🔎 UNIDENTIFIED What are these?

[c3pHO]

Found these rocks at a beach in MA, anyone know if I found anything cool?

 

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[jimther]

View attachment 2099269View attachment 2099270Found these rocks at a beach in MA, anyone know if I found anything cool?

Yup… cool looking surf-polished rocks. At least that’s what they appear to be,, based on your photos.
BTW, welcome to the forum from Boston.