an ore is a rock containing enough valuable mineral to make it worth extracting. ... copper minerals are found in over one hundred varieties, although only a few have been worked for copper on a large scale. the most abundant ores...
description of commodity: copper ore 6% to 25% origin: (specify country, state, province) mexico quantiy: (example: metric tons (mt) 2, 000mt + monthly desired contract length: (how many months) one year o more delivery: (example: how many vessels...
we are mining, exports company and sale copper ore we are mining, exports house in thailand, we sale copper ore 21% and rejection below 15% . we sale in fob , karachi port 50-100mt per montly basis. size in lump from ...