sentences:  They returned east in 1857, having failed to strike it rich; they remembered the gold just east of the Rocky Mountains.William Greeneberry Russell led a party of Cherokee and Georgia gold miners back to Colorado in 1858, and they began placer mining along the South Platte River in present-day Denver.Three Auraria Georgians, W. Green, Levi J., and J. Oliver Russell, founded Auraria, Colorado, named after the gold-mining town in Georgia.