Steiner taught that human will,especially corrupt human will,creates catastrophes such as volcanos. Also,humans whose karma requires it seek out volcanos and other lethal situations in order to experience needed deaths or injuries.
According to Steiner: one of the seven possible world outlooks; it posits will as the basis of all reality.
"In the occult sphere,to commit oneself to a supernatural power...." 80 p. 333
A planet nearer the Sun than Mercury; hypothesized by astronomers but later found to be illusory. Steiner indicated that Vulcan does exist. He also sometimes used the term "Vulcan" for the seventh condition of consciousness: Future Vulcan.
Perfected intuition or piety; the clairvoyant power we will all acquire during the Future Vulcan phase of evolution,Steiner said.
The stage of cosmic evolution that will follow Future Venus: Future Vulcan. Also the equivalent of that stage experienced by an individual in her/his spiritual development.
In Anthroposophy: human beings living on Vulcan or during Future Vulcan,and/or humans with special connections to Vulcan,and/or descendants of such humans.
According to Steiner: superhuman beings of Vulcan who bring spiritual wisdom to Earth,enabling the development of spiritual science,in particular Anthroposophy.