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See what the ground is worth.

Public deposits shared by the community. Open one to read its economics, or fork a copy into your own workspace.

Drag to spin · click a pin to open a project
  1. 1Input
  2. 2Deposit
  3. 3Topography
  4. 4Economics
  5. 5Solve

How is this deposit defined?

Pick one path. Lodes and drill data are stored separately; the pit is solved from the method you choose.

Input: Lodes

Ore lodes

Topography

What the ground above the deposit looks like. The pit walls daylight at this surface, so it sets where the pit rim ends up.

Economics & model settings

Metal prices and recovery drive value, the biggest levers on NPV. Each metal carries its own price, recovery, payability and cut-off, in the units that metal is quoted in. The mining method sets how the deposit is extracted and solved.

Mining method

Solve the optimal pit

⚡ Solves in your browser, so your data never leaves your device. Large models can take a while on slower computers.

The solved pit is drawn beside this panel. When it looks right, Save simulation in the top bar to store it as a scenario.

Results