Rare Collectors Gem. Suitable for Museums,Institutions and Students of Gemology. Will make a Gorgeous Ring or Pendent accented with Diamonds. Gem with High Luster and Good Clarity. Large Sizes are Extremely Rare. A Gem of Lasting Beauty. Among the Rarest of gemstones.
R.I. :1.63-1.64 Hardness :5 Chemical Comp. :Phosphate group Density : 3.17-3.23 Crystal Group :Hexagonal
Apatite comes in attractive colors - blue, violet, purple , yellow-green and, blue-green.Although a soft material, it is widely used in jewellery due to its bright and attractive colors. Apatite is also very heat sensitive.