Purple aura people are thinking on a grand scale, open to both the mysteries of the universe AND the person standing in front of them. Rainbow Fluorite can help with focusing your attention on the big picture and harnessing moments of inspiration.
From HausMagick: "An awesome crystal for home organization because it helps to discern between what is in your highest and best interests and what is no longer serving you; for instance, what you should keep and what you should donate or throw away. It cleanses your auric field, while helping you focus on your true path in life."
"Key words: Mental enhancement and clarity, improved decision-making. Aids in dispelling confusion, dishonesty, or anxiety about the future." -The Pocket Book of Stones
Approx. 3-4 inches