Image of the Week - 10 September 2002

Calcium Hydroxide Crystals on a Grain of Sand

Wet mode image of a lime/sand slurry, dried in the ESEM specimen chamber. On the surface of a grain of sand are thin, flat calcium hydroxide crystals, as well as smaller hexagonal crystals, also of calcium hydroxide.

Image Courtesy: Anne Abell, Department of Architecture, Texas A&M University, College Station, Texas

Contact: aabell@archone.tamu.edu