RUBTSOVSK

also spelled Rubcovsk, city, Altay kray (region), west central Russia, on the Aley River and the Turk-Sib Railway. It is the centre of an important region of mining nonferrous ores. The city manufactures agricultural machinery, chiefly diesel tractors and electrical equipment for tractors, as well as flour and other foodstuffs. Pop. (1991 est.) 172,500.