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 Tablet Emerald Tablet The Emerald Tablet, also known as the Smaragdine Tablet, or Tabula Smaragdina, is a compact and cryptic piece of the "Hermetica" reputed to contain the secret of the prima materia and its transmutation. It was highly regarded by European alchemists as the foundation of their art and its Hermetic tradition. The original source of the "Emerald Tablet" is unknown. Although Hermes Trismegistus is the author named in the text, its first known appearance is in a book written in Arabic between the sixth and eighth centuries. The text was first translated into Latin in the twelfth century. Numerous