Scanning electron microscope (SEM) image of kaolinite shows partings between booklets and minor amounts of "wispy" illite-smectite clay from the No. 1-23 House Creek Federal well (semkaosm.gif). Scale bar, below the illite-smectite label, is 4 micrometers. Orignally from: http://pubs.usgs.gov/dds/dds-033/USGS_3D/ssx_txt/figure.htm
Originally uploaded in Cutting Edge:Mineralogy.
Image 13658 is a 677 by 886 pixel GIF
Uploaded: Nov7 08