Sources: Brazil, USA, Uruguay and Zambia
Amethyst Colour: Purple with shades varying from dark to light
Ametrine Colour: Mix of amethyst purple and citrine yellow caused from the oxidation giving it a unique colour change.
Clarity: Most amethysts have no inclusions and many that do are made into cabochon stones
Treatments: heat treatment is the most common technique for improving the colour of a natural amethyst, it can lighten the colour but cannot darken the colour.
Care and Cleaning: Amethysts can be cleaned with warm soapy water. Ultrasonic cleaners are usually safe, but do not steam clean.
Stone Properties: Emotional healing promoting peacefulness and contentment.