Chrysoberyl is generally a green to yellow gemstone, with a few rare varieties given special names. The most famous stones have a color change effect from green to red and these are called Alexandrite. Another form has an amazing cats eye effect. I transparent stone with a cats eye effect and color change is the rarest and most highly south after. It is an extremely hard mineral and is perfect for use in daily jewellery. It is generally considered as a collectors stone but recently it has gained popularity and is being found in Jewelry.
Your source of loose Precious & Semi Precious Gemstones Gem quality Gemstones at sale price A lot of information to learn about Gemstones