Fancy some crystal fun facts? Here are a few courtesy of The Encyclopedia of Trivia
In Ancient Rome, wealthy Romans always drank from goblets made from clear rock crystal. They believed the transparent mineral was a safeguard against their enemies, as legend had it that a cup carved from the transparent mineral would not hold poison.
Sunglasses made of colored rock crystal are supposed to have been worn in China, during the Ming dynasty (1368–1644). They were popular with judges who believed that the glasses would conceal their facial expressions while questioning witnesses during court sessions.
Henry Ford maintained that eating sugar was tantamount to committing suicide as he believed its sharp crystals cut a person's stomach to shreds.
At the center of almost every snow crystal is a tiny mote of dust, which can be anything from volcanic ash to a particle from outer space.