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Pearl
Perfect shining spheres. Lustrous baroque forms. Seductive strands, warm to the touch. Pearls are simply and purely organic.
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Fall 1986 G&G Lab Notes
This section, from the Fall 1986 issue of Gems & Gemology, is a compilation of interesting finds from GIA's laboratories.
Summer 1986 G&G Lab Notes
This section, from the Summer 1986 issue of Gems & Gemology, is a compilation of interesting finds from GIA’s laboratories.
The Pearl in the Chicken: Pearl Recipes in Papyrus Holmiensis
Several pearl-in-chicken cleaning experiments are carried out to test the validity of recipes from an ancient Egyptian source.
Pearl Fashion Through the Ages
A history of pearls in jewelry and fashions through the ages.
Freshwater Pearls of North America
The American freshwater pearl industry and its new entry, the freshwater cultured pearl.
Natural Shell Blisters and Blister Pearls: What’s the Difference?
GIA researchers explore the differences between whole, blister, and shell blister pearls in this study using 33 samples from Pinctada maxima mollusks recovered off Broome, Australia.
Known Non-Nacreous Non-Bead Cultured Pearls and Similar Unknown Pearls of Likely Cultured Origin from Pinctada maxima
Pearl History and Lore
People have coveted natural pearls as symbols of wealth and status for thousands of years.
Pearl Journey
Perfect shining spheres. Lustrous baroque forms. Seductive strands, warm to the touch. Pearls are simply and purely organic
Pearl Description
Perhaps the best-loved gems of all time, pearls—both natural and cultured pearls—occur in a wide variety of colors. Learn about the factors that make pearls so popular and desirable!
Pearl Care and Cleaning Guide
Learn about pearl's durability and how to care for your pearl jewelry.
