• Cover of Gems & Gemology Fall 1992 issue, featuring red and silver gemstone necklace

Fall 1992

  • $15.00
The PDF version of this issue is available at no charge. Visit

Status of Ruby and Sapphire Mining in the Mogok Stone Tract
Robert E. Kane and Robert C. Kammerling

Identification of Bleached and Polymer-Impregnated Jadeite
Emmanuel Fritsch, Shun-Tien Ten Wu, Thomas Moses, Shane F. McClure, and Mike Moon

Unstable Radiation-Induced Yellow-Green Color in Grossular Garnet
Kurt Nassau, George R. Rossman, and Darwin L. Wood

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: 439204