Strange find at Folsom Lake

[infotraker]

Lund this rock or petrified something while hiking the dry lakebed. Looks like a egg !

 

[surf]

Ah, yes, the "Paranormal Society" identifies a broken 1940's crinkly Orange Crush bottle as a "poison" at mile marker 3:45.

Marion bottling company/Orange Crush Bottling Company​

 

[socalal99]

It looks like a sandstone concretion.

 

[coinshooter]

No rangers out there?

 

[geologyjohn]

Weathered concretion with sides that are weathered,broken, and exfoliating.