Review on the Development of Mining Method Selection to Identify New Techniques Using a Cascade-Forward Backpropagation Neural Network

Table 4

Characteristic of underground mining rock.

Characteristics of ore
Geometry/form	T, tabular
Width of ore, m	N, thin	Characterization
	17.5	Amplitude
Dip angle of ore, degrees	70°
Allocation of grade levels	G, gradational	Characterization
	G, gradational	Amplitude
Depth below surface, m	SH, shallow	Characterization
	210, m	Amplitude
Ore	M, medium	Characterization
	60	Amplitude
Hanging wall	VW, very weak	Characterization
	45	Amplitude
Footwall	VW, very weak	Characterization
	45	Amplitude
Ore	VW, very weak
	40
Hanging wall	W, weak
	35
Footwall	W, weak
	40