ALFRED PASIEKA / SCIENCE PHOTO LIBRARY ALFRED PASIEKA / SCIENCE PHOTO LIBRARY
Bauxite. Macrophotograph of a specimen of bauxite, the mineral that is the principal ore of aluminium. It is not a true mineral, instead consisting of a mixture of various aluminium oxides. It is mined primarily in Australia, Russia, Brazil and some areas around the Caribbean Sea. Magnification: x3 at 4x5 inch size.
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