 It is associated with idrialite, amorphous organic material, calcite, barite, quartz, cinnabar, and metacinnabar.Noël Bas

Noël Bas (December 25, 1877 – July 3, 1960) was a French gymnast who competed in the early 20th century.He participated in Gymnastics at the 1900 Summer Olympics in Paris and won the silver medal in the only gymnastic event to take place at the games, the combined exercises.