Cleavability, [2], [41]

Cleavage, [41], [118], [133]

Coefficient of elasticity (see [Modulus of elasticity])

expansion, [84]

Cold, effect of, [86]

Color, [50], [58]-59

Column, long, [12], [14], [144]

short, [15], [102]-104

Compression across the grain, [94], [104]-107, [133]