Resistivities for common metals

The following table shows the resistivities of several materials. The values are correct at 20 degrees Celsius.

Element

Resistivity at 20 °C (Ω.m)

Aluminum

 2.82 x 10-8

 

Carbon (Graphite)

 3.5 x 10-5

 

Constantan

 4.9 x 10-7

 

Copper

 1.7 x 10-8

 

Germanium

 4.6 x 10-1

 

Glass

 1010 to 1014

 

Gold

 2.44 x 10-8

 

Iron

 1.0 x 10-7

 

Lead

 2.2 x 10-7

 

Manganin

 4.82 x 10-7

 

Mercury

 9.8 x 10-7

 

Platinum

 1.1 x 10-7

 

Quartz (fused)

 7.5 x 1017

 

Silicon

 6.40 x 102

 

Silver

 1.59 x 10-8

 

Tungsten

 5.6 x 10-8

 

References: 
http://en.wikipedia.org/wiki/Resistivity
http://hyperphysics.phy-astr.gsu.edu/hbase/Tables/rstiv.html