Friday's oil, gas, gold, zinc prices

North Slope oil: $35.23 a barrel, down $0.87.

U.S. natural gas, Henry Hub: $5.59 per million BTU, down $0.39.

Gold, N.Y. Mercantile: $854.30 per ounce, up $0.40.

Zinc: $0.5876 per pound, down 2.65 cents.

Anchorage Daily News