You missed one "Dick."

So I came across this Richard Wilkins article on EzineArticles and wondered where he had gotten his information.

VooDooWhoDo

I've just discovered a very interesting blog - VooDooWhoDo. It covers a wide variety of occult topics, and offers many resources.

I was particularly interested in this post, which explains three other traditional methods for "stone divination" - http://voodoowhodo.blogspot.com.