the quarterly journal of the gemological institute of america
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the quarterly journal of the gemological institute of america
Tucson: A Showcase of Colored Gemstone Innovation
Duncan Pay, Editor-in-Chief
An overview of the Spring 2016 Gems & Gemology content.
Articles (5)
Chrysoberyl from the New England Placer Deposits, New South Wales, Australia
Examines a collection of chrysoberyl samples from these sapphire placer deposits to determine their distinct mineralogical and chemical properties.
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An Introduction to Photoluminescence Spectroscopy for Diamond and Its Applications in Gemology
Presents the underlying physics and methodology of this analytical technique, which has become an essential tool in identifying treated and synthetic diamonds.
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Gem-Quality Serpentine from Val Malenco, Central Alps, Italy
A detailed characterization of serpentine from this mountain locality, focusing on its use as a gem material.
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Identification of “Pistachio” Colored Pearls Treated by Ballerina Pearl Co.
A report on the color treatment process for these intensely greenish yellow to yellowish green cultured pearls and the techniques for identifying them.
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Variscite from Central Tajikistan: Preliminary Results
A look at the gemological properties and chemical composition of this light blue to light green to green gem material, which is suitable for cabochon cutting.
Read MoreRegular Features
Gem News International
Global coverage of gem sources, notable new gem materials, and recent industry developments.
View All (16)
MOST VALUABLE ARTICLE AWARD
Vanadium and Chromium-Bearing Pink Pyrope Garnet: Characterization and Quantitative Colorimetric Analysis
Ziyin Sun, Aaron C. Palke, and Nathan Renfro
The Chinese Soul in Contemporary Jewelry Design
Andrew Lucas, Merilee Chapin, Moqing Lin, and Xiaodan Jia
Splendor in the Outback: A Visit to Australia’s Opal Fields
Tao Hsu, Andrew Lucas, and, Vincent Pardieu
the archive
past gems & gemology issues
Fall 2024
Volume 60, Issue 3
Summer 2024
Volume 60, Issue 2
Spring 2024
Volume 60, Issue 1
Winter 2023
Volume 59, Issue 4
Fall 2023
Volume 59, Issue 3
Summer 2023
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Spring 2023
Volume 59, Issue 1
Winter 2022
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Fall 2022
Volume 58, Issue 3
Summer 2022
Volume 58, Issue 2
Spring 2022
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Winter 2021
Volume 57, Issue 4
Fall 2021
Volume 57, Issue 3
Summer 2021
Volume 57, Issue 2
Spring 2021
Volume 57, Issue 1
Winter 2020
Volume 56, Issue 4
Fall 2020
Volume 56, Issue 3
Summer 2020
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Volume 56, Issue 1
Winter 2019
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Fall 2019
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Summer 2019
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Spring 2019
Volume 55, Issue 1
Winter 2018
Volume 54, Issue 4
Fall 2018
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Summer 2018
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Volume 54, Issue 1
Winter 2017
Volume 53, Issue 4
Fall 2017
Volume 53, Issue 3
Summer 2017
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Volume 53, Issue 1
Winter 2016
Volume 52, Issue 4
Fall 2016
Volume 52, Issue 3
Summer 2016
Volume 52, Issue 2
Spring 2016
Volume 52, Issue 1
Winter 2015
Volume 51, Issue 4
Fall 2015
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Summer 2015
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Winter 2014
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Winter 2013
Volume 49, Issue 4
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Summer 2013
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Winter 2012
Volume 48, Issue 4
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Summer 2012
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Spring 2012
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Winter 2011
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Winter 2010
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Summer 2010
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Summer 2009
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Volume 44, Issue 4
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Summer 2008
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Volume 44, Issue 1
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Volume 40, Issue 4
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Summer 2003
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Volume 38, Issue 1
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Volume 37, Issue 4
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Volume 32, Issue 4
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Winter 1995
Volume 31, Issue 4
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Winter 1994
Volume 30, Issue 4
Fall 1994
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Winter 1993
Volume 29, Issue 4
Fall 1993
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Summer 1993
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Winter 1992
Volume 28, Issue 4
Fall 1992
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Summer 1992
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Volume 28, Issue 1
Winter 1991
Volume 27, Issue 4
Fall 1991
Volume 27, Issue 3
Summer 1991
Volume 27, Issue 2
Spring 1991
Volume 27, Issue 1
Winter 1990
Volume 26, Issue 4
Fall 1990
Volume 26, Issue 3
Summer 1990
Volume 26, Issue 2
Spring 1990
Volume 26, Issue 1
Winter 1989
Volume 25, Issue 4
Fall 1989
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Summer 1989
