What’s in this rock? Western CO

[sandhillhunter]

Saw this in this large sandstone boulder. Prehistoric? Petrified wood?

Sent from my iPhone using Tapatalk

 

[HairyScandinavian]

Looks like the rock's ear if the face is facing to the right.

 

[BBob]

Ammonite fossil

 

[Antares]

Concretion

 

[def90]

Mammoth balls

 

[TSAMP]

Dinosaur egg

 

[huntsman22]

petrified butt crack.... a big one.

 

[nobody]

petrified butt crack.... a big one.

Literally was about to post this, beat me to it dangit

 

[willtim]

Pretty cool looking.

 

[sierracharlie338]

Literally was about to post this, beat me to it dangit

 

[butcherboy]

Prehistoric Bigfoot sack. Post vasectomy.

 

[Will_m]

 

[HunterGatherer]

View attachment 966412

 

[nodakian]

Concretion

I agree it is something like this. We see them all over western ND.

 

[ReddingArcher]

View attachment 966412

That rock better chill!

 

[HuntHarder]