Need COPPER fines or COPPER lumps ( stones)

We need COPPER fines or COPPER lumps ( stones)

We will follow below standard quality:
Copper grade : 15% the higher the better .
Pb.: rejection exceed 6.0%
F : rejection exceed 0.1%
Cd.: rejection exceed 0.05%
Hg.: rejection exceed 0.01%
Size : 0-5 mm
Moisture : 3.0% max.

Congo & Zambia origin only