Micro-Features of Ruby Chart
32" x 20" (80 x 50 cm)
This wall chart contains superbly detailed photomicrographs showing internal features observed in natural, treated, and synthetic ruby. Published in the Winter 2017 issue with the article by Nathan D. Renfro et al., "Inclusions in Natural, Synthetic, and Treated Ruby," Gems & Gemology, Vol. 53, No. 4, pp. 457-458.
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Enter code CHARTS20 to receive 20% off when you purchase 3 or more charts.