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There are no new unread posts for this topic. Attachment(s) SSEF: How do natural pearls form?

in Organic Gems

Barbra Voltaire, FGG

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22

Wed Jun 23, 2021 11:04 am

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There are no new unread posts for this topic. CIBJO: Laboratory Grown Diamond Guidlines

in Diamonds

Barbra Voltaire, FGG

0

177

Thu Jun 17, 2021 11:38 am

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There are no new unread posts for this topic. Jewellery: History, Identification and Important Trends

in SSEF: Swiss Gemmological Institute

Barbra Voltaire, FGG

0

239

Fri Jun 04, 2021 12:58 pm

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There are no new unread posts for this topic. Flux-grown synthetic rubies sold as natural rubies

in GGTL Laboratories

Barbra Voltaire, FGG

0

746

Wed May 12, 2021 12:41 pm

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There are no new unread posts for this topic. Attachment(s) Deciphering the Enigmatic Origin of Guyana's Diamonds

in Diamonds

Barbra Voltaire, FGG

0

1284

Thu May 06, 2021 12:37 pm

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There are no new unread posts for this topic. The Story of Rewa Okan - Agodi Rubellite

in Useful Links

Dor

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930

Sat May 01, 2021 10:12 pm

Dor View the latest post

There are no new unread posts for this topic. The Pearl Story

in Useful Links

Dor

0

488

Sat May 01, 2021 10:04 pm

Dor View the latest post

There are no new unread posts for this topic. Ten Exotic and Phenomenal Gemstones

in Useful Links

Dor

0

79

Sat May 01, 2021 10:02 pm

Dor View the latest post

There are no new unread posts for this topic. The Tanzanite Story

in Useful Links

Dor

0

70

Sat May 01, 2021 9:56 pm

Dor View the latest post

There are no new unread posts for this topic. Three Precious Gems: Rubies, Emeralds, Sapphires

in Useful Links

Dor

0

83

Sat May 01, 2021 9:45 pm

Dor View the latest post

There are no new unread posts for this topic. The Gemstone Journey

in Useful Links

Dor

0

89

Sat May 01, 2021 9:39 pm

Dor View the latest post

There are no new unread posts for this topic. WEBINAR:Green to greenish blue to yellow green diamonds

in Diamonds

Barbra Voltaire, FGG

0

1934

Thu Apr 22, 2021 12:20 pm

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There are no new unread posts for this topic. The slow agony of the Kimberley Process. Ethics during COVID

in Diamonds

Barbra Voltaire, FGG

0

2041

Thu Apr 22, 2021 11:55 am

Barbra Voltaire, FGG View the latest post

There are no new unread posts for this topic. Attachment(s) Mastervaluer Opportunity

in Appraiser's Corner

melhuth

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735

Thu Apr 15, 2021 4:24 pm

melhuth View the latest post

There are no new unread posts for this topic. Attachment(s) Bugs and Birthstones

in Virtual Marketplace

Barbra Voltaire, FGG

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1248

Wed Apr 14, 2021 2:54 pm

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There are no new unread posts for this topic. Attachment(s) Emeralds

in Colored Stones

j.mcgee_1985

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2309

Thu Mar 04, 2021 10:59 pm

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There are no new unread posts for this topic. Attachment(s) Cats eye sapphire

in Appraiser's Corner

arms

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916

Sat Feb 27, 2021 12:04 am

arms View the latest post

There are no new unread posts for this topic. How Hydrothermal Emeralds are Created

in Synthetics and Treatments

Barbra Voltaire, FGG

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379

Fri Feb 26, 2021 9:54 pm

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There are no new unread posts for this topic. Diamonds with Fake Inscriptions Turn Up at GIA

in Diamonds

Barbra Voltaire, FGG

0

3366

Fri Feb 26, 2021 5:38 pm

Barbra Voltaire, FGG View the latest post

There are no new unread posts for this topic. Gem Lapidary machines

in Gem Equipment

firedrake

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2050

Sat Feb 20, 2021 5:54 pm

firedrake View the latest post

There are no new unread posts for this topic. Looking for Diamcal scan version 1.0

