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  • Winter 2015

Winter 2015

  • $15.00

Vanadium- and Chromium-Bearing Pink Pyrope Garnet: Characterization and Quantitative Colorimetric Analysis

Ziyin Sun, Aaron C. Palke, and Nathan Renfro

The Origin of Montanaís Alluvial Sapphires

J.C. (Hanco) Zwaan, Eric Buter, Regina Mertz-Kraus, and Robert E. Kane

The Grand Sapphire of Louis XIV and the Ruspoli Sapphire

FranÁois Farges, GÈrard Panczer, Nassima Benbalagh, and Geoffray Riondet

Characterization of Tarnish Spots in Chinese High-Purity Gold Jewelry

Taijin Lu, Jian Zhang, Yan Lan, Ying Ma, Hua Chen, Jie Ke, Zhenglong Wu, and Miaomiao Tang

Splendor in the Outback: A Visit to Australia's Opal Fields
Tao Hsu, Andrew Lucas, and Vincent Pardieu

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 student and alumni save 10% on back issues! Enter coupon code GGALUM and a GIA Student Number at checkout.

SKU: 15wn