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Winter 1988
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Fall 1988
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Summer 1988
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Volume 24, Issue 1
Winter 1987
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Winter 1982
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Summer 1980
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Winter 1979
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Fall 1979
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Summer 1979
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Winter 1978
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Summer 1978
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Winter 1976
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Winter 1973
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Fall 1973
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Summer 1973
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Winter 1971
Volume 13, Issue 12
Fall 1971
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Summer 1971
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Volume 13, Issue 9
Winter 1970
Volume 13, Issue 8
Fall 1970
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Summer 1970
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Winter 1968
Volume 12, Issue 12
Fall 1968
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Summer 1968
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Spring 1968
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Winter 1967
Volume 12, Issue 8
Fall 1967
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Summer 1967
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Winter 1966
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Fall 1966
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Summer 1966
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Winter 1965
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Fall 1965
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Summer 1965
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Fall 1964
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Volume 10, Issue 12
Fall 1962
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Summer 1962
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Fall 1961
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Winter 1959
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Fall 1959
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Volume 9, Issue 9
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Fall 1956
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Summer 1956
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Winter 1955
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Fall 1955
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Summer 1955
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Winter 1954
Volumt 8, Issue 4
Fall 1954
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Summer 1954
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Spring 1954
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Winter 1953
Volume 7, Issue 12
Fall 1953
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Summer 1953
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Spring 1953
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Winter 1952
Volume 7, Issue 8
Fall 1952
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Summer 1952
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Winter 1951
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Fall 1951
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Summer 1951
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Volume 7, Number 1
Winter 1950
Volume 6, Issue 12
Fall 1950
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Summer 1950
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Winter 1949
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Winter 1944
Volume 4, Number 12
Fall 1944
Volume 4, Issue 11
Summer 1944
Volume 4, Issue 10
Spring 1944
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Winter 1943
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Fall 1943
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Volume 4, Issue 6
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Winter 1942
Volume 4, Issue 4
Fall 1942
Volume 4, Issue 3
Summer 1942
Volume 4, Issue 2
Spring 1942
Volume 4, Issue 1
Winter 1941
Volume 3, Issue 12
Fall 1941
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Volume 3, Issue 9
Winter 1940
Volume 3, Issue 8
Fall 1940
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Summer 1940
Volume 3, Issue 6
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Winter 1939
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Fall 1939
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Summer 1939
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Spring 1939
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Winter 1938
Volume 2, Issue 12
Fall 1938
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Voume 2, Issue 5
Winter 1936
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Fall 1936
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Spring 1936
Volume 2, Issue 1
Winter 1935
(November-December)
Volume 1, Issue 12
Fall 1935
(September-October)
Volume 1, Issue 11
Summer 1935
(July-August)
Volume 1, Issue 10
Summer 1935
(May-June)
Volume 1, Issue 9
Spring 1935
(March-April)
Volume 1, Issue 8
Winter 1935
(January-February)
Volume 1, Issue 7
Winter 1934
(November-December)
Volume 1, Issue 6
Fall 1934
(September-October)
Volume 1, Issue 5
Summer 1934
(July-August)
Volume 1, Issue 4
Summer 1934
(May-June)
Volume 1, Issue 3
Spring 1934
(March-April)
Volume 1, Issue 2
Winter 1934
(January)
Volume 1, Issue 1
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