Calculator
Contained metal
Tonnage multiplied by grade, for any commodity and unit. Shows why contained metal is not recoverable metal.
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Calculators and tools
Working tools for reading resource statements and drill results. Everything runs in your browser, nothing is sent anywhere, and each tool shows the formula it uses and where it stops being reliable.
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Calculator
Grade and unit conversion
Convert between g/t, ppm, per cent, ounces per ton and kilograms per tonne.
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Calculator
Grade times width
Compare drill intercepts on a like-for-like basis, and see what true width does to the figure.
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Calculator
Dilution
What mining waste alongside ore does to the grade that reaches the plant.
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Calculator
Enterprise value
Market capitalisation plus debt less cash, and enterprise value per resource ounce or tonne.
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Tool
Drill result decoder
Paste the numbers from a drill result and see what each part means. It explains, it does not judge: no drill result is called good or bad here.
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Tool
Exploration stages
How a project moves from a target on a map to a mine, and roughly where the companies we cover sit along that path.