1989 Photomicrography Competition
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![](https://www.nikonsmallworld.com/images/photos/1989/_photo800/1989_18.jpg)
18th Place
Dolomite crystals (red) replacing calcite micrite (yellow)
Jay Gregg
- Affiliation
- University of Missouri
Rolla, Missouri, USA
- Technique
Cathodoluminescence
- Magnifaction
- 25
18th Place
Dolomite crystals (red) replacing calcite micrite (yellow)
Cathodoluminescence