Cinnabar means to gild silver and gold to objects) "the toxic properties of mercury were well known. It was dangerous to those who mined and processed cinnabar, it caused shaking, loss of sense, and death. Data suggest that mercury was retorted from cinnabar and the workers were exposed to the toxic mercury fumes." Overexposure to mercury, mercurialism, was seen as an occupational disease to the ancient Romans: "Mining in the Spanish cinnabar mines of Almadén, southwest of Madrid, was regarded as being akin to a death sentence due to the shortened life expectancy of the miners, who were slaves or convicts."
Archibald C. Godwin 6'6" Godwin as an Indian agent, and Charles F. Winslow after visiting the area wrote that they were "under Mr. Godwin's complete control." There were hot springs on the property which later became known as "The Geysers", and Godwin built "The Geysers Resort Hotel" to encourage visitors. He discovered that his land possessed rich cinnabar ore deposits and in 1859 filed mining claims, which he had to defend in court as others disputed his right to mine quicksilver. Godwin obtained a legal license after passing exams and successfully represented himself in court in Santa Rosa. He became involved in local