Copper blister ore, matte, etc. Series is exactly comparable to pre-1960 data. Copper ingots, bars, cakes, slabs, etc. Series is exactly comparable to pre-1960 data. Cobalt in ores.
Data are no longer available.
Cobalt, metals and alloys. Series is exactly comparable to pre-1960 data. Series is exactly comparable to pre-1960 data. Lead ore and scrap. Series is exactly comparable to pre-1960 data.