Diamond - 230'149 items found

	Jewelry Sparking Tanzanite&Diamond 10K W Gold Ring Sz8 Price: $0.69 (0 Bids)
	LADY'S GEMSTONE RUBY&DIAMOND IN 10KT YELLOW GOLD RING#8 Price: $0.69 (0 Bids)
	2003-04 DAHNTAY JONES BLACK DIAMOND ROOKIE SERIEL #1/10 Price: $12.95
	LADY'S BLACK SAPPHIRE&DIAMOND IN 10K YELLOW GOLD RING#8 Price: $0.69 (0 Bids)
	Gorgeous Black&Diamond 10K White Gold Ring Sz8 Price: $0.69 (0 Bids)
	Blue - Aluminum Diamond Plate Switch Cover - COOL GIFT! Look in MY Ebay Store-More Styles & Lot DISCOUNTS gifts Price: $11.95
	NEW Corum Ladies Admirals Cup 29 Diamond Bezel Price: $1,999.00
	Victorian Inspired 38.80ctw Diamond Pendant Set Price: $411.68 (0 Bids)
	3.33CT SOLID 14K W/GOLD NATURAL PERIDOT DIAMOND PENDANT GOOD QUALITY 100% Satisfaction LEAST PRICE Price: $239.00
	Jewelry Charming Peridot&Diamond 10K W Gold Ring Sz8/Q Price: $0.69 (0 Bids)
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H. Tracy Hall, Diamond Pioneer

Diamonds are the discussed of one of the great battles between the forces of Marketing and the forces of Meaningfulness. In one corner is DeBeers, with the best advertising battle-cry of the 20th Century, “Diamonds are Forever.” In the other corner are the chemists, with the discernment, since 1796, that Diamonds are Carbon.

H. Tracy Corridor was the first guy to turn carbon into diamonds. He died last week at age 88.

The L.A. Times has the maximum effort obituary of Hall that I’ve seen. I got a boot out of all the tinkering he had to do before he hit on the right contraption for cooking up diamonds:

“Entry-way had built a pressure chamber that he called the “half-band” that had been used to create soprano pressures in a 35-year-old Watson-Stillman herd that leaked so much water from its hydraulics that he had to exhaust rubber boots while working with it.”

On December 16, 1954, he succeeded:

“My hands began to tremor; my heart beat rapidly; my knees weakened and no longer gave vouch for. My eyes had caught the flashing harangue from dozens of tiny . . . crystals.”

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Diamond News

Scientific American

Diamonds show comet struck North America, scientists say Los Angeles Times, CA - Jan 1, 2009 They say the discovery of tiny heat-formed diamonds is proof of the catastrophe. By Thomas H. Maugh II A thin layer of miniature gemstones called Diamond clues to beasts' demise BBC News Diamonds Show Huge Comet Hit North America Israel Diamond Portal Diamonds offer 'final proof' that a comet wiped out the mammoth Times Online The Register-Guard - Daily Mail all 149 news articles

IDEX Online

Polished diamond exports drop 11.8% Ynetnews, Israel - 7 hours ago US remains largest market for Israel's polished diamond exports, accounting for 43% of total Israeli polished diamond exports fell 11.8% to $6.24 billion in Israel’s Polished Exports -12% in 2008; Net Diamond Acct. -15% Diamonds.net Israel polished diamond exports drop 11.8 pct in 2008 Reuters India Diamond trading hubs cry out for credit help Alibaba News Channel Tacy - IDEX Online all 11 news articles