Vulcan of the alchemists was the patron deity of alchemy. It was also known to be a symbol of the hermetic art.
Despite being important in Egyptian and Greek religion, it was the Renaissance physician/alchemist Paracelsus who first introduced the mythological figure of Vulcan.
Read more about Vulcan Of The Alchemists: Paracelsus' Discoveries On Vulcan Alchemy, Other Works and Discoveries, Resources