Joined: Fri Feb 24, 2006 1:20 am Posts: 2756 Location: Southern California, U.S.A.
Well "z" isn't one of the last two letters but I'll give it a try.
Zeberged: the island in the Red Sea where peridot, the gem grade of olivine, was first discovered. Also known as St. John's Island, Seberget and Zeberget.
= a composite stone made up of a natural gemstone and a less expensive material For example I will show you a doublet of Mother of Pearl and rutilated Quartz:
Attachment:
Doublette Doublet Perlmutt Mother of Pearl Rutilquarz Rutiled Quarz.JPG [ 64.11 KiB | Viewed 1103 times ]
Joined: Fri Feb 24, 2006 1:20 am Posts: 2756 Location: Southern California, U.S.A.
Aegerine. Use "g"
Aegirine is a member of the clinopyroxene group of inosilicates. Aegirine is the sodium endmember of the aegirine-augite series. Aegirine has the chemical formula NaFeSi2O6 in which the iron is present as Fe3+. The stone in the image is from Norway.
Users browsing this forum: No registered users and 11 guests
You cannot post new topics in this forum You cannot reply to topics in this forum You cannot edit your posts in this forum You cannot delete your posts in this forum You cannot post attachments in this forum