Natural Shape?

[rock]

I have 3 rocks I have found and am wondering if they look natural in shape? I do not know what kind they are. They were found in Ga. Thanks, rock. I tried to do both sides.

 

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[rock]

Thanks Jeep but I still dont know what they are. Types and if they are natural in shape?

 

[Eu_citzen]

Difficult to say what they are, but the shapes seem natural.

 

[rock]

ty eu