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See Chinese contents: GB/T 17766-2020 GB/T 17766-2020: Classifications for mineral resources and mineral reserves
This Standard specifies the classification of mineral resources and reserves, their relationship, release and use of terms. This Standard applies to the statistics and release of mineral resources; mineral resource management and planning, policy formulation; formulation of mineral exploration and development related technical standards; estimation, evaluation and information release of resources and reserves.
