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Spring 1995 G&G Lab Notes

March 1, 1995

This section, from the Spring 1995 issue of Gems & Gemmology, is a compilation of interesting finds from GIA's laboratories.

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Spring 1993 G&G Lab Notes

March 1, 1993

This section, from the Spring 1993 issue of Gems & Gemmology, is a compilation of interesting finds from GIA’s laboratories.

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Spring 1988 G&G Lab Notes

March 1, 1988

This section, from the Spring 1988 issue of Gems & Gemmology, is a compilation of interesting finds from GIA’s laboratories.

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Autumn 2005 G&G Lab Notes

September 1, 2005

This section, from the Autumn 2005 issue of Gems & Gemology, is a compilation of interesting finds from GIA’s laboratories.

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Amber-in-Plastic Bead
Autumn 1983 G&G Lab Notes

This section, from the Autumn 1983 issue of Gems & Gemology, is a compilation of interesting finds from GIA’s laboratories.

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Autumn 1987 G&G Lab Notes

September 1, 1987

This section, from the Autumn 1987 issue of Gems & Gemology, is a compilation of interesting finds from GIA’s laboratories.

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Autumn 1992 G&G Lab Notes

September 1, 1992

This section, from the Autumn 1992 issue of Gems & Gemology, is a compilation of interesting finds from GIA's laboratories.

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Tubles in a Natural Emerald
Spring 1983 G&G Lab Notes

March 1, 1983

This section, from the Spring 1983 issue of Gems & Gemology, is a compilation of interesting finds from GIA’s laboratories.

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Autumn 1995 G&G Lab Notes

September 1, 1995

This section, from the Autumn 1995 issue of Gems & Gemology, is a compilation of interesting finds from GIA’s laboratories.

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Autumn 1988 G&G Lab Notes

September 1, 1988

This section, from the Autumn 1988 issue of Gems & Gemology, is a compilation of interesting finds from GIA’s laboratories.

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The internal structures of natural pearls from the marine mollusk Pinctada maxima are the subject of the lead article in this issue. The scattered loose pearls on the cover are from Paspaley’s natural pearl collection, which includes one discovered in the 1970s at the Eighty Mile Beach fishing grounds
G&G Spring 2021 Edition
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