Zinc, Lead and Copper mineral concentrates

Lead concentrate is a blue-gray powdery material with about 7% moisture. The lead content in the concentrate is about 71.5%.

The copper concentrate is a yellow-green powdery material with about 9% moisture. The copper content in the concentrate is about 21%.

The zinc concentrate is a dark brown powdery material with about 8% moisture. The zinc content in the concentrate is about 47.5%.

Concentrates are semi-products from which pure metal is obtained through further processing.