From wikipedia. I thought it was funny.
Rollin J. Anderson, a geological prospector and organic pioneer, founded Azomite in Salt Lake City, Utah in 1942. Convinced that what ailed America was its food supply and the depleted soil from which it came, Anderson left the city life of San Francisco in search of a remedy. He initially pursued development of his father’s Utah-based gypsum mine as a means for neutralizing alkaline farmland; however production logistics of a promising start were foiled by World War II crisis. Intrigued by the Native American folklore surrounding the healing powers of the “painted rocks” just south of Salt Lake City, Anderson set out to learn more and to try to validate their claims