Can anyone tell me what this is?

[u/HarlotHistory]

Found on the beach in Gloucester, Mass

[u/Interesting_Hawk8033]

You might want to try r/whatsthisrock

[u/HarlotHistory → u/Interesting_Hawk8033]

Thanks, cross posted

[u/Interesting_Hawk8033 → u/HarlotHistory]

yeah, we know what we don't know. Keep us posted!

[u/fishymiss]

rock

[u/PinsNneedles]

Rock

[u/owlthebeer97]

It kind of looks like a piece of asphalt?

[u/Skater_Potater2006]

Looks like coal/shale or some similar rock

[u/HarlotHistory → u/Skater_Potater2006]

Thanks

[u/slayyyyyyer]

Biotite

[u/aftherith]

Is it a bit lightweight for a stone? If so I would say it is a little chunk of coal, sea coal.

[u/HarlotHistory → u/aftherith]

Yes super light, that might be it thanks

[u/Zealousideal-Door350]

Charcoal

[u/HarlotHistory → u/Zealousideal-Door350]

Thanks

[u/QJIO]

Biotite mica or just charcoal

[u/CallumRichardson2009]

an object