This method compares the actual mined tonnage (Production) against the resource model estimate (Resource) using identical spatial bounds.
MCF Legend: Blue (>1) = Gain/Dilusi, Red (<1) = Loss (Unrecovered Ore)
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| Global Mine Call Factor (MCF) | 0.87 |
| Total Actual Production | 4,250.5 T |
| Total Model Reserve (Mined Area) | 4,890.1 T |
| Variance (Tonnes) | -639.6 T |
| Mean Grade (Drillhole Input) | 1.240 kg/m3 |
| Mean Grade (Block Model Output) | 1.180 kg/m3 |
| Smoothing Bias (%) | -4.8 % |
| Geological Conclusion | ORE LOSS. Production < Model. Check for incomplete recovery or optimistic model. |