Nkamouna Cobalt - Nickel - Manganese Project - Geovic Mining Corp
Nkamouna Cobalt - Nickel - Manganese Project - Geovic Mining Corp
Nkamouna Cobalt - Nickel - Manganese Project - Geovic Mining Corp
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Process Flow Diagram<br />
Diesel<br />
Generators<br />
Sulfuric<br />
Acid Plant<br />
Steam<br />
Boilers<br />
R-O-M Ore 10,000 TPD<br />
Crush, Attrition & Size<br />
0.90% Co 2,000 tpd<br />
Pyrite<br />
Reductive/Atmospheric Leach 95°C<br />
Sodium Hydrosulfide<br />
Grind 2,000 TPD<br />
+48 mesh x -1/2”<br />
80% - 150 mesh<br />
Sulfidize & Re-Leach Co & Ni<br />
PLS Purification<br />
PUG Tails<br />
- 48 mesh x 0<br />
CCD Tails<br />
Tailings<br />
Storage<br />
Soda Ash<br />
Conventional Solvent Extraction<br />
Soda Ash<br />
Soda Ash<br />
Precipitation<br />
Precipitation & Calcination<br />
Precipitation<br />
<strong>Manganese</strong><br />
Carbonate<br />
<strong>Cobalt</strong> Oxide<br />
<strong>Nickel</strong><br />
Carbonate<br />
47.5 % Mn 49.5 % Ni<br />
73.4 % Co<br />
April October 2010 2010<br />
March 2010 <strong>Nkamouna</strong>/Mada <strong>Project</strong> Update- 10