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There are no new unread posts for this topic. Attachment(s) A huge zircon both have tenebrescent and color change effect

in Colored Stones

Sanssouci

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87

Tue May 30, 2023 2:47 pm

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in Employment Opportunities

Leel

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436

Tue May 16, 2023 10:48 am

Leel View the latest post

There are no new unread posts for this topic. Attachment(s) Ring dating, intricate half moon star crescent gold ring

in Jeweler's Bench

Wilde

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340

Sat May 13, 2023 7:38 pm

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in Upcoming Shows & Events

Dioptase

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525

Thu May 04, 2023 10:49 pm

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in GIA (Gemological Institute of America)

G Holloway Cut Nut

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1407

Wed Apr 12, 2023 9:20 pm

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in Lapidary Corner: Colored Stones

justinkprim

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1185

Sat Apr 08, 2023 10:57 pm

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in CSI: Colored Stone Identification

diagal

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714

Fri Mar 24, 2023 12:09 pm

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There are no new unread posts for this topic. Attachment(s) Facet design called "Robin"

in Lapidary Corner: Colored Stones

salik

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2365

Wed Mar 01, 2023 5:31 am

salik View the latest post

There are no new unread posts for this topic. Attachment(s) Displacement After Earthquake in Turkey

in General Discussions

Barbra Voltaire, FGG

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4086

Thu Feb 16, 2023 3:16 pm

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in TUCSON GEM SHOW 2022 SPECIAL SECTION

Greenspinel

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2729

Tue Jan 10, 2023 6:35 pm

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in Jeweler's Bench

Barbra Voltaire, FGG

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4787

Wed Dec 28, 2022 2:41 pm

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There are no new unread posts for this topic. Attachment(s) An Update on Sapphires with Unstable Color

in Colored Stones

Barbra Voltaire, FGG

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1853

Wed Dec 28, 2022 2:24 pm

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in Organic Gems

Barbra Voltaire, FGG

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5477

Sat Dec 03, 2022 1:22 pm

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in Diamonds

Barbra Voltaire, FGG

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2050

Wed Nov 30, 2022 1:05 pm

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in Upcoming Shows & Events

crescentgems

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3815

Thu Nov 17, 2022 10:44 am

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in Diamonds

Barbra Voltaire, FGG

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2336

Thu Nov 03, 2022 12:21 pm

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in Lapidary Corner: Colored Stones

glhays

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6195

Mon Oct 31, 2022 4:58 pm

glhays View the latest post

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in Lapidary Corner: Colored Stones

justinkprim

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4456

Thu Sep 22, 2022 10:04 am

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in Lapidary Corner: Colored Stones

fedathc

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4383

Mon Sep 19, 2022 9:03 pm

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in Upcoming Shows & Events

glhays

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7529

Mon Sep 05, 2022 12:20 am

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in Appraiser's Corner

Barbra Voltaire, FGG

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11610

Thu Aug 11, 2022 9:05 pm

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in GIA (Gemological Institute of America)

Sparkles66

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6919

Fri Jul 15, 2022 6:26 am

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in Gem-A (The Gemmological Association of Great Britain)

Barbra Voltaire, FGG

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15546

Thu Jul 07, 2022 11:05 am

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There are no new unread posts for this topic. araiba like tourmaline, a misbegotten variety.

in Gems' Color

bruce_tourm

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8422

Mon Jul 04, 2022 6:46 am

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in Colored Stones

carver

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5821

Mon Jul 04, 2022 3:36 am

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in Vintage & Antique Gemstones, Jewellery and Obects D'Art

Barbra Voltaire, FGG

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12093

Sun May 22, 2022 10:59 pm

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in Vintage & Antique Gemstones, Jewellery and Obects D'Art

Anabell

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11846

Fri May 20, 2022 12:26 pm

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in Gem-A (The Gemmological Association of Great Britain)

Leel

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10938

Thu May 05, 2022 11:32 am

Leel View the latest post

There are no new unread posts for this topic. Attachment(s) Eighteenth Annual Sinkankas Symposium

in Upcoming Shows & Events

Barbra Voltaire, FGG

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6018

Fri Apr 22, 2022 9:25 pm

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in Beginners Only!

Shifter55

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6110

Thu Apr 14, 2022 4:44 am

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in Lapidary Corner: Colored Stones

Turkinolith

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5829

Tue Apr 12, 2022 1:33 pm

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in Photography & Photomicrography

Greenspinel

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16208

Mon Apr 11, 2022 5:11 pm

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in Diamonds

Barbra Voltaire, FGG

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7836

Thu Apr 07, 2022 11:47 am

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in Appraiser's Corner

JSC VCA

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20225

Fri Mar 25, 2022 2:40 am

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in Let's Introduce Ourselves!

QIA

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6413

Fri Mar 25, 2022 2:04 am

QIA View the latest post

There are no new unread posts for this topic. "Bala Koh-I-Noor, or the little Koh-I-Noor"

in Diamonds

Barbra Voltaire, FGG

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5958

Thu Mar 17, 2022 12:48 pm

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There are no new unread posts for this topic. Attachment(s) Latest MasterValuer Course Updates

in Appraiser's Corner

melhuth

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20185

Tue Mar 15, 2022 6:42 pm

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There are no new unread posts for this topic. Attachment(s) Coral Traceability Using Novel Genetic-Testing Method

in SSEF: Swiss Gemmological Institute

Barbra Voltaire, FGG

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11865

Mon Feb 14, 2022 1:52 pm

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in Diamonds

Barbra Voltaire, FGG

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6367

Wed Jan 26, 2022 2:09 pm

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in Contact Information for Gemology Schools, Labs, Research & Appraisal Facilities

melhuth

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8676

Wed Jan 19, 2022 3:17 pm

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in Employment Opportunities

Barbra Voltaire, FGG

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15701

Fri Jan 07, 2022 1:49 pm

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There are no new unread posts for this topic. Ethan Baxter's: EVERY ROCK TELLS A STORY

in *Meandering Footnotes

Barbra Voltaire, FGG

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22194

Thu Dec 23, 2021 1:58 pm

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in GIA Current Research

Barbra Voltaire, FGG

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8514

Thu Dec 16, 2021 7:46 pm

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There are no new unread posts for this topic. New Covid Variant Forces Rough Prices Up

in Diamonds

Barbra Voltaire, FGG

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6336

Fri Dec 03, 2021 9:37 pm

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in TUCSON GEM SHOW 2022 SPECIAL SECTION

Barbra Voltaire, FGG

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6707

Thu Dec 02, 2021 6:01 pm

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in Collecting Gem & Jewelry Books

gilljoseph1949

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13692

Tue Nov 30, 2021 2:50 am

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in Upcoming Shows & Events

Barbra Voltaire, FGG

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6923

Sun Nov 14, 2021 1:55 pm

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There are no new unread posts for this topic. CIBJO releases Gemmological Special Report

in Colored Stones

Barbra Voltaire, FGG

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6163

Wed Oct 20, 2021 2:39 pm

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There are no new unread posts for this topic. SF Gem and Mineral Society: Virtual Turquoise Lecture

in Colored Stones

Barbra Voltaire, FGG

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6320

Thu Oct 14, 2021 3:56 pm

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in General Discussions

Arami

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11537

Wed Oct 13, 2021 5:38 pm

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