TREATMENT

The Sociedade Mineira de Catoca Lda ,. It treats an average of 1335 ton / h of ore, about 10.6 million ton / year with a 98,9% recovery.

A process that follows the following chains:

  • Primary crushing, disintegration in autogenous mills, classification and screening
  • Ore enrichment combining Jigging and Medium Dense operations
  • Concentration of diamonds by X-ray
  • Diamond chipping

In 2016, the treated ore amounted to 11,42 million tons (9,5% above 2016 - 10,44 million tons), in a total of 7,65 million carats recovered with a content of 0,67 carats per ton (2016 - 7,22 million carats and content - 0,69). In an extraction of 15,67 million m3 of mining mass (12,3% above 2016 - 13,96 million m3), of which 10,16 million m3 of waste removed and 5,51 million m3 of ore extracted.