98.7 MB (8.6 MB compressed)
7192 x 4795 pixels
61.0 x 40.6 cm ⏐ 24.0 x 16.0 in (300dpi)
RICHARD BEECH PHOTOGRAPHY / SCIENCE PHOTO LIBRARY RICHARD BEECH PHOTOGRAPHY / SCIENCE PHOTO LIBRARY
Silicon carbide. This mineral, also known as carborundum, is very rare in nature, but is mass-produced synthetically. It is widely used as an abrasive and in body armour and brake discs for sports cars.
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