Found near 1850 iron mill site.

[Brianfromsyr]

Hi
Saturday my friend Dick found this near an iron mill site.
Its light and leaves marks like chalk.
Any ideas what this could be?
Thank you
Brian G.

 

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[Wildcat1750]

Hi
Saturday my friend Dick found this near an iron mill site.
Its light and leaves marks like chalk.
Any ideas what this could be?
Thank you
Brian G.

Hi Brian G. I think you are missing an attachment. I'd love to see the picture!

 

[A2coins]

Any pics yet