Spring 1992
- $15.00
The PDF version of this issue is available at no charge. Visit www.gia.edu
Gem-Quality Green Zoisite
N.R. Barot and Edward W. Boehm
Kilbourne Hole Peridot
John R. Fuhrbach
Opal from Querétaro, Mexico: Fluid Inclusion Study
Ronald J. Spencer, Alfred A. Levinson, and John I. Koivula
Natural-Color Nonconductive Gray-to-Blue Diamonds
Emmanuel Fritsch and Kenneth Scarratt
Peridot as an Interplanetary Gemstone
John Sinkankas, John I. Koivula, and Gerhard Becker
N.R. Barot and Edward W. Boehm
Kilbourne Hole Peridot
John R. Fuhrbach
Opal from Querétaro, Mexico: Fluid Inclusion Study
Ronald J. Spencer, Alfred A. Levinson, and John I. Koivula
Natural-Color Nonconductive Gray-to-Blue Diamonds
Emmanuel Fritsch and Kenneth Scarratt
Peridot as an Interplanetary Gemstone
John Sinkankas, John I. Koivula, and Gerhard Becker
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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SKU: 439202
