University College of London optical mineralogy guide
http://www.ucl.ac.uk/~ucfbrxs/PLM/PLMhome.html

Ruth Siddall, University College of London


This site, from the University College of London, offers optical information and images for a variety of minerals.


Subject: Geoscience:Geology:Mineralogy:Optical Mineralogy
Resource Type: Scientific Resources:Overview/Reference Work, Audio/Visual:Collections, Images/Illustrations
Theme: Teach the Earth:Course Topics:Mineralogy