Why? Artist Debra Baxter explains, "I am going to realign your chakras [expletive deleted -ed.]." Inspired by the crystals in Superman's Fortress of Solitude, she makes jewelry using enormous crystals.
Link -via Geekosystem | Artist's Website
P.S. Would you like to carry around a set of brass knuckles that will make you look comparatively sane? Try the NeatoShop's Fisticup.