Artifact guys what is this?

[Murph]

My daughter found this rock with these very unique markings. Any thoughts, it looks to be limestone.

[Murph]

Here is a side picture.

[TC]

looks like one of those thangs that use to do stuff.

[Murph]

Ttt

[ol hard horn]

Looks like leverite

[DeadEyeB]

chupacabre no doubt.

[ShredLikeRed]

looks like one of those thangs that use to do stuff.

That is my professional opinion as well.

chupacabre no doubt.

No! Are you sure?

[flywise]

Looks like clams petrified in sediment

[R Dubya]

Looks like clams petrified in sediment

x2

[buckmastertexas]

Looks like something illegal aliens from outer space might have used on there visit here.
Too high of technology for us to understand.

[TXSTDU]

We call that a Boeing Bomb....


Sorry I can't help and that I couldn't resist.

[GatorBait]

Could be space poo, or a meteorite. After watching Joe Dirt I would have to go with space poo.

[Uncle Doug]

arrowhead molds?

[Murph]

Looks like clams petrified in sediment

I do have a ton of petrified shells on my place, and this looks nothing like them. This looks as if it has been carved into the rock, it is weird and the rock is smooth on the side with the carvings.

[Stros]

prehistoric golf ball.