Tigers eye is a popular material widely used around the world for ornamental purposes.
This variety of quartz is well known for an optical phenomenon known as chatoyance.
Most people are familiar with the brown and yellow variety but with exposure to heat black tigers eye and also red can be produced.
The black stone can be chatoyant but it's not present in red tigers eye.
In recent years some concern has arisen regarding the presence of asbestos in tigers eye.
This
article in our Blog talks about this in detail.