how are faults classfied

Answer 1

Since this is not my area of expertise, I searched Google under the key words "geological faults" to get these possible sources:

http://en.wikipedia.org/wiki/Geologic_fault
http://www.see.leeds.ac.uk/structure/faults/
http://geology.about.com/library/bl/blnutshell_fault-type.htm
(Broken Link Removed)
http://www2.geo.uib.no/SEIS-SCHOOL/ariadna/faults3.html

In the future, you can find the information you desire more quickly, if you use appropriate key words to do your own search.

I hope this helps. Thanks for asking.

Answer 2

thermal or heat energy can be measured in