Summer 1992
- $15.00
The PDF version of this issue is available at no charge. Visit www.gia.edu
Gem Wealth of Tanzania
Dona M. Dirlam, Elise B. Misiorowski, Rosemary Tozer, Karen B. Stark, and Allen M. Bassett
Gamma-Ray Spectroscopy to Measure Radioactivity in Gemstones
Charles E. Ashbaugh III
Dyed Natural Corundum as a Ruby Imitation
K. Schmetzer, H.A. Hanni, E.P. Jegge, and F.-J. Schupp
An Update on Sumitomo Gem-Quality Synthetic Diamonds
James E. Shigley, Emmanuel Fritsch, Ilene Reinitz, and Mike Moon
Every issue also includes the most up-to-date reports from the GIA Laboratory (Lab Notes) and gemologists around the world (Gem News International).
GIA students and alumni save 10% on back issues! Enter coupon code GGALUM at checkout.
Gem Wealth of Tanzania
Dona M. Dirlam, Elise B. Misiorowski, Rosemary Tozer, Karen B. Stark, and Allen M. Bassett
Gamma-Ray Spectroscopy to Measure Radioactivity in Gemstones
Charles E. Ashbaugh III
Dyed Natural Corundum as a Ruby Imitation
K. Schmetzer, H.A. Hanni, E.P. Jegge, and F.-J. Schupp
An Update on Sumitomo Gem-Quality Synthetic Diamonds
James E. Shigley, Emmanuel Fritsch, Ilene Reinitz, and Mike Moon
Every issue also includes the most up-to-date reports from the GIA Laboratory (Lab Notes) and gemologists around the world (Gem News International).
GIA students and alumni save 10% on back issues! Enter coupon code GGALUM at checkout.
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SKU: 439203
