• 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

2,144 questions

3,752 answers


17,664 users

What is this hemispherical inclusion in the quartz matrix of an agate? I will try and add one more picture.

0 votes

asked Jan 26 by arbayowling (570 points)

1 Answer

0 votes
This looks like a different color of the agate that formed in a gas bubble.
answered Apr 30 by hershel (51,320 points)