Mystery

Data: Here are some photos (blurry, sorry) that I took of a rock I found in MI back in 1975 or 1976. The rock was found in some road gravel that I had delivered and spread in my driveway. I have shown it to a lot of people but nobody has been able to tell me what it is.

Thanks

Send Ideas to: Craig

Identified:

 

Discussions:

  • Something man-made... Andrew G

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