The choice as agate amulet is not accidental: the stones , such as metals, are conductors of energy and agate from time immemorial is considered a stone that radiates positive energy , for this reason it is suitable to become a good support physical / material which is associated with the mystical symbolism . Formed from a single tubular segment with specific symbolic reasons, the first models appeared in the chronicles Dzi were introduced in Tibet by warriors from Persia . Represented the extreme skill of the craftsmen engraving Persian , derived from techniques already been lost, and difficult to imitate .. The true origin of this stone is unknown. Stories passed down from generations tell of crushed meteorites found over four million years ago in Tibet , Bhutan, Sikkim and Ladhak before spreading throughout the region of Asia and the Himalayan centrale.Gli Dzi can also be agates natural shapes and patterns that are not etched falling within the sacred symbology Tibetan , in these cases their value is very high. After the exile of the Dalai Lama the first Tibetans who left for the United States used the Dzi to pay for hospitality or services received , given the lack of money. Acune of these stones have been preserved in the Metropolitan Museum of Art in New York. In the culture of the Tibetan ” Dzi ” are considered a blessing, a symbol of great social prestige and a very powerful amulet : not only are worn as pendants or bracelets just to protect the person, but in the ancient and the most traditional Tibetan medicine ” Dzi ” were crushed and the powder used as an ointment or diluted in particular drinks healing . Even today you can find examples of ” Dzi ” chipped or broken, are those in which a part has been removed for use as a medicine. Also adopted by the Chinese culture, ” Dzi ” became the name of ” stone of heaven ” as the correct translation would refer to a set of ” purity , splendor , brightness and brightness .