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WEB119 rows · A diamond is a solid form of the element carbon with its …
WEBLearn about diamond, the hardest and most valuable gemstone, from its formation and properties to its 4Cs and treatments. Explore research, photos, videos and buyer's guide from GIA, the world's foremost …
Diamond Description - All About Gemstones - GIA
WEBLearn about diamond's chemical composition, crystal structure, formation process, and optical and physical properties. Find out why diamond is the most valuable and sought-after gemstone.
Diamond: A gem mineral with properties for industrial use
GIA Diamond Origin - Gemological Institute of America
Diamond - New World Encyclopedia
Pink diamond - Wikipedia
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A Brief History of Diamonds - International Gem Society - IGS
GIA Gem Encyclopedia | Complete List Of Gemstones
History of Diamonds, Where Do Diamonds Come From - Brilliance
Diamonds: Formation, grading and other facts | Live Science
Chemistry of Diamonds | Brilliant Math & Science Wiki
The True Story of the Koh-i-Noor Diamond—and Why the British …