Optimization of Stope Structure Parameters Based on the Mined Orebody at the Meishan Iron Mine

Table 4

The drawing ore date in the test stope.

Number	Q (t)	C (%)	Qc (t)	Cc (%)
1	3258	45.64	3326	42.1
2	3289	45.72	3196	42.1
3	3313	45.29	3294	42.1
4	3303	46.22	3603	42.1
5	3326	46.88	3104	42.9
6	3347	46.35	3552	42.9
7	3366	46.96	3493	42.9
8	3355	46.64	3679	42.9
9	3372	47.17	3556	42.9
10	3354	47.38	3667	41.39
11	3339	47.37	3594	41.39
12	3328	47.15	3730	41.39
13	3386	47.62	3973	41.39