Copper Concentrate, Cu 27.4%, As 0.001%, Au <0.05 g/t, Ag 56.4 g/t, Moisture 1.92%

10 mm to 100 mm: Fe max 5.5% / P max 0.1% / Moisture max 10%

Y2O3, 99.999% min purity

above 1%

above 20%

above 40%

Cr: 62% MIN & 65%MIN C: 1.0%MAX&1.5%MAX Si: 1.5%MAX S: 0.05%MAX P:0.02%MAX SIZE: 10-60 MM

Cr: 57%min C: 9%max Si: 3.5%max S: 0.05%max P: 0.02%max size: 10-60 mm

Cr > 40% size: 0-1 mm

Cr: 62% MIN & 65%MIN C: 1.0%MAX&1.5%MAX Si: 1.5%MAX S: 0.05%MAX P:0.02%MAX SIZE: 10-60 MM