The base metals prices on the London Metal Exchange (LME) closed mixed on Friday.
The three-month unofficial copper price dropped 9 U.S. dollars, or 0.16 percent, to 5,580 U.S. dollars per tonne.
The three-month unofficial aluminium price increased 1 U.S. dollars, or 0.06 percent, to 1,694 U.S. dollars a tonne.
The three-month unofficial lead price lost 10 U.S. dollars, or 0.55 percent, to 1,796 U.S. dollars a tonne.
Besides, the three-month unofficial zinc price lost 3 U.S. dollars, or 0.15 percent, to 2,001 U.S. dollars a tonne.
The three-month unofficial nickel price increased 5 U.S. dollars, or 0.04 percent, to 11,290 U.S. dollars a tonne.
The three-month unofficial tin price increased 50 U.S. dollars, or 0.36 percent, to 14,075 U.S. dollars a tonne.