To some people, a crystal skull is simply a crystal in the shape of a human skull. But to those who believe in the supernatural, it can represent doom or hope.
Crystal skull - Wikipedia
A Guide To Crystal Skulls - Surrender To Happiness
See the British Museum's own Crystal Skull
Crystal Skulls: How They Work, Their Storied Origins – Stonebridge Imports
Crystal Skulls: The Benefits, Power, and History– Amethyst Goddess
Crystal Skulls and their Special Powers
Science Versus Myth, HowStuffWorks
Crystal Skulls - Crystalinks Crystal skull, Crystals, Skull
Orgone Pyramids Lost Secret Knowledge of Orgone Energy Revealed
A force of nature, Local News
Crystal Skulls: Ancient Tools for Peace, Knowledge, and Enlightenment eBook : Hall, Judy: : Kindle Store