the wonder of real earth science into your hands with this striking chalcopyrite specimen. Made from natural CuFeS2 mineral, its a tactile, visually interesting piece for students, hobby geologists, and collectors who want something authentic...