• 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

2,043 questions

3,511 answers


13,692 users

What color of opal is the most expensive

0 votes
asked Dec 10, 2016 by CTfisherman (120 points)

1 Answer

0 votes
The most brilliantly coloured stones are valued highly. There are some black opals which are highly prized. Fire opals, too. They are a very porous stone.
answered Dec 12, 2016 by Weasel (51,170 points)

Related questions

0 votes
1 answer
asked Dec 22, 2015 by Nhật Linh (170 points)
+1 vote
1 answer
asked Mar 15 by softball88 (130 points)
0 votes
1 answer
asked Apr 10, 2016 by Raven1111 (120 points)