Gemology, Mineral and Jewelry Links • Axis of Interest

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Gem and Jewelry Sites

Top Picks

LotusGemology.com – Richard Hughes' home, offering the finest gemological laboratory services
Pala International – Richard Hughes' former home, selling the best in fine precious stones, jewelry and minerals, with an unparalleled range of Burmese gems and crystals

Gemological Training Institutes, Laboratories and Related Sites

Accredited Gemologists Association – Private US-based gemological organization
American Gem Society — Important diamond lab and jewelers’ association
American Gem Trade Association – The chief trade association for US & Canada-based colored stone dealers
Canadian Gemmological Association – Canada’s national gemology association
D-Gem-G – Germany’s oldest and most famous gemology institute and lab
Farlang.com – Great site about gems and jewelry
Geminterest.com – A very nice French gemology and mineralogy site
Gemmological Association of Great Britain (Gem-A)
Gemmological Association of Australia
Gemmological Institute of India – India's oldest gemological school
Gemological Institute of America (GIA) – US gemological giant
GemologyOnline.com – Great online gemological resource
HRD – Diamond High Council, Antwerp, Belgium
IBGM – Instituto Brasileiro de Gemas e Metais Preciosos – Nice Brazilian gem site
International Colored Gemstone Association
IGE – Instituto Gemológico Español – Spanish gemological institute
International Gem Society – Gemological site
Laboratoire français de Gemmologie – Paris gem lab
MicroWorld of Gems – The stunning web site featuring the award-winning inclusion photography of John Koivula
Mindat.org – Fabulous site, probably the best site for mineral data on the web
Pegmatite Interest Group – For the pegmatite lovers out there
Pricescope – Great online forum devoted to gems
Russian Gemological Server – Business, research and educational projects in gemology
Sainte-Marie aux Mines – Site for the famous Sainte-Marie aux Mines mineral show in France
Scottish Gemmological Association
University of Texas Gemology Program – Very nicely done pure gemology

Gemological Instruments

GIA GEM Instruments – Gemological instruments and books from the GIA
Gemological Products Co. – Gem-testing gear from Jeff Wildman, inventor of the PortaLab
Magilabs – Home of the GemmoRaman, GemmoSphere and other great gem-testing instruments
System Eickhorst – The famous German gemological instrument manufacturer

Press – Gem, Jewelry & Mineral Magazines

Australian Gemmologist – Journal of The Gemmological Association of Australia
Diamond Intelligence Briefs – Magazine covering the diamond industry
Instore Magazine – Magazine for the American jewelry store owner
Gems & Gemology – The world’s finest gemological publication, from the GIA
GemGuide – From Gemworld International, publishers of The Guide, the best price guide to gems
IDEX Magazine – Israel-based magazine covering the diamond and gem trades
Jewelers’ Circular-Keystone – Famous US trade magazine
Jewellery News Asia – Asia’s best jewelry trade magazine
Journal of Gemmology – Journal of the Gem-A
Lapidary Journal – Magazine devoted to jewelry and lapidary arts
Lapis – Outstanding German magazine devoted to minerals
Mineralogical Record – The finest magazine devoted to the mineral collector
National Jeweler – NYC-based jewelry trade magazine
Rapaport.com – Famous diamond price sheet; also has news about colored stones
Rocks and Minerals – America’s oldest popular mineral magazine

Gem & Mineral Book Dealers

Earthlines – Earth sciences books and accessories
The Gemmary – Used books on gems and minerals
GIA Store – Gemological books
Ed Rogers – Rare and out-of-print geoscience books

Gem, Jewelry & Mineral Dealers

The Collector – Retail division of Pala International, selling fine jewelry, mineral specimens and gems

Gem & Jewelry Networks

Ganoksin – One of the foremost information jewelry manufacturing resources on the Internet
Polygon – Gem trading and information network
Rapaport – Gem trading and information network

Gem & Jewelry Appraisers

For a comprehensive online search engine of US-based jewelry appraisers, see this link:

Find an Appraiser

Gem & Jewelry Appraisal Software

Quantum Leap Software Solutions – One of the finest software packages available in the field of appraisal, from gemologist, Thom Underwood.

Gem & Jewelry Auction Houses

Bonhams – Gem, jewelry and mineral auctions
Christie’s – Gem, jewelry and mineral auctions
Sotheby’s – Gem, jewelry and mineral auctions

Museums with Important Gem, Jewelry & Mineral Collections

Bowers Museum – Featuring the magnificent Michael Scott collection of gems and minerals
Carnegie Museum of Natural History – Hillman Hall of Minerals and Gems, Pittsburgh, PA
Harvard Mineralogical Museum – Mineral museum at Harvard University
Hermitage – Museum in St. Petersburg, Russia houses a magnificent collection of gold and jewels
Houston Museum of Natural Science – Joel Bartsch curator
Los Angeles County Museum of Natural History – Mineral Sciences Dept.
Louvre – One of the world’s finest museums, with many gems on display, Paris, France
San Diego Natural History Museum – Mineralogy Dept. of this fine museum
A.E. Seaman Mineral Museum – Located in Houghton, MI
Smithsonian Institution – Department of Mineral Sciences
Sterling Hill Mining Museum – Located in the famous Franklin, New Jersey area
Tower of London – Home of the British crown jewels, in London, UK

Other Sites of Interest

TheGemHunters.com – Site of Central Asian specialist, Gary Bowersox
Donnsalt.com – Personal site of the man I regard as New Zealand's greatest jade carver.
Emeraldmine.com – The web site of Colombian emerald dealer and author, Ron Ringsrud. Some great information here.
Jadeartnow.com – Fine examples of contemporary jade carving
BadGemology.com – Site dedicated to debunking the junk gemology of Robert James