That diamonds are 100 times harder than the next hardest material known? Yes. The incredibly hard man-made industrial abrasive scores 9.25 on the hardness scale, even harder than sapphire, but still vastly softer than diamond at 10. That diamonds can be … Continue reading
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Tagged Africa, black diamonds, color-treated diamonds, diamonds, diamonds in the sky, forever, gemstones, inclusions, irradiated, jewelry, jewelry design, trivia