One place to start is to know their birth month symbols and gemstones. December has three birthstones: tanzanite, turquoise and zircon ... Its name can be traced back to the 13th century, deriving ...

Tanzanite is only found in northern Tanzania and is used to make ornaments. It is one of the rarest gemstones on Earth, and one local geologist estimates its supply may be entirely depleted within ...

One place to start is to know their birth month symbols and gemstones. December has three birthstones: tanzanite ... from the French "pierre tourques," meaning "Turkish stone," according to ...