Did a new site survey today and found these unusual pieces. Are they just rocks?

[creskol]

I listed them in the What Is It forum in three separate posts. Take a look a let me know what you think!

http://www.treasurenet.com/forums/w...these-unusual-pieces-they-just-rocks-1-a.html
http://www.treasurenet.com/forums/w...these-unusual-pieces-they-just-rocks-2-a.html
http://www.treasurenet.com/forums/w...these-unusual-pieces-they-just-rocks-3-a.html

 

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[creskol]

In addition to the ones shown in the posts linked above, here are a few new photos just for fun.

 

[neodetectorist]

Upper left looks like petrified wood to me. Nice

 

[loco oro]

Those look like artifacts, fire cracked rock,all exhibit thermal alteration, likely from a historic,or a prehistoric fire features, what kind of site did you survey? I would wager that you also found charcoal present