wolframite
Definizioni
A mineral that consists of a tungstate of iron and manganese; (Fe,Mn)WO₄; it is one of the principal ores for tungsten.
Equivalenti
altre 5 lingue
Livello QCER
B2
Intermedio superiore
Questa parola fa parte del vocabolario QCER B2 — livello intermedio superiore.
Questa parola fa parte del vocabolario QCER B2 — livello intermedio superiore.
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