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Tool

Drill Calculator

Translate any polymetallic drill intercept into a dollar value per tonne. Live spot prices across 18 metals — adjust any input, switch currency, and read the precious-metal share (nugget) and net realizable value (residual).

Loaded from AUME · AUR-26-02 drill result — edit any value to model your own scenario.
Spot Prices (editable)
Display currency:
Enter Drill Intercept
Estimate — Mo is thinly traded on LME. Industry valuations typically use Platts/Argus dealer oxide prices, which may differ from generic spot.
Recovery & Costs (editable assumption)

Used for residual (net) value below. Defaults are industry starting points — override for your deposit.

Total Value Per Tonne
$164.08
across 1.5 metres
Nugget — precious-metal value
$164.08 /t
100% of total value · base metals $0.00/t
Residual — net realizable value
$107.67 /t
gross $164.08 → recovered $147.67 − cost $40.00
Au
100.0%$164.08/t
Equivalent Grades
MetalInput Grade$/tonneEq. GradeGram-m
Gold1.73 g/t$164.081.730 g/t2.6
Silver$0.00152.343 g/t228.5
Platinum$0.005.181 g/t7.8
Palladium$0.005.261 g/t7.9
Rhodium$0.000.512 g/t0.8
Copper$0.001.601 %2.4
Zinc$0.005.815 %8.7
Nickel$0.000.999 %1.5
Lead$0.007.594 %11.4
Antimony$0.000.738 %1.1
Tungsten$0.000.046 %0.1
Lithium$0.000.595 %0.9
Tin$0.000.361 %0.5
Cobalt$0.000.471 %0.7
Molybdenum$0.000.372 %0.6
Uranium$0.000.086 %0.1
Iron Ore$0.00147.449 %221.2
Gallium$0.00578.464 g/t867.7
Total$164.08

How to read this

  • Total value per tonne — the gross dollar value of the rock at current spot prices, before any recovery, mining, or processing cost. A real mine recovers 60–95% depending on metallurgy.
  • Nugget — the share of total value from precious metals (gold, silver, platinum, palladium, rhodium). Tells you whether it's really a precious-metals story or base metals dressed up by a high gold price.
  • Residual (net realizable) value — what's left after recovery and operating cost. Edit recovery % and cost per tonne to model your own deposit; this is the "real value," not the gross.
  • Equivalent grades — what the same total value looks like expressed as a single metal. Useful to compare polymetallic intercepts against a single-metal benchmark (e.g. AuEq, CuEq).
  • Gram-metres — equivalent grade × width. The standard junior-mining shorthand for intercept significance.
  • Spot prices are editable — override any number to model your own price deck. Live prices refresh hourly via Metals-API.

This calculator is for informational purposes only. It does not constitute investment advice or a valuation of any specific deposit, project, or company. Recovery rates, mining costs, processing costs, royalties, and metallurgy vary by deposit — residual value uses editable assumptions, not a deposit-specific study. Always read the original NI 43-101 or JORC report before drawing conclusions about a drill result.

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