Large Banded Amethyst Sphere
Chevron amethyst or banded amethyst as this material is known is amethyst and white quartz.
Colour zoning is a common characteristic of amethyst. This stone is the most extreme example.
Colour zoning is a term used to describe different shades of colour within the same crystal.
The white chevron-like patterns of quartz are the reason for the name.
In the UK this mineral tends to be known as banded amethyst.
This large and beautifully polished sphere comes from South Africa. It's heavily included and has one or two very minor indentations.
