The notation in WHITE:

A	A-2N	F

A-2N	A	F

F	F	C
	

			N

				N

					L


in general vij^2 = Cij/rho




                 g/cm^3        10^10 dynes/cm^2

                 rho     A      C      F        L       N

Austin Chalk     2.2     22     14     12       2.4     3.1

Pierre Shale     2.0     10     9.2    6.8      1.3     1.5

Gypsum-soil      2.35    28.4   8.5    4.3      1.5     9.7

Plexi-Alu        1.95    51.8   21.4   13       3.65    14.1

Sandstone        2.3     36.8   36.8   12.466   12.167  12.167






