Lead, zinc, tin all see advances

Metals prices were mixed on Friday, with precious metals seeing declines.

Gold closed at $667.30 per troy ounce, a decline of $1 on the session, but gained 1.9 percent over the week.

Silver, meanwhile, dropped 7 cents to $13.11 per troy ounce, but also pulled out a gain for the week, adding 2.8 percent.

October platinum was down $3.20 on the session to $1.,327.50 per troy ounce, while September palladium closed $1.30 lower to $371.45 per troy ounce.

Among base metals, copper was lower in London, but slightly higher in New York

London Metal Exchange prices were down $15 to $7,810 per tonne, but in New York September copper added 1 cent to trade at $3.59 per pound.

Nickel was also lower in London, dropping $375 to $32,825 per tonne on higher LME inventories.

Lead was up $25 to $3,005 per tonne in late afternoon trade on the LME, while aluminium added $2.50 to $2,802.50 per tonne, zinc gained $11 to $3,557 per tonne, and tin was $45 higher to $14,150 per tonne.

The price of crude oil was higher on Friday.

West Texas Intermediate crude for August delivery ended floor trade at $73.81 per barrel on the New York Mercantile Exchange, a gain of $1.31, while August contracts for Brent crude added $1.17 to $77.50 per barrel on the Intercontinental Exchange in London after rising as high as $77.68 during the session.

Brent prices were higher at least partly on shutdowns for maintenance of facilities in the North Sea.

Nymex August gasoline dropped 4 cents to $2.22 per gallon on the session, but August heating oil added 1 cent to $2.11 per gallon and September natural gas gained 17 cents to $6.78 per million British thermal units.

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