SGL: Stone Group Labs

Moderators: Stephen Challener, Barbra Voltaire, FGG, Alberto

New Topic

5 topics • Page 1 of 1

Topics

Replies

Views

Last post

Better refractometer results with the Bright Line technique

Last post by Barbra Voltaire, FGG « Sat Nov 30, 2019 1:16 pm

by Barbra Voltaire, FGG » Sat Nov 30, 2019 1:16 pm

0 Replies

83558 Views

Last post by Barbra Voltaire, FGG
Sat Nov 30, 2019 1:16 pm
Gem Intel from Stone Group Labs

Last post by Bear Williams- SGL « Mon Jan 18, 2016 10:13 am
Replies: 10
by Barbra Voltaire, FGG » Mon Oct 13, 2014 4:32 pm

10 Replies

39398 Views

Last post by Bear Williams- SGL
Mon Jan 18, 2016 10:13 am
Identifying Faceted Black Gems

Last post by Bill Hanneman « Fri Nov 21, 2014 3:12 pm
Replies: 10
by Barbra Voltaire, FGG » Tue Oct 14, 2014 12:12 pm

10 Replies

13147 Views

Last post by Bill Hanneman
Fri Nov 21, 2014 3:12 pm
Garnet Chemistry, featured in the Journal of Gemmology

Last post by Robin Winter « Mon Oct 20, 2014 2:50 pm
Replies: 1
by Barbra Voltaire, FGG » Mon Oct 20, 2014 1:59 pm

1 Replies

6947 Views

Last post by Robin Winter
Mon Oct 20, 2014 2:50 pm
Smoke Treatment of Welo Opals by Bear and Cara Williams

Last post by Cara Williams « Wed Oct 15, 2014 3:32 pm
Replies: 1
by Barbra Voltaire, FGG » Tue Jul 08, 2014 2:10 pm

1 Replies

12999 Views

Last post by Cara Williams
Wed Oct 15, 2014 3:32 pm

New Topic

5 topics • Page 1 of 1

Return to Board Index

Forum permissions

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