Copper. 3.58, 3.68 from prior posts
Today
Copper 3.71 $US/lb
Nickel: 8.07 $US/lb
Aluminum: 0.9355 $US/lb
Zinc: 1.285 $US/lb
Tin: 9.72 $US/lb
Silver: 401.41 $US/lb
Platinum: 16,187.5 $/lb
Gold: 28,542.5 $US/lb
Palladium: 35,802.08 $US/lb
Iridium: 39,375 $US/lb
Rhodium: 272,708.33 $US/lb