ionphx Posted August 21, 2012 Share Posted August 21, 2012 We came across this rock on the Mogollon Rim in Arizona. The white outer layer is somewhat soft (as rocks go) and the inner yellow material was quite soft, almost powdery when scraped. Can anyone tell me what it is? 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