---
title: Download white paper on complementary cathodoluminescence of Australian sapphires
description: Download a white paper on Complementary Cathodoluminescence and Mass Spectrometry of Australian Sapphires to learn how cathodoluminescence (CL) imaging can be used to study crystallisation histories of the precious gemstones.
---

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# What you learn

- how to perform an in-depth analysis of your geological sample
- how to observe color zonation
- how to understand growth environments of a gemstone

![Thumbnail SPARC White Paper Complementary Cathodoluminescence](https://request.delmic.com/hs-fs/hubfs/Website/Landing%20and%20Thank%20you%20Pages%20Thumbnails/Thumbnail%20SPARC%20White%20Paper%20Complementary%20Cathodoluminescence.png?width=239&name=Thumbnail%20SPARC%20White%20Paper%20Complementary%20Cathodoluminescence.png)

 

## Complementary Cathodoluminescence and Mass Spectrometry of Australian Sapphires

Read about the research on studying alluvial sapphires from Australia to learn how cathodoluminescence can help to assess crystallisation histories of the precious gemstones and underlying causes for luminescence.

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