Colored Stones

Moderators: Stephen Challener, Barbra Voltaire, FGG, Alberto

New Topic

2406 topics

Page 1 of 49
- Jump to page:
1
2
3
4
5
…
49
Next

Topics

Replies

Views

Last post

Split copper lap

Last post by wilsonintexas « Thu Jun 26, 2025 3:20 pm

by wilsonintexas » Thu Jun 26, 2025 3:20 pm

0 Replies

555 Views

Last post by wilsonintexas
Thu Jun 26, 2025 3:20 pm
What type of inclusion is this?

Last post by Barbra Voltaire, FGG « Thu May 22, 2025 1:18 pm
Replies: 1
by DM-smith » Sun May 18, 2025 3:11 am

1 Replies

15633 Views

Last post by Barbra Voltaire, FGG
Thu May 22, 2025 1:18 pm
New source of Vayrynenite

Last post by danielle « Tue Apr 01, 2025 5:03 am
Replies: 3
by Dioptase » Fri Mar 28, 2025 12:41 am

3 Replies

9996 Views

Last post by danielle
Tue Apr 01, 2025 5:03 am
Anyone familiar with larsonite?

Last post by Barbra Voltaire, FGG « Fri Feb 28, 2025 1:05 pm
Replies: 5
by JeanLi1986 » Wed Feb 12, 2025 4:44 am

5 Replies

6692 Views

Last post by Barbra Voltaire, FGG
Fri Feb 28, 2025 1:05 pm
Cutting Oregon Sunstones: A Step-by-Step Guide

Last post by Azard_faza « Fri Feb 21, 2025 6:58 am
Replies: 2
by Azard_faza » Wed Jan 15, 2025 5:04 am

2 Replies

6177 Views

Last post by Azard_faza
Fri Feb 21, 2025 6:58 am
Marquis cut query

Last post by Barbra Voltaire, FGG « Wed Feb 12, 2025 2:40 pm
Replies: 2
by salik » Fri Feb 07, 2025 10:32 pm

2 Replies

1255 Views

Last post by Barbra Voltaire, FGG
Wed Feb 12, 2025 2:40 pm
Orange Fire Opal Turning Misty – Seeking Advice

Last post by 1bwana1 « Mon Dec 23, 2024 11:30 pm
Replies: 5
by hafiz » Sun Dec 22, 2024 10:50 am

5 Replies

15673 Views

Last post by 1bwana1
Mon Dec 23, 2024 11:30 pm
Zultanite of 54.73 carats on an 18K gold ring

Last post by Barbra Voltaire, FGG « Mon Nov 18, 2024 11:28 pm
Replies: 3
by Floflo_ch » Thu Nov 14, 2024 2:25 pm

3 Replies

2607 Views

Last post by Barbra Voltaire, FGG
Mon Nov 18, 2024 11:28 pm
20+ carat red carved stone the size of a nickel...Ruby?

Last post by Stephen Challener « Mon Nov 18, 2024 3:37 pm
Replies: 6
by JRVAULTS » Fri Oct 25, 2024 7:51 am

6 Replies

3812 Views

Last post by Stephen Challener
Mon Nov 18, 2024 3:37 pm
Gemfields suffered a slump in sales

Last post by Dioptase « Fri Sep 20, 2024 7:32 pm
Replies: 1
by Barbra Voltaire, FGG » Thu Sep 19, 2024 7:47 pm

1 Replies

6124 Views

Last post by Dioptase
Fri Sep 20, 2024 7:32 pm
Could this be a Paraiba Tourmaline?

Last post by 1bwana1 « Mon Aug 26, 2024 11:51 am
Replies: 2
by JRVAULTS » Fri Aug 23, 2024 10:04 am

2 Replies

5809 Views

Last post by 1bwana1
Mon Aug 26, 2024 11:51 am
Emerald Jackpot

Last post by 1bwana1 « Mon Aug 26, 2024 11:45 am
Replies: 1
by Mohmand » Mon Aug 26, 2024 5:40 am

1 Replies

5731 Views

Last post by 1bwana1
Mon Aug 26, 2024 11:45 am
The rare Hauyne stone

Last post by arglthesheep « Wed Jul 24, 2024 1:01 am
Replies: 11
by Mohmand » Thu Jul 11, 2024 10:56 am

11 Replies

15012 Views

Last post by arglthesheep
Wed Jul 24, 2024 1:01 am
Does updating old certificate is necessary?

