Rock crystal is a kind of clear colorless quartz which is often used like a gemstone and imitation of diamond. It usually occurs in quartz veins where it crystallizes inside rock cavities (vugs). The best rock crystal sources are in the famous Hot Springs area of Arkansas, USA; Cumberland, England; St. Gotthard, Switzerland; Brazil and Madagascar. Large individual crystals of quartz have been found in Brazil, the largest weighs over 44 tons.
Pliny wrote about 2000 years ago that rock crystal formed from ice by intense cold in the mountains. This belief was popular until the eighteenth century with emerging of modern geology.
Rock crystal is generally refered to as quartz crystal. The name quartz comes from the Saxon word querklufterz which means cross vein ore. Crystal comes from the Greek word krystallos which meant ice, due to the early general belief that rock crystal formed from ice.
Rock crystal been used as gemstones and other ornamental and religous objects for thousands of years. Polished rock crystal spheres or crystal balls were used as a means of divination or scrying in medieval times. For thousands of years before this, rock crystal and objects made from it were used for divination, disease diagnosis and healing, and for awareness of current events in distant places in many ancient cultures.
Rock crystal stimulates mental clarity, emotional stability, positive thoughts and feelings, helps to amplify psychic abilities.
Rock crystal gives relief from pain, speeds up recovering from radiation exposure, stimulates the immune system.
Rock crystal is the symbolic gemstone for the 15th wedding anniversary.
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