Estimate per-hole charge by volume or Langefors formula.
Estimate per-hole charge by volume or Langefors formula.: computes and outputs results from the input parameters.
| Item | Formula | Source / Standard |
|---|---|---|
| Ore body volume | V = area * thickness | JORC resource estimation guidance |
| Ore tonnage | M = V * bulk density | JORC Code tonnage estimation |
| Contained metal | metal = tonnage * grade | JORC Code grade reporting |