Mining and metallurgy education · Ore and samples

Grade after barren dilution

Estimate grade after adding a stated mass of zero-grade dilution material to a sample.

Published · R0

Method and scope

Diluted grade = contained material mass ÷ (ore mass + barren dilution mass).

Use grade after barren dilution for educational calculation or a clearly scoped arithmetic estimate. Intended for Learners, General educational use.

Inputs
  • Ore mass before dilution — kg, t
  • Ore grade — 1
  • Barren dilution mass — kg, t
SOURCE AND LIMITS

Assumptions: Dilution material contains zero of the measured valuable component. Masses are on the same moisture and assay basis.

Limitations: Actual waste may contain some valuable material and mass accounting can require moisture correction.

Method version 1.0.0 · Unit registry and result provenance are shown after calculation. This tool is limited to the documented scope.
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