September/October 2007 Colored Stone

September/October 2007

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SEPTEMBER/OCTOBER 2007
Volume 20 • No. 5
TABLE OF CONTENTS

ON THE COVER: This assortment of blue topaz from Columbia Gem House shows the range of colors from light to dark that can be induced in this gem using neutron and electron irradiation. Photo by Jim Lawson.

contents
Editorial	4
Too Hot to Handle	8
What's In	12
Corundum Conundrum If you’re looking for untreated yellow sapphire, you’re not alone — and prices show it	14
Fashion Loves the 80’s It’s back to the 80’s in ‘08 as far as fashion colors go.	36
Gem Commissions Some lapidaries are making a new niche in commissioned works.	40
Vegas Bets Heavily on Color It was business as unusual at the Las Vegas Show as exhibitors experimented with a vast array of non-traditional colored stones.	46
Resources	54
How to Contact Us	105
online feature
Feeling Our Pain The NRC is trying to ensure a green Christmas for blue topaz.
advertising sections
Classifieds	104
Web Directory	104
Advertiser Index	105

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