Catoptromancy
Links
How to Make a Scrying Mirror
http://astralthyme.com/scryingmirror.html
Instructions on constructing a scrying mirror using a picture frame, glass insert, and black paint.
Magic Mirrors
http://www.djmcadam.com/mirrors.htm
Comprehensive historical source of information on magic mirrors from archaic sources, including their construction and use.
Psychomantium
http://astralthyme.com/psychomantium.html
An ancient form of mirror gazing that has been popularized by Dr. Raymond Moody, M.D. It has its roots in the oracles of ancient Greece. This type of mirror gazing is used to contact spirits of departed loved ones.