EKATERINEBURG, the chief town of a cognominal circle, in the government of Perm, Asiatic Russia. It is situated on the river Iset, at the foot of the E. declivity of the Ural Mountains. This town was founded by Peter the Great in 1723, and is regularly built and fortified. It is the seat of a mining administration for the district, and has a mint, museum of mineralogy, mining school, extensive foundries and forges, and works for the cutting and polishing of precious stones. Being on the high road from Russia to Siberia, this place enjoys a considerable transit trade. Pop. (1851) 15,852, almost wholly employed in the mines, and in the working of metals.