Quantitative Study on Empirical Strength Parameters of Extremely Fractured Phyllite Based on Fractal Theory

Table 4

Experience constants and correlation coefficients for each sample determined by shear test.

Sample name	Empirical constant	Empirical constant	Correlation coefficient
Sample I	0.174	0.000521	0.9924
Sample II	0.175	0.000524	0.9927
Sample III	0.200	0.000574	0.9987
Sample IV	0.184	0.000553	0.9848
Sample V	0.172	0.000504	0.9937