<p>Non-conductive Al2O3, coloured to look like a distant planetary system. The usually difficult to resolve fine surface structure was imaged with ZEISS Sigma 300, 1 kV at &gt;250 kX magnification <a rel="nofollow" class="external text" href="http://www.zeiss.com/sigma">www.zeiss.com/sigma</a><br></p>
Images donated as part of a GLAM collaboration with Carl Zeiss Microscopy - please contact <a href="//commons.wikimedia.org/wiki/User:Pigsonthewing" title="User:Pigsonthewing">Andy Mabbett</a> for details.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/75834543@N06">ZEISS Microscopy</a> from Germany
CC BY 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/zeissmicro/29746468381/">Nanoworlds</a>