Article Search Results

Show Filters
Showing 186 results for "*"
Article
Pearl Journey

Perfect shining spheres. Lustrous baroque forms. Seductive strands, warm to the touch. Pearls are simply and purely organic

Read More

Pearl
Article
Pearl Description

Perhaps the best-loved gems of all time, pearls—both natural and cultured pearls—occur in a wide variety of colours. Learn about the factors that make pearls so popular and desirable!

Read More

Man stands in front a GIA banner that features gemstones.
Article
The ABCs of Pearls Reveal Fascinating Aspects of Gems from the Deep

“The A-Z of Pearls”, with at least one pearl-related subject for each letter of the alphabet, was presented in Thailand recently.

Read More

Spring 2000 Gem News International

A compilation of gem news from around the world, covering topics such as localities, unusual gem materials, market news, new products, discoveries, jewellery manufacturing techniques and industry trends.

Read More

This 20.60 ct specimen was purchased by the client as a “natural white pearl.”
Filled Pearl with Surface Features

A pearl, thought to be natural, is revealed to be a bead-cultured specimen with a pre-drilled nucleus.

Read More

Pearls with Oyster Shell
Exhibition Review: Lustre: Pearling and Australia

A review of Lustre: Pearling and Australia at the Immigration Museum in Melbourne.

Read More

Large Fluorite Sphere
Fluorite Sphere with Phosphorescent Coating

A sphere with unusual phosphorescence is seen in the Carlsbad laboratory.

Read More

Pinctada mazatlanica shells.
Spectral Characteristics of Pinctada Mazatlanica and Pinctada Margaritifera Pearl Oyster Species

Examination of shells from on P. mazatlanica proves the similarities between that species and P. margaritifera.

Read More

Two Tridacna species shells with blister pearls.
Partially Hollow Tridacna Blister Pearls with Shells Attached

Blister pearls attached to shells are seen in both the Bangkok and the New York laboratories.

Read More

Fossilized pearls attached to their host shell.
Large Natural Fossil Blister Pearls from Tridacna (Giant Clam) Species

Two blister pearls attached to a host shell believed to have fossilised during the later Pleistocene period and discovered in south-eastern Kenya are studied.

Read More