costaricajc Posted September 8 Share Posted September 8 I found this at a river in Costa Rica. Link to comment Share on other sites More sharing options...
Mark Kmiecik Posted September 9 Share Posted September 9 Looks like sandstone showing sedimentary strata. 1 Mark. Fossil hunting is easy -- they don't run away when you shoot at them! Link to comment Share on other sites More sharing options...
costaricajc Posted Saturday at 05:05 PM Author Share Posted Saturday at 05:05 PM Detail of grain at 100x Link to comment Share on other sites More sharing options...
Recommended Posts
Create an account or sign in to comment
You need to be a member in order to leave a comment
Create an account
Sign up for a new account in our community. It's easy!
Register a new accountSign in
Already have an account? Sign in here.
Sign In Now