Ruby other rubies of similar quality. After color follows clarity: similar to diamonds, a clear stone will command a premium, but a ruby without any needle-like rutile inclusions may indicate that the stone has been treated. Ruby is the traditional birthstone for July and is usually more pink than garnet, although some rhodolite garnets have a similar pinkish hue to most rubies. The world's most valuable ruby is the Sunrise Ruby. Rubies have a hardness of 9.0 on the Mohs scale of mineral hardness. Among the natural gems only moissanite and diamond are harder, with diamond having a Mohs hardness of
Ruby, Alaska much of the business district and a flood in 1931 took out what was left of buildings on the riverfront. After World War II the population of the community had left. Natives from the village of Kokrines moved in to take advantage of the abandoned homes. There are currently fewer than 200 people living in Ruby. Local residents nicknamed the town "The Gem of the Yukon", because it is located along the Yukon River and the name resembles that of a ruby gemstone. The largest gold nugget ever found in Alaska, , was found near Ruby in 1998. Ruby is