Article Search Results

Show Filters
Showing 3 results for "*"

Types

Articles (3)

Content Type

Abstract (2)

Reviewed

Peer Reviewed (1)

Topics

See All Topics

Topics

History (3)
Localities (3)
Mineralogy (3)
Mining (3)
Education (2)
Fashion (2)
Gemmology (2)
Geology (2)
Identification (2)
Imitations (2)
Inclusions (2)
Jewellery (2)
Synthesis Process (2)
Synthetics (2)
Techniques (2)
Crystal structure (1)
Design (1)
Enhancement (1)
Formation (1)
Instrumentation (1)
Manufacturing (1)
Metals (1)
Optical Properties (1)
Precious Metals (1)
Technology (1)
Tools (1)
Trade (1)
Treatment process (1)

Gemstones

See All Gemstones

Gemstones

Amethyst (3)
Emerald (2)
Garnet (2)
Ruby (2)
Spinel (2)
Aquamarine (1)
Diamond (1)
Diamond - Fancy ColoUr (1)
Jade (1)
Pearl (1)
Sapphire (1)
Tanzanite (1)
Topaz (1)
Tourmaline (1)
XClear Selections
Amethyst Mining in Brazil

David Stanley Epstein, December 1, 1988

Brazil is currently the leader in overall production of amethyst.

Read More
Abstracts; Summer 1991

Dona M. Dirlam

From the Summer 1991 issue of Gems & Gemmology, a summary of important gemmology-related articles published in other journals.

Read More
Abstracts; Autumn 1991

Dona M. Dirlam

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

Read More

Resources For Retailers
Find a Retailer
learn more
Shop the Campus Store
Visit the campus shop
Learn More
Abstract art with a fluorescent rainbow and dark brown triangle patterns
Subscribe to Knowledge Rocks Emails
Learn More
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
Learn more