Elements and Alchemy

http://healing.about.com/b/2012/04/06/four-basic-elements.htm

http://healing.about.com/od/tarotinterpret/a/tarot-suits-and-the-four-elements.htm

http://en.wikipedia.org/wiki/Alchemical_symbol

http://en.wikipedia.org/wiki/File:Squaredcircle.svg


















http://en.wikipedia.org/wiki/Classical_element