in Gemology Apps and Appraisal Software

Kerkvi

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500

Sat Feb 20, 2021 4:44 am

Kerkvi View the latest post

There are no new unread posts for this topic. The untold story of Douros Synthetic Rubies

in Synthetics and Treatments

Barbra Voltaire, FGG

0

378

Thu Feb 18, 2021 4:05 pm

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There are no new unread posts for this topic. CIBJO Guide: Classifying Natural Pearls and Cultured Pearls

in Organic Gems

Barbra Voltaire, FGG

0

2133

Thu Feb 18, 2021 1:41 pm

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There are no new unread posts for this topic. Raman Spectroscopy:technique and its gemological application

in Gem Equipment

Barbra Voltaire, FGG

0

278

Thu Jan 21, 2021 1:56 pm

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There are no new unread posts for this topic. Making opal

in Synthetics and Treatments

dchallener

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253

Tue Jan 12, 2021 12:31 am

dchallener View the latest post

There are no new unread posts for this topic. Attachment(s) Neat Ring, Large Green Stone, Prasiolite?

in Colored Stones

Rosieposie

0

978

Wed Jan 06, 2021 6:42 pm

Rosieposie View the latest post

There are no new unread posts for this topic. Attachment(s) Different shades of tourmaline

in Colored Stones

Mohmand

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990

Tue Dec 29, 2020 5:15 am

Mohmand View the latest post

There are no new unread posts for this topic. The Gemcutters Library Video

in Collecting Gem & Jewelry Books

justinkprim

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3063

Sat Dec 26, 2020 6:21 am

justinkprim View the latest post

There are no new unread posts for this topic. Kernowite - new mineral discovered in Cornwall

in Miner's Corner

johngemo

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3857

Wed Dec 23, 2020 6:33 am

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There are no new unread posts for this topic. Technological Transformation of the Coloured Stone Industry

in Gemological Articles

Barbra Voltaire, FGG

0

4555

Sun Dec 20, 2020 4:29 pm

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There are no new unread posts for this topic. Gemology as a Science Presented by James Shigley

in Research

Barbra Voltaire, FGG

0

3463

Tue Dec 01, 2020 2:58 pm

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There are no new unread posts for this topic. Help planning lap usage

in Lapidary Corner: Colored Stones

flyingcat

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318

Fri Nov 20, 2020 4:55 pm

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There are no new unread posts for this topic. The Wild Story Behind Cartier’s Panthers

in Appraiser's Corner

Barbra Voltaire, FGG

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543

Sun Nov 15, 2020 12:08 pm

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There are no new unread posts for this topic. About me

in Let's Introduce Ourselves!

transnational12

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6554

Sat Nov 07, 2020 9:08 am

transnational12 View the latest post

There are no new unread posts for this topic. Value Factors, Design and Cut Quality of Colored Gemstones

in Lapidary Corner: Colored Stones

Barbra Voltaire, FGG

0

311

Sun Oct 25, 2020 8:55 pm

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There are no new unread posts for this topic. Thin Section Coasters?

in Fossils, Minerals & Curiosities

Barbra Voltaire, FGG

0

2395

Mon Oct 19, 2020 11:22 pm

Barbra Voltaire, FGG View the latest post

There are no new unread posts for this topic. Wonky spectrum on a diffraction grating spectroscope

in Beginners Only!

Circuitgems

0

265

Wed Oct 14, 2020 7:00 pm

Circuitgems View the latest post

There are no new unread posts for this topic. I’m interviewing a master jambpeg cutter from england

in Lapidary Corner: Colored Stones

justinkprim

0

521

Tue Oct 06, 2020 1:59 am

justinkprim View the latest post

There are no new unread posts for this topic. Dallas gem and Mineral Show is on for Nov 21 and 22nd

in Upcoming Shows & Events

wilsonintexas

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1815

Mon Sep 28, 2020 7:31 pm

wilsonintexas View the latest post

There are no new unread posts for this topic. Happy Birthday Elvis!

in General Discussions

Barbra Voltaire, FGG

0

8909

Mon Sep 14, 2020 9:07 pm

Barbra Voltaire, FGG View the latest post

There are no new unread posts for this topic. Attachment(s) Kashmir Ruby and Sapphire, rough

