The initial economic numbers from the December 2011 PEA analysis were based on a tantalum recovery of 50%. The latest results indicate a 27.6% increase in average recovery compared to the PEA ...

Tantalum is a metal in group VB of the periodic table with atomic number 73, an atomic weight of 180.95, and a density of 16.6 Mg/m 3. Its melting point is 2996 C, and it boils at 5425 C. In the solid ...