A Slope Stability Based Realm Optimization Analysis for an Open Pit Mine in Cold Region: Taking Jiguanshan Molybdenum Mine for Example

Table 3

Sample data statistics.

Metal	Number of samples; /n	Grade; /%			Variance	Standard deviation	Coefficient of variation
		Maximum value	Minimum value	Average value
Mo	330	0.59	0.03	0.088	0	0.07	0.79