I found a couple of neat rocks today. This one smelled like sulphur and stuck to a magnet. This was in northern Georgia burried in red clay.

[Cpierce]

 

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[Chilli]

They look to me like bits of man made metal that have been subject to heat and their time in the ground.

 

[Blackfoot58]

They look to me like bits of man made metal that have been subject to heat and their time in the ground.

Yes. Look like slag to me.

 

[pepperj]

Yes. Look like slag to me.

I agree on the beer fart Slag look.

 

[Cpierce]

Awesome thanks for your answers!

 

[Bucket Lister]

+1 Iron slag of some sort.
Burnt pyrite can look & smell like that.





Beer fart?