Sale
  • Fall 1996

Fall 1996

  • $15.00
The PDF version of this issue is available at no charge. Visit www.gia.edu
De Beers Natural versus Synthetic Diamond Verification Instruments
Christopher M. Welbourn, Martin Cooper, and Paul M. Spear

Introduction to Analyzing Internal Growth Structures: Identification of the Negative d Plane in Natural Ruby
Christopher P. Smith

Russian Flux-Grown Synthetic Alexandrite
Karl Schmetzer, Adolf Peretti, Olaf Medenbach, and Heinz-J¸rgen Bernhardt

Every issue also includes the most up-to-date reports from the GIA Laboratory (Lab Notes) and gemologists around the world (Gem News International).

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