Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. In ancient times, there were only seven metals known, which corresponded to the number of planets that people knew. Gold was attributed to the sun, tin - to Jupiter, silver to the Moon, iron - to Mars, mercury - to Mercury, lead - to Saturn and copper - to Venus. In fact, almost everyone is familiar with their birthstone the gem that corresponds to the astrological Sun sign. According to Vedic astrology, however, choosing the most beneficial gem takes into account not only the location of the Sun in the natal chart but the placement of all the planets as well. Moreover, experts have made it clear that each gem has a particular vibration. For instance, a pearl is linked with the Moon s vibration and hence can be beneficial towards enhancing one s creativity. Since long time ago, various metals like silver, gold, steel, brass are considered as healers withhealing powers...