Chalco raises spot alumina price 10.5 pct

HONG KONG, Dec 18 (Reuters) - Aluminum Corp of China Ltd (2600.HK) (601600.SS), the country's top alumina producer, has raised its spot alumina price by 10.5 percent, after Chinese alumina prices rose 10 percent this month.

The company, also known as Chalco, was offering spot alumina at 4,200 yuan ($568) a tonne on Tuesday versus 3,800 yuan on Monday, according to its Web Site (www.chalco.com.cn). ($1=7.4 yuan) (Reporting by Polly Yam; editing by Anne Marie Roantree)