Last post by roshanravan « Mon May 20, 2024 6:04 pm
Replies: 2
by Cognition » Mon May 20, 2024 11:13 am

2 Replies

8844 Views

Last post by roshanravan
Mon May 20, 2024 6:04 pm
Adjustments on facetron machine

Last post by wilsonintexas « Sun Mar 10, 2024 1:38 pm
Replies: 4
by wilsonintexas » Fri Mar 08, 2024 7:53 pm

4 Replies

11370 Views

Last post by wilsonintexas
Sun Mar 10, 2024 1:38 pm
Garnet types

Last post by Dioptase « Sat Feb 24, 2024 12:10 am
Replies: 28
by ByE » Fri Feb 09, 2024 11:33 pm
1

2
28 Replies

19358 Views

Last post by Dioptase
Sat Feb 24, 2024 12:10 am
Color changing garnet ?

Last post by Owlx « Thu Feb 22, 2024 2:49 pm

by Owlx » Thu Feb 22, 2024 2:49 pm

0 Replies

10449 Views

Last post by Owlx
Thu Feb 22, 2024 2:49 pm
Largest Gem Ruby Ever Found in Mozambique

Last post by GemCollector9 « Sat Feb 03, 2024 12:24 am
Replies: 11
by Barbra Voltaire, FGG » Sat Dec 03, 2022 2:21 pm

11 Replies

15118 Views

Last post by GemCollector9
Sat Feb 03, 2024 12:24 am
Myanmar or Mozambique

Last post by Barbra Voltaire, FGG « Fri Feb 02, 2024 12:57 pm
Replies: 3
by Jeweliah » Tue Jan 23, 2024 11:40 am

3 Replies

4638 Views

Last post by Barbra Voltaire, FGG
Fri Feb 02, 2024 12:57 pm
Polish aqua heard about adamas system wuestions about it

Last post by wilsonintexas « Sun Dec 31, 2023 9:36 pm
Replies: 2
by wilsonintexas » Sun Dec 31, 2023 12:56 pm

2 Replies

2916 Views

Last post by wilsonintexas
Sun Dec 31, 2023 9:36 pm
A 45 ct faceted Emerald

Last post by Barbra Voltaire, FGG « Sun Dec 31, 2023 12:26 pm
Replies: 10
by Mohmand » Wed Dec 27, 2023 2:44 pm

10 Replies

3704 Views

Last post by Barbra Voltaire, FGG
Sun Dec 31, 2023 12:26 pm
Demantoid Garnet Inclusion

Last post by Mohmand « Sat Dec 30, 2023 2:08 am
Replies: 5
by P. Siroospour » Thu Dec 28, 2023 3:26 pm

5 Replies

2561 Views

Last post by Mohmand
Sat Dec 30, 2023 2:08 am
Ruby Deposits: A Review and Geological Classification

Last post by Mohmand « Mon Sep 11, 2023 4:12 am
Replies: 1
by Barbra Voltaire, FGG » Sat Sep 09, 2023 1:02 pm

1 Replies

8608 Views

Last post by Mohmand
Mon Sep 11, 2023 4:12 am
A strange stone I found

Last post by mandalf « Thu Aug 24, 2023 1:11 pm
Replies: 11
by mandalf » Tue Aug 01, 2023 2:40 pm

11 Replies

9654 Views

Last post by mandalf
Thu Aug 24, 2023 1:11 pm
Tanzanite Spectrum

Last post by 1bwana1 « Mon Aug 07, 2023 11:54 am
Replies: 15
by Edmundo1948 » Mon Jul 31, 2023 9:32 am
1

