The first U-Pb age data of zircons from relict spreading zones in the Middle Urals.

The article focuses on the zones of paleospreading and crustal extension in the Ural Mountains, Russia runs from north to south through western Russia. It states that the fragments of the sheeted dyke complex extends with breaks over 60 kilometers in the eastern framework of the Revda massif, Urals Region, Russia. It mentions that these dykes are made of fine grained gabbrodolerites and porphyritic dolerites with plagioclase and hornblende phenocrysts, as well as less common aphyric and fine porphyritic varieties.