Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Great Zimbabwe National Monument' has mentioned 'Copper' in the following places:
Occurrence Sentence Text Source
[24] Other artefacts include soapstone figurines (one of which is in the British Museum[25]), pottery, iron gongs, elaborately worked ivory, iron and copper wire, iron hoes, bronze spearheads, copper ingots and crucibles, and gold beads, bracelets, pendants and sheaths.
Copper coins found at Kilwa Kisiwani appear to be of the same pure ore found on the Swahili coast.