2
15 Replies

13817 Views

Last post by 1bwana1
Mon Aug 07, 2023 11:54 am
Imperial Jade and the Chelsea Filter

Last post by Debbie K « Fri Aug 04, 2023 5:00 pm
Replies: 29
by Leigh » Tue Aug 21, 2007 9:29 am
1

2
29 Replies

32662 Views

Last post by Debbie K
Fri Aug 04, 2023 5:00 pm
introduction

Last post by Edmundo1948 « Tue Aug 01, 2023 5:13 pm
Replies: 4
by Edmundo1948 » Mon Jul 31, 2023 9:11 am

4 Replies

4608 Views

Last post by Edmundo1948
Tue Aug 01, 2023 5:13 pm
Dark Blue Beryl from Pakistan

Last post by Mohmand « Tue Aug 01, 2023 1:53 pm
Replies: 11
by Barbra Voltaire, FGG » Sat Oct 26, 2019 12:26 pm

11 Replies

8465 Views

Last post by Mohmand
Tue Aug 01, 2023 1:53 pm
An Indicolite Tourmaline?

Last post by Mohmand « Sat Jul 29, 2023 4:11 pm
Replies: 5
by Mohmand » Sat Jul 29, 2023 7:15 am

5 Replies

6982 Views

Last post by Mohmand
Sat Jul 29, 2023 4:11 pm
How Rare Is This Large 24ct Ceylon Moonstone?

Last post by Barbra Voltaire, FGG « Tue Jul 04, 2023 6:33 pm
Replies: 22
by TonyBram » Sun Jun 25, 2023 2:55 pm
1

2
22 Replies

15518 Views

Last post by Barbra Voltaire, FGG
Tue Jul 04, 2023 6:33 pm
Mahenge Spinel

Last post by mehoose « Sat Jun 10, 2023 9:05 am
Replies: 4
by bunyip96 » Tue Dec 28, 2021 12:49 am

4 Replies

5886 Views

Last post by mehoose
Sat Jun 10, 2023 9:05 am
NATURAL ZIRCONS AND SAPPHIRES FOUND TOGETHER

Last post by mehoose « Sat Jun 10, 2023 8:57 am
Replies: 4
by Benshak Myles » Tue Mar 14, 2023 2:53 pm

4 Replies

4906 Views

Last post by mehoose
Sat Jun 10, 2023 8:57 am
Smithsonian Unveils Superb Lion of Merelani Gem

Last post by mehoose « Sat Jun 10, 2023 8:55 am
Replies: 5
by Barbra Voltaire, FGG » Thu Apr 27, 2023 12:46 pm

5 Replies

4961 Views

Last post by mehoose
Sat Jun 10, 2023 8:55 am
A huge zircon both have tenebrescent and color change effect

Last post by Sanssouci « Wed May 31, 2023 4:47 pm
Replies: 3
by Sanssouci » Tue May 30, 2023 2:47 pm

3 Replies

4345 Views

Last post by Sanssouci
Wed May 31, 2023 4:47 pm
Need help with blue sapphire

Last post by 1bwana1 « Thu Apr 20, 2023 3:30 pm
Replies: 1
by Raerae_ » Thu Apr 20, 2023 1:13 pm

1 Replies

3167 Views

Last post by 1bwana1
Thu Apr 20, 2023 3:30 pm
spectrum of 2 tourmalines

Last post by 1bwana1 « Mon Apr 03, 2023 11:30 am
Replies: 10
by nasco » Fri Mar 31, 2023 1:50 pm

10 Replies

7914 Views

Last post by 1bwana1
Mon Apr 03, 2023 11:30 am
Mint Merelani and light Questions

Last post by nasco « Sat Apr 01, 2023 9:00 pm
Replies: 5
by Minx » Sat Nov 24, 2012 3:48 pm

5 Replies

4592 Views

Last post by nasco
Sat Apr 01, 2023 9:00 pm
need help to identify

Last post by Barbra Voltaire, FGG « Fri Mar 24, 2023 10:55 pm
Replies: 7
by bacjanaka » Fri Jan 20, 2023 9:47 am

7 Replies

4566 Views

Last post by Barbra Voltaire, FGG
Fri Mar 24, 2023 10:55 pm
RHODONITE VS FOWLERITE

Last post by Stephen Challener « Wed Mar 15, 2023 11:59 am
Replies: 1
by FL Rob » Wed Mar 15, 2023 4:21 am

1 Replies

3094 Views

Last post by Stephen Challener
Wed Mar 15, 2023 11:59 am
Bicolor Chrysoberyl Exist in nature?

