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delfstof f
environ. mineral; mineral A naturally occurring substance with a characteristic chemical composition expressed by a chemical formula; may occur as individual crystals or may be disseminated in some other material or rock
delfstoffen f
environ. mineral resource; mineral resources; mineral resource Valuable mineral deposits of an area that are presently recoverable and may be so in the future; includes known ore bodies and potential ore
delfstof: 25 phrases in 11 subjects
Coal3
Earth sciences2
Economy2
Energy industry1
Environment2
General7
Law2
Life sciences1
Mining1
Nuclear physics2
Statistics2