- russiatrek.org orsk-cityIn 1938, the metallurgical plant “YuzhUralNickel” was built. Today, it produces the purest nickel and cobalt in Russia. About 66,000 people lived in Orsk in 1939.
- tripadvisor.com.tr Attractions-g2317092-…Orsk Gezilecek Yerler: Orsk - Mutlaka yapılması gereken 11 şey için Tripadvisor gezginlerinin 472 yorumuna ve fotoğrafına bak.
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- britannica.com place/OrskIt was founded in 1735 as the fortress of Orenburg, which was moved downriver in 1743. Orsk is now a major industrial centre, with a large oil.
- instagram.com orsk.adm/
- en.wikipedia.org OrskOne of the most notable stones excavated within the Orsk city line in the Mount Polkovnik is jasper. Orsk jasper is revered for its variety of natural designs and colors.