Winter 2019
- $15.00
Feature articles from this issue:
- Gem Deposits by Wim Vertriest, Aaron C. Palke, and Nathan D. Renfro
- A Review of Analytical Methods Used in Geographic Origin Determination of Gemstones by Lee A. Groat, Gaston Giuliani, Jennifer Stone-Sundberg, Ziyin Sun, Nathan D. Renfro, and Aaron C. Palke
- Geographic Origin Determination of Blue Sapphire by Aaron C. Palke, Sudarat Saeseaw, Nathan D. Renfro, Ziyin Sun, and Shane F. McClure
- Geographic Origin Determination of Ruby by Aaron C. Palke, Sudarat Saeseaw, Nathan D. Renfro, Ziyin Sun, and Shane F. McClure
- Geographic Origin Determination of Emerald by Sudarat Saeseaw, Nathan D. Renfro, Aaron C. Palke, Ziyin Sun, and Shane F. McClure
- Geographic Origin Determination of Paraíba Tourmaline by Yusuke Katsurada, Ziyin Sun, Christopher M. Breeding, and Barbara L. Dutrow
- Geographic Origin Determination of Alexandrite by Ziyin Sun, Aaron C. Palke, Jonathan Muyal, Dino DeGhionno, and Shane F. McClure
- What’s Next? by Shane F. McClure, Thomas M. Moses, and James E. Shigley
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