Glossary :: Z

Zoned Crystal
A crystal with concentric layers differing in chemical composition representing a complex crystallisation history.

: 1 :
(1 page)

Site News

21-12-2006: Christmas Holidays.
We'll be shutting down the forum over Christmas. Have a good Christmas break everyone!

11-10-2006: More Pictures!.
Another 11 pictures have been added to the database.

30-4-2006: Articles Section.
New articles section