For you Minelab folks, this TID chart is what I glue to the back of my pinpointer to double check signals. It is just a generic guide of the types of targets you may locate. If you would like to download the chart see:
http://www.MyEasyPics.com/is.php?i=476764&img=X70Chart2.jpg
http://www.MyEasyPics.com/is.php?i=476764&img=X70Chart2.jpg