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Practical exercise - SEM images of sand grains

The following are all secondary electron images (SEI) of sand grains. The scale bar is in micrometres (microns), except where indicated. You may ignore the other information printed along the base of each image.

Follow the instructions in the printed practical workbook.

Explanation of Electron Microscope Images

Photo 1.1


Photo 1.2


Photo 1.3. Scale bar in millimetres (mm).


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Photo 1.11


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