Hi, This is my first post and hope I am doing this correctly. Anyway, I found this stone during this past summer doing a food plot for deer. We have land in central Minnesota just south of Mille-lacs lake. My son and I were disking a Field and I just happen to look down and picked this stone up. It almost looks like a cows head with a circle around it and lines through it. My son says I'm crazy! Any idea's what is it? Thanks, Old guy55
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