Foaled in Kentucky, a descendant of the great Sir Archy, Steel Dust was brought to Texas as a yearling in 1844 by Middleton Perry & Jones Greene. died ~1864. He was a match racer. His progeny and his legend spread as cowboys drove Longhorns up the trails from Texas and opened the Great Plains to ranching. The name Steel Dust came to identify an entire breed of horse; they were called “Steeldusts,” the cowboy’s favorite kind. They were heavy-muscled horses, marked with small ears, a big jaw, remarkable intelligence and lightning speed up to a quarter of a mile. He is famous for being one of the most influential horses to develop the Quarter Horse as a breed because a large percentage of registered Quarter Horses have him in their pedigrees; so much so that those involved in the formation of the AQHA reportedly considered naming the breed Steel Dust Horses.