Table 4. Experiments Classified by the Half Width of the Damage Band wd in the Samplea



Experiments	Rupture Direction	Vr, m/s
Damage Half Width = 1/2 cm
H-54	left	930
H-54	right Vr could not be measured 	    -
H-55	left	1000
H-55	right	930
H-58	left	880
H-58	right	830

Damage Half Width = 1 cm
H-59	left	680
H-59	right	660
H-62	left	830
H-62	right	710

Damage Half Width = 2 cm
H-61	left	910
H-61	right	900
H-67	right Vr could not be measured 	    -
H-67	left	880
HH-10	right	850


aExperiment name, direction of rupture propagation and rupture speed vr. All experiments were run at a uniaxial stress of 12 MPa.