Thursday, September 06, 2012

Ok You Geo Types: What Is This?


Ignore, for the moment, where it comes from.  What does it look like to you?

3 comments:

Reprobus said...

A swarm of belemnites?

Lars said...

A tabulate coral colony?

Neil Kelley said...

"Moqui marbles" i.e. hematite concretions. Like these