Opal has remained one of the most controversial gemstones throughout the ages, but its popularity stayed undisputed be it is negative popularity. It has been a thing of human curiosity. Opal jewelry has many references to history and myths. One of the most popular in Arabic culture is that they believed that once the lightning flashed from heaven the opal fell to the earth. In the ancient Greek tradition, opal was considered to endow with the power to see through the future and to make prophecies. In a popular myth opal is known as the patron of thieves, in the middle ages people believed that if one wraps opal in a bay leaf and holds it in hand he/she can become invisible, and for that thieves in those times started using it.
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