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Financial modelling of stockpiles in a mining project

How to model a stockpile in a mining project, from the contained metal in the mining schedule to the average grade and the value on the balance sheet.

Webinar · Recording · Presented by Alex Portnoy · 28 March 2023

In many mining projects the open pit (open cut) mine starts months or even years before the processing plant. The ore builds up in a stockpile, and the model has to carry the right grade into the mill and the right value onto the balance sheet.

This webinar models a stockpile for a gold mine. The method works for any other commodity and for many processing applications.

What you will learn

  • Calculate the contained metal in processed ore from the mining schedule
  • Build a transparent stockpile account
  • Follow the contained metal through mining and processing, and the timing gap between the two
  • Analyse the average grade of the stockpile, and the compromises each level of accuracy needs

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Financial modelling of stockpiles in a mining project

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