A $25 Bonus- H. Tracy Hall and the Invention of the Synthetic Diamond
As you may know, naturally created diamonds are formed from carbon subjected to extreme pressure (725,000 pounds per square inch or so) and heat (1,650 to 2,370 °F) some 90-120 miles down. The world’s natural diamond supply (that has come to the surface) was formed in this way some 1-3 billion years ago. However, scientists only realized that diamonds are […]
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