Welcome to our Student Activity Centre

At the moment you can do the following

• View/Download updated course materials such as the revised Diamonds and Diamond Grading course. You have to log-in below.

• Access the GLGemSpec database developed by Gemlab Research and Technology and users of the GL Gem Spectrometer.

• For professional and associate members: Pay the annual membership/user fee; a pop-up window will appear.

• Order books and gemmological instruments on-line at Gemlab Books & Instruments.

• C.I.G. students can complete assignments on-line; guidance is available through Skype video tutorial with an instructor..

• Retrieve your mail from any mailserver around the world. No need to subscribe to Hotmail, AOL or other e-mail services. Protect your own privacy and go to Mailman.

• Enter the C.I.G. chatroom and talk to other people presently visiting Gemology World.

• Find out about the The Gem Connoisseur Club.

How do you find the new C.I.G. Student Activity Centre? Vote here.

C.I.G. Student/User Number:

Password:

The C.I.G. Student Activity Centre is open to all present and former C.I.G. students (including GL Gem Spectroscope users; see above). If you have a student number (or have misplaced it) but not the pass-word you can request it here; a pop-up window will appear. We will e-mail your pass-word as soon as possible.

• GO 340 Gemstone & Gemology. An on-line course from Emporia State University

• Introduction to Gemology . Another great on-line course by Barbara Smigel, PhD, GG.

• GE0 347K Gems and Gem Minerals Notes - excellent resource materials.

• Gems and Precious Stones. The first free on-line gemmology course.

• Minerals by Name. A complete database of mineral species.

• Answers to your questions about jewelers, appraisers, gems & jewelry

• Just Ask Jeff - from the rough to the finished gem he has an answer ready!.

• The Australian Gemmologist.

• The Russian Gemological Server

• Try the Gem-e-Wizard™ - on-line educational tool for colour grading of gems.

• GIA Facetware Cut Estimator Learn GIA's new cut grading approach.

• Prices Scope Diamond Journal Interesting articles on Diamond Grading

• Online Encyclopedia of Silver Marks, Hallmarks & Maker's Marks

• Gemas. A gemmology course - on-line in Spanish!

• Richard Hughes' Ruby & Sapphire website. Read The Bull Pen: Letters.

• Colored Stone magazine archives

• Professional Jeweler Magazine. Search this interesting archive for past articles.

• Ganoksin Online - an amazing jewellery website.

• Geminterest - huge site with gemmological infos(in French)

• Instituto Brasileiro de Gemas e Metais Preciosos(in Portuguese)

• Engagement Diamond FAQ. A quick reference for all your questions.

• The Nature of Diamonds. American Museum of History

• Diamond Design by Marcel Tolkowsky.

• NOVA Online: - The Diamond Deception. Excellent resource from all perspectives.

• All About Gemstones - Diamonds, Gems, & Jewelry

• The Gemstone Gallery - info on minerals, gemstones, microscopy, and web authoring tutorials.

• JCRS - resources for jewellery appraisers.

• Adamas Gemological Laboratory

• Tahiti Pearls. The website of Perles de Tahiti

• Pearl-Guide.com. Excellent resource for pearls.

• Perlas de Guaymas, Mexico. The quality of pearl.

• GemologyOnline.com - Forum

• ISG Student Forums Board - from the International School of Gemology

• GemAddicts.com - Gemological Community for Consumers, Collectors, and Professionals

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