en black copper (n)
― RelatedTo ⟶
Weight: 1.0
en mineral Source: English Wiktionary
de schwarzkupfer (n)
― RelatedTo ⟶
Weight: 1.0
en black copper Source: English Wiktionary
en black copper (n)
― RelatedTo ⟶
Weight: 1.0
en cupric oxide Source: English Wiktionary