Natural History (Pliny) developed for counterfeit coins and proved very popular with the victims, mostly ordinary people. He deals with the liquid metal mercury, also found in silver mines. He records that it is toxic, and amalgamates with gold, so is used for refining and extracting that metal. He says mercury is used for gilding copper, while antimony is found in silver mines and is used as an eyebrow cosmetic. The main ore of mercury is cinnabar, long used as a pigment by painters. He says that the colour is similar to "scolecium", probably the kermes insect. The dust is very toxic, so
Cinnabar Theater Cinnabar Theater The Cinnabar Theater, located in Petaluma, California, is a professional non-profit theater producing opera and musical theatre, drama and a chamber music series in a 120-seat venue, under the auspices of the Cinnabar Arts Corporation. The venue is also home to the Young Repertory Theater (founded in 1983), the longest running and largest youth performing arts program in Sonoma County. The company's Music Director is Mary Chun. The theater, a 1908 schoolhouse, was purchased by Marvin Klebe (1935–1999) in 1970. Klebe converted it into a theater, which opened in 1972 as a venue to produce opera and musical