Electric resistivities

Table
Electric resistivities
(at room temperature)
material resistivity
(ohm-metre)
silver 1.6 × 10−8
copper 1.7 × 10−8
aluminum 2.7 × 10−8
carbon (graphite) 1.4 × 10−5
germanium* 4.7 × 10−1
silicon*    2 × 103
carbon (diamond)    5 × 1012
polyethylene    1 × 1017
fused quartz  >1 × 1019
*Values very sensitive to purity.
See as table:

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Universalium. 2010.

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