Clustering object

Per unit area yield

(Million tons/month)

Mining efficiency

(Tons per work)

equipment investment

(Million yuan)

Mining cost

(Yuan/ton)

Fully mechanized mining

4.34

16.37

2046

10.2

Top grade general mining

1.76

10.83

1096

18.67

General mining

1.08

6.32

523

13.72

Blasting mining

1.44

4.81

250

9.43