2021 Photomicrography Competition
![Small World](/images/SW50-logo.png)
![](https://www.nikonsmallworld.com/images/photos/2021/_photo800/19-spinel-with-calcite.jpg)
19th Place
Calcite crystal inclusion suspended in a spinel gemstone
Billie Hughes
- Affiliation
- Lotus Gemology
Bangkok, Thailand
- Technique
- Magnifaction
- 40X (Objective Lens Magnification)
19th Place
Calcite crystal inclusion suspended in a spinel gemstone