The US copper producer grade 110 price saw a 1.1 percent increase on April 23, 2012, reaching $6.69 per pound and making it the biggest upwards shift of the day. At $6.88 per pound, the price of US copper producer grade 102 finished the market day up one percent. The cash price of Japanese primary copper saw a 0.1 percent decline to JPY 688,000 ($8,418) per metric ton.
Chinese copper prices closed mixed on Monday. Chinese bright copper scrap finished the day up 0.4 percent to CNY 50,150 ($7,956) per metric ton. Chinese copper wire prices inched up 0.2 percent to CNY 57,625 ($9,142) per metric ton. Following a two-day rise on the SHFE, the cash price of Chinese primary copper flattened at CNY 58,680 ($9,309).
On the LME, the 3-month price of primary copper increased one percent to $8,082 per metric ton. Following a 0.9 percent rise on Monday, the cash price of primary copper closed on the LME at $8,120 per metric ton.