Field Museum - This week's fossil is the Petoskey Stone (P 17970) from Petoskey, Michigan. It's also Michigan's official state stone (Michigan's official state fossil is the American mastodon). Illinois' state fossil
![No one else has our Petosky Stone! the only place in the world that they are found. | Petosky stone, Michigan, Michigan girl No one else has our Petosky Stone! the only place in the world that they are found. | Petosky stone, Michigan, Michigan girl](https://i.pinimg.com/564x/dd/f5/16/ddf51614776ba4ad58e389f10c0a6a7d--petoskey-stone-michigan-rocks.jpg)
No one else has our Petosky Stone! the only place in the world that they are found. | Petosky stone, Michigan, Michigan girl
![LT Athletics on Twitter: "Congratulations to Maggie Brejcha and Sophie Peto, who finished in third place in doubles in the LT IHSA sectional tournament. https://t.co/VHRd9T1lvR" / Twitter LT Athletics on Twitter: "Congratulations to Maggie Brejcha and Sophie Peto, who finished in third place in doubles in the LT IHSA sectional tournament. https://t.co/VHRd9T1lvR" / Twitter](https://pbs.twimg.com/media/EkkYmSoVoAEyAqJ.jpg:large)