Black Jade
Brilliant_Rock
- Joined
- Aug 21, 2008
- Messages
- 1,242
It''s from the jeweller''s point of view. It'' s very interesting.
http://www.modernjeweler.com/publication/article.jsp?pubId=1&id=228&pageNum=1
http://www.modernjeweler.com/publication/article.jsp?pubId=1&id=228&pageNum=1