The tendency of a mineral to break along flat surfaces is referred to as?

Question

The tendency of a mineral to break along flat surfaces is referred to as?

Answer 1

Cleavage!

Answer 2

Cleavage

Below is a good site to learn about cleavage:

http://mineral.galleries.com/minerals/cl...

Answer 3

Thinking plate techtonics but it has been a long time since I was in school. I do know that is why/how quakes happen.

Answer 4

For the same reason men look at a well-endowed woman, cleavage.