Article Search Results

Show Filters
Showing 8 results for "*"
A view of downtown Hong Kong – with a freeway traveling through it.
Article
U.S. Retailers Continue to Cite ‘Challenging’ Environment; Synthetic Melee Detected

Economists are recognising that the decline in middle-class purchasing power is directly affecting some consumer products – including jewellery.

Read More

 Hand holding tube-shaped boulder opal
Article
Queensland Opal Fields: Home of the Unique Australian Boulder Opal

Boulder opal is becoming more and more popular. Australia’s central Queensland is home to more than a dozen of sources of this stone. Come with GIA field gemmologists to find out more about this unique gem.

Read More

Rebecca Buys sits on her motorcycle.
Article
‘Hippie’ Designer-Appraiser Follows Her Heart and Re-ignites Local Alumni Chapter

Rebecca Buys, GG, with a fulfilling career as a designer and appraiser, guides GIA alumni opportunities in San Diego, California.

Read More

A scattering of rough diamonds
Article
De Beers Optimistic as Sales Revive; Luxury Houses Remain Cautious

De Beers holds largest cycle (sight) in more than two years. Luxury sales have begun to rise again after a negative year.

Read More

Gemstone Durability: Design to Display

A treatise on the design, display, care and repair of fine gemstones.

Read More

Opal
Article
Opal Care and Cleaning Guide

Learn about opal's durability and how to care for your opal jewellery.

Read More

Opal
Article
Opal Description

Opal is known for its unique display of flashing rainbow colours called play-of-colour. There are two broad classes of opal: precious and common. Precious opal displays play-of-colour, common opal does not.

Read More

Abstracts; Winter 1991

This article, from the Winter 1991 issue of Gems & Gemmology, is a compilation of abstracts of important gemmology-related articles published outside of Gems & Gemmology.

Read More