Results of closed circuit flotation for actual ores/%.

Products	Productivity		Copper grade		Copper recovery
	IBX	GC-I	IBX	GC-I	IBX	GC-I
Concentrate	1.50	0.82	19.88	37.02	80.74	80.70
Tailings	98.50	99.18	0.072	0.073	19.26	19.30
Ores	100.00	100.00	0.37	0.38	100.00	100.00