---
title: "Ametrine: meaning in gemology"
description: "Ametrine is quartz that is part amethyst and part citrine: purple and yellow zones in one crystal."
url: https://digitalgemology.com/learn/glossary/ametrine
image: https://digitalgemology.com/img/og-digital-gemology.png?v=d224fb01
---

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[Glossary](https://digitalgemology.com/learn/glossary) · Colored gemstones

# Ametrine

Also called amethyst-citrine

Ametrine is quartz that is part amethyst and part citrine: purple and yellow zones in one crystal.

## In more detail

Most natural ametrine comes from Bolivia. Laboratory-grown ametrine also exists.

## Related terms

- [Amethyst](https://digitalgemology.com/learn/glossary/amethyst): Amethyst is the purple variety of quartz. Iron in the crystal, together with natural radiation, causes its color.
- [Citrine](https://digitalgemology.com/learn/glossary/citrine): Citrine is the pale yellow to brownish orange variety of quartz.
- [Quartz](https://digitalgemology.com/learn/glossary/quartz): Quartz is the mineral species of amethyst and citrine. It is silicon dioxide in a trigonal crystal.
- [Color zoning](https://digitalgemology.com/learn/glossary/color-zoning): Color zoning is uneven color in a gem: bands or patches of deeper and paler color.

[All 328 terms](https://digitalgemology.com/learn/glossary)