Doctor en geología de la universidad de Stanford, Investigador Senior del Institutito Gemológico de América.

Dr. Palke started his career in gemology as a postdoctoral research associate at GIA after earning his Ph.D. in Geology from Stanford University. During this time, Palke investigated the geological history of rubies and sapphires by studying minute inclusions in these precious gems. As a Senior Manager of Research at GIA, he leads colored stone research efforts in order to provide more reliable country of origin determinations and treatment identification for rubies, sapphire, emeralds and other colored stones.

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