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02<br />

Ore Bene�ciation & Transport<br />

On the northern part of RABIA’s geological corridor, there is an about 2<br />

km long groundwater oasis. Wild pepper trees are indicating excellent<br />

water supply. It is supposed that a groundwater stream originating<br />

from the Andes, is causing the observed natural phenomenon. This is<br />

the only place in the region where such water occurrences are<br />

reported.<br />

Ore bene�ciation and transport<br />

The r.o.m. ores are crushed by a low speed sizer (primary<br />

and secondary). Thereafter, and during the initial mine<br />

cycle period of about four years, lower amounts of crushed<br />

ore will be transported to the deep water port of Huasco for<br />

shipment to Ras Al Khaimah, UAE.<br />

At later stages with larger daily output of r.o.m. ore, a<br />

pregnant leach solution (PLS) concentrate will be prepared<br />

in site at the mine for subsequent transport to the port and<br />

shipment to the UAE.<br />

Extraction and puri�cation of copper and gold<br />

In the free zone of the harbour, the solvent extraction (Sx)<br />

and electro winning (Ew) to produce LME grade copper<br />

cathodes, will be performed under the roof of one single<br />

plant. For environmental reason, the circuits will be kept<br />

closed. The corresponding plant will be designed and built<br />

up by the Bulgarian company Iontech Engineering Ltd. The<br />

capacity of the plant shall be developed stepwise from 50<br />

tpm copper cathodes in the initial phase to reach the<br />

long-term level of several thousand tons per month. At the<br />

same time, gold will be also recovered at high purity level.<br />

Water resources<br />

On the northern part of RABIA’s geological corridor, there is<br />

an about 2 km long groundwater oasis. Wild pepper trees<br />

are indicating excellent water supply. It is supposed that a<br />

groundwater stream originating from the Andes, is causing<br />

the observed natural phenomenon. This is the only place in<br />

the region where such water occurrences are reported.<br />

CORPORATE BROCHURE - 2011

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