• Register

Information for users from the old Q&A site
If you have an account from our old Q&A site, your account was transferred over, but you need to reset your password and confirm your email address.
Reset Password here
Confirm Email here

1,824 questions

3,209 answers


9,085 users

Extremely hard surface what this could be?

0 votes

asked Dec 1 by Gopillm (430 points)

1 Answer

0 votes
G, you have been giving us specific gravity, help out a poor excuse for a geologist.
answered Dec 7 by Weasel (40,320 points)
Lol, agreed!!

Related questions