Diamond Definition, Properties, Color, Applications, & Facts

Diamond, a mineral composed of pure carbon. It is the hardest naturally occurring substance known; it is also the most popular gemstone. Because of their extreme hardness, diamonds have a number of important industrial applications. Learn more about diamonds in this article.

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1:50 explain how the structures of diamond, graphite and C60 fullerene influence their physical properties, including electrical conductivity and hardness - TutorMyself Chemistry

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