Emerald says: "§ 23.23(c) It is unfair or deceptive to use the word "laboratory-grown", "laboratory-created", "[manufacturer name]-created", or "synthetic" with the name of any natural stone to describe any industry product unless such industry product has essentially the same optical, physical, and chemical properties as the stone named." Emerald is regarded as the traditional birthstone for May as well as the traditional gemstone for the astrological signs of Cancer. One of the quainter anecdotes about emeralds was told by the 16th-century historian Brantôme, who referred to the many impressive emeralds the Spanish under Cortez had brought back to Europe from Latin
Emerald Lingam Lord Budha (Devanagari: बुध ) (Tamil: புதன்) is considered as the god of the planet Mercury. According to Hindu mythology Lord Budha is considered as one among the nine Navagrahas. He represents green color and gemstone emerald. He is also the god of merchandise and protector of merchants. He is of Rajas Guna and represents Communication. as well as the Navagraha. Puranas recommend to worship the gemstone in the form of Siva Lingam. The kings and emperors considered that the statues carved using emerald stones have divine power. They also considered that the emerald stone is free from faults (doshas).