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Mining and Minerals

Metal Accounting and Plant Reconciliation

Metal accounting produces the number a mine reports to its owners and its regulator, and it is assembled from sampling, assaying and mass measurement that each carry error. This course covers producing a defensible one. Delegates work through the accounting framework and its governing principles, sampling and measurement points and the error each contributes, and mass balancing with data reconciliation. Stock and in circuit inventory measurement is covered, including the lock up that hides in a plant. Variance analysis and the investigation of an unexplained discrepancy follow. The course closes on governance, audit and the controls that distinguish a measurement error from a loss.

Course objectives

  • Apply the metal accounting framework and its governing principles
  • Identify sampling and measurement points and quantify their error
  • Mass balance a plant and reconcile the data
  • Measure stock and in circuit inventory including lock up
  • Analyse variances and investigate an unexplained discrepancy
  • Distinguish a measurement error from an actual loss
  • Meet governance and audit requirements for reported metal

Who should attend

  • Metallurgical accountants and plant metallurgists
  • Finance staff reporting production
  • Laboratory and sampling personnel
  • Internal auditors covering mining operations
  • Mine and plant managers accountable for reported output

Course outline

  1. 01The number owners and regulators receive
  2. 02The accounting framework and principles
  3. 03Sampling and measurement points
  4. 04Error contribution and uncertainty
  5. 05Mass balancing and data reconciliation
  6. 06Stock, in circuit inventory and lock up
  7. 07Variance analysis and investigation
  8. 08Governance, audit and controls

Scheduled sessions

Scheduled sessions for Metal Accounting and Plant Reconciliation
DatesVenueFormatPriceRegister
11 to 13 November 2026OnlineOnlineR6,500 per delegateRegister Now
13 to 15 January 2027Windhoek, NamibiaClassroomR14,950 per delegateRegister Now
8 to 10 February 2027Johannesburg, South AfricaClassroomR14,950 per delegateRegister Now
15 to 17 February 2027Dar es Salaam, TanzaniaClassroomUSD 995 per delegateRegister Now
8 to 10 March 2027Kampala, UgandaClassroomUSD 995 per delegateRegister Now
29 to 31 March 2027Harare, ZimbabweClassroomUSD 995 per delegateRegister Now

Metal Accounting and Plant Reconciliation

From R6,500

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