Copper Ore For Sale, origin Тanzania

We are selling and exporting copper ore with minimum quantity 20 mt and maximum 1.000 mt per month, origin tanzania,
Main product specifications:

Copper Ore
Type: Oxide
Cu content: 25% and up
Type: Lump
Chemical Composition: Cu 15% - 30 % Product Feature
AS: 0.50%
Cd: 0.05%
Hg: 0.01%
PB+Zn+Sb: 5.00%
F: 0.10%
Moisture: <8% @ 105 degrees Centigrade