(metallurgy). To separate a metal or a mineral from an ore by various chemical or mechanical methods. (pharmacology). A pharmaceutical preparation obtained by dissolving the active constituents of a drug with a suitable menstruum, evaporating the solvent, and adjusting to prescribed standards.
Tibetans consider amethyst sacred to the Buddha and make prayer beads from it. Amethyst is considered the birthstone of February. In the Middle Ages, it was considered a symbol of royalty and used to decorate English regalia.
Amethyst is usually used for adornment of decorative objects or in jewelry. Some believe the natural amethyst gemstone has healing powers which stems from the ancient practice â¦ of carving cups or decorating cups with amethysts to avoid drunkenness. 4 people found this useful.