Shares of Compass Minerals International (NYSE: CMP) shot up this morning and gained as much as 17.9% as of 9:40 a.m. EDT. The otherwise boring company that primarily deals in salt and plant nutrients has made a discovery that has the potential to turn its fortunes around. On July 13, Compass Minerals announced the discovery of a lithium brine resource with nearly 2.4 million metric tons of lithium carbonate equivalent (LCE) at its solar evaporation site in Ogden, Utah.