The reason I got this tattoo was not only for my love of the Powerpuff girls but the real reason was to symbolise the best friends I made in college, a year on and they still dont know the real meaning behind it. This is my way of telling them.
The Quincunx is considered to be the most important emblem in alchemy as it represents the transformation of base metals into gold which is the eventual ambition of alchemy. It denotes the atomic structure of the metals in their formation period. Spiritually it means attaining the highest level of enlightenment and being god-like. Read more at Buzzle: http://www.buzzle.com/articles/list-of-alchemy-symbols-and-their-meanings.html