• Fall 1988

Fall 1988

  • $15.00
The PDF version of this issue is available at no charge. Visit
An Economic Review of the Past Decade in Diamonds
William E. Boyajian

The Sapphires of Penglai, Hainan Island, China
Wang Furui

A Gem-Quality Iridescent Orthoamphibole from Wyoming
R. V. Dietrich, John Sampson White, Joseph E. Nelen, and Kwo-Ling Chyi

Detection of Treatment in Two Unusual Green Diamonds
Emmanuel Fritsch, James E. Shigley, Carol M. Stockton, and John I. Koivula

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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