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Gemstone

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	FTC - http://www.ftc.gov/bcp/guides/jewel-gd.htm FTC Guides for jewelry and precious metals.
	The Image - http://www.theimage.com/ Mineral and gemstone galleries. Physical properties and historical facts for minerals and gemstones.
	Gems and Precious Stones - http://ist-socrates.berkeley.edu/~eps2/ An on-line gem and jewelry course at UC Berkeley.
	Gem Hut - http://www.gemhut.com/ Hundreds of descriptions for gems, minerals, and rare metals. Pictures, hardness, and composition.
	NOVA - http://www.pbs.org/wgbh/nova/diamond/gemprimer.html Gemstone primer with photos and vital information regarding gemstones.

	University of Texas Gem Class - http://www.geo.utexas.edu/courses/347k/redesign/Gem_Notes/gemnote_triple_frame.htm Gem and Mineral class at the University of Texas, Austin.
	GeoNord - http://www.geonord.org/ Gem and mineral site from Sweden.
	Gemology Tools - http://www.gemologytools.com Software for the professional gemologist or gemology student/enthusiast.
	Gemstone Forecaster Newsletters - http://www.preciousgemstones.com/Forecasters.html Analyzes Burma ruby and sapphire gems and collector gemstone markets.
	National Gemstone - http://www.preciousgemstones.com/GEMCOLLECTING.HTML Introduction to collecting and investing in gemstones and colored diamonds, with descriptions of the types most widely traded.

	Secrets of the Gem Trade. The Connoisseur's Guide To Precious Gemstones. - http://secretsofthegemtrade.com/ A new gem book by R. W. Wise.
	Secret Jewelry Collection - http://www.geocities.jp/senribb/jewels/ A Japanese collector's site of jewelry, minerals and gemstones.
	Bluechart - http://www.gembluechart.com/ A gem identification chart for $18.
	The Amber Ranch - http://www.ambarazul.com Dominican rough blue amber for jewellers and collectors.
	Florida Gold Coast & Mineral Society - http://www.fgcgms.com/ Gold and Mineral Society in Florida.

	Dan Dennis - http://www.dandennis.com/ Author of "Gems: A Lively Guide for the Casual Collector."
	Caribbean Gemological Institute - http://www.carigem.org/ Caribbean jewelers organization includes jewelry, shopping and travel tips..

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