Dr. Margaret Rees' Spring of
2000 Principles of Stratigraphy and Sedimentology class used the SEM to
investigate sandstones from Red Rock. They collected samples
of the red and white sandstone.
BSE image of a grain of hematite in
the red sandstone at 500x magnification.
SE image of kaolinite in the white
sandstone, at 1,800x magnification.
SE image of the red sandstone at 2,300x
magnification.
SE image of the white sandstone at
170x magnification.