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Process / pipelineEconomic Optimization

Lanes Cut-off Grade Model

Lanes Cut-off Grade Model, udviklet af Kenneth F. Lane og formaliseret i hans bog fra 1988, udgør en stringent økonomisk ramme for bestemmelse af den minimale malmkvalitet, der bør udvindes og forarbejdes. Modellen tager højde for variable mineomkostninger, metallurgisk udbytte og råvarepriser for at optimere profit pr. enhed forarbejdet materiale. Modellen er fundamental inden for mineøkonomi og danner grundlag for daglige driftsbeslutninger på tusindvis af miner globalt.

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Kilder

  1. Lane, K. F. (1988). The economic definition of ore: cutoff grades in theory and practice. Mining Journal Books, London. link
  2. Stewart, W. P., Michaud, D. E. (2011). Technical evaluation of mineral reserves. Society for Mining, Metallurgy & Exploration, Inc. link

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ScholarGate. (2026, June 3). Lane's Cut-off Grade Model. ScholarGate. https://scholargate.app/da/mining-engineering/cut-off-grade

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ScholarGateCut-off Grade (Lane) (Lane's Cut-off Grade Model). Hentet 2026-06-15 fra https://scholargate.app/da/mining-engineering/cut-off-grade · Datasæt: https://doi.org/10.5281/zenodo.20539026