14 December 2022

Very unusual rock found in Northern Arizona


Post your guesses in the comments.  I'll provide an update tomorrow.

Update:  Lots of opinions at the whatsthisrock subreddit (and two more photos).  I would agree with the current leading suggestion that it is a salt lick.  Based on the third photo it looks like a sedimentary rock with high salt content rather than a commercial salt lick put out for cattle

12 comments:

  1. is it a ceramic pot?

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  2. Chert, with knapped flakes removed for tool making?

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  3. Hey man, obviously it's art.
    xoxoxoBruce

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  4. I'm going to guess an early "drill bit" that was used to grind a small hole instead of digging. Maybe a rudimentary rock crusher so people didn't have to hammer/chisel big rocks?

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  5. I'm going to guess a "drill bit" that grinds a hole instead of digging. Maybe a rudimentary rock crusher?

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  6. In spite of my handle I was at a loss, until I saw Annon above with Salt Lick

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  7. From the third pic I'm thinking of one other possibility. The original inhabitants of that area often sharpened implements by grinding them against sandstone leaving divots that looked very similar to those on the "object" in question. I don't think it's out of the question that someone or group decided to make an art object out of their daily chores.

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