COPPER CUBES

Details

COPPER CUBES 1 1/4 INCHES SQUARE.  GRADE 1085 WHICH IS 97% PURE COPPER (CU).  PERIODIC TABLE #29 AND ATOMIC MASS 63.55 AND THE COPPER DENSITY IS 8.92g/cc. THE WEIGHT IS 10 OUNCES  SOMETHING DIFFERENT FOR YOUR COLLECTION OR AS AN EYE-CATCHING PAPER WEIGHT AT YOUR OFFICE.