• 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

1,917 questions

3,320 answers

881 comments

10,296 users

Any idea what this might be? All found together!

2 Answers

0 votes
perhaps a form of obsidian with another chemical compound mixed into it, perhaps cordite. or perhaps a cordite that is oddly dark. perhaps it is kyanite.
answered Oct 3, 2017 by anonymous
0 votes
Hard to tell without any background or properties, and its not one of those minerals that are easily identifiable by visual cues alone. Though the bottom piece doesn't appear natural.
answered Oct 27, 2017 by hershel (47,760 points)

Related questions

0 votes
1 answer
0 votes
2 answers
0 votes
1 answer
0 votes
6 answers
asked Apr 6, 2014 by Renee (240 points)
 


...