orthern Rare Earths announced April rare earth product listing price. Lanthanum oxide is listed at RMB 4,100 per ton; cerium oxide is listed at RMB 7,600 per ton; praseodymium oxide is listed at RMB 365,700 per ton; neodymium oxide is listed at RMB 374,000 per ton; praseodymium metal is listed at RMB 455,000 per ton; neodymium metal is listed at RMB 465,000 per ton.