Opal
Its name originates from the Sanskrit word upala which means stone-jewel. He has been used since ancient times, Assyrians, Babylonians and Romans used opal in tool making and later to ornate decorative objects as well as in jewelry. For many years it was believed that opal protected against misfortune. Removes melancholy, strengthens the heart and enhances vision. It was also used to treat the stomach and intestines. It discharges into the water and recharges quickly in sunlight while its energy center is the top.
Its color varies from brown, yellow-brown, brown-black, red, brown-red, green, yellow-green, colorless, white, orange-red to even iridescent. It has a hardness of 5.5-6.5 and can be found all over the planet. The most common cut for opal is cabochon. He is also used in sculpture. It is the lucky stone of Capricorns.
