Mumbwa, Mumbwa District, Central Province, Zambia : Zambia's first copper mining town (since 1897). Ore-producing mines were Sable, Silver King, Crystal Jack, and Lou-Lou. Gold was mined in Matala, 30 km away, until 1939. ... In the year 2004, a 9.000 km² wide copper-iron-gold orefield was staked. Select Mineral List Type