At $7,675 per metric ton, the LME copper 3-month price moved up 1.3 percent on Aug. 24, 2012, making it the day’s biggest mover on MetalMiner’s copper price index. Also on the LME, the primary copper cash price rose 1.3 percent to $7,667 per metric ton.
The prices of US copper producer grades 110 and 122 each gained 1 percent. The price of US copper producer grade 102 inched up 0.9 percent. The Japanese copper cash price held steady in the mid-$8,100-per-metric-ton range.
Chinese copper prices were mixed for the day.
After improving for two days, the price of Chinese copper wire declined 0.2 percent, as did the price of Chinese copper bar, after two days of improvement.
The Chinese copper cash price changed direction with a 0.2 percent drop as well, also after two days in a row of improving prices. Meanwhile, Chinese bright copper scrap saw little change in its price last Friday.