Kalatay
Kalatay is identifiable with Kalata, the settlement on the Kalatinka River that later became Kirovgrad in the Middle Urals. Its early history is less securely dated than the later industrial town's. Regional accounts give conflicting seventeenth-century foundation dates, while another local history provisionally begins the documentary record in 1808. These differences caution against treating one precise founding year as established.
The locality's clearer early nineteenth-century setting is the exploitation of mineral deposits. Kalata became associated with gold workings, and mining histories date the opening of the Kalata and Yezhov deposits to 1812. Prospecting and extraction linked the small settlement with the broader Ural mining economy. The development of gold and copper resources around Kalata involved the Yakovlev industrial interests, rather than only the better-known Demidovs. This phase belongs to the mining countryside of the late imperial frontier; the large copper-smelting works that later defined the town were a separate, much later development.