Soledade is a city in Rio Grande do Sul, Brazil. The city is nicknamed the Cidade das Pedras Preciosas meaning the City of Precious Stones or Rare Gems. Much of the amethyst sold in the world comes from the mines of Rio Grande do Sul near Soledade. Most of the factories in Soledade process and sell these stones internationally.Its other famous export apart from its precious stones, is Fabio Rochemback who plays football for Grêmio.