Resistivity (ohm-cm) for Common Metals at Room Temperature
Aluminum 2.828 x 10-6
Copper 1.676 x 10-6
Silver 1.586 x 10-6
Gold 2.214 x 10-6
Tungsten 5.510 x 10-6

Resistance and Resistivity for Selected Common Metals
  10-ga wire Resistance
(Ohms/ft)
Resistivity
(x 10-6 ohm-cm)
  Silver 0.000944 1.629
  Copper 0.000999 1.724
  Gold 0.00114   2.44
  Aluminum 0.00164   2.828
  Iridium 0.00306   5.29
  Tungsten   5.510
  Brass 0.00406   7.00
  Iron 0.00579   10.0
  Platinum 0.00579   10.0
  Steel 0.00684   11.8
  Lead 0.0127     22