Last post by Faceting 101 by Arya « Tue Feb 28, 2023 10:13 pm
Replies: 4
by JeanLi1986 » Sat Feb 25, 2023 10:59 am

4 Replies

5579 Views

Last post by Faceting 101 by Arya
Tue Feb 28, 2023 10:13 pm
Help please

Last post by Barbra Voltaire, FGG « Mon Feb 06, 2023 1:04 am
Replies: 2
by Chip » Mon Jan 30, 2023 12:19 pm

2 Replies

3759 Views

Last post by Barbra Voltaire, FGG
Mon Feb 06, 2023 1:04 am
FACET DIAGRAM ANGLES

Last post by salik « Wed Feb 01, 2023 3:04 am
Replies: 7
by firedrake » Sun Jun 26, 2022 9:41 am

7 Replies

5292 Views

Last post by salik
Wed Feb 01, 2023 3:04 am
Inclusion in ruby?

Last post by 1bwana1 « Tue Jan 31, 2023 3:44 pm
Replies: 2
by E H » Wed Jan 25, 2023 10:40 am

2 Replies

3520 Views

Last post by 1bwana1
Tue Jan 31, 2023 3:44 pm
Blue and brown stone.

Last post by 1bwana1 « Tue Jan 03, 2023 2:24 pm
Replies: 11
by confused » Thu Oct 27, 2022 10:36 pm

11 Replies

8148 Views

Last post by 1bwana1
Tue Jan 03, 2023 2:24 pm
An Update on Sapphires with Unstable Color

Last post by Barbra Voltaire, FGG « Wed Dec 28, 2022 2:24 pm

by Barbra Voltaire, FGG » Wed Dec 28, 2022 2:24 pm

0 Replies

10985 Views

Last post by Barbra Voltaire, FGG
Wed Dec 28, 2022 2:24 pm
Zoisite vs. "fancy" tanzanite

Last post by Stephen Challener « Tue Dec 27, 2022 7:47 pm
Replies: 5
by firedrake » Tue Dec 20, 2022 1:17 pm

5 Replies

3823 Views

Last post by Stephen Challener
Tue Dec 27, 2022 7:47 pm
Spessartite/Mandarin Garnet difference?

Last post by 1bwana1 « Wed Dec 07, 2022 11:18 pm
Replies: 9
by rogerg » Wed Nov 23, 2022 6:41 pm

9 Replies

6395 Views

Last post by 1bwana1
Wed Dec 07, 2022 11:18 pm
Visit of an Opal Mine in Mexico

Last post by glhays « Thu Nov 24, 2022 1:32 am
Replies: 3
by NicoT » Mon Nov 14, 2022 6:16 pm

3 Replies

3817 Views

Last post by glhays
Thu Nov 24, 2022 1:32 am
Irradiated ruby

Last post by Barbra Voltaire, FGG « Tue Nov 22, 2022 1:03 pm
Replies: 3
by E H » Sun Oct 30, 2022 9:31 pm

3 Replies

5954 Views

Last post by Barbra Voltaire, FGG
Tue Nov 22, 2022 1:03 pm
Any Example of before-after heating cuprian tourmaline?

Last post by 1bwana1 « Thu Oct 27, 2022 2:00 pm
Replies: 1
by JeanLi1986 » Thu Oct 27, 2022 7:43 am

1 Replies

3704 Views

Last post by 1bwana1
Thu Oct 27, 2022 2:00 pm

New Topic

2406 topics

Page 1 of 49
- Jump to page:
1
2
3
4
5
…
49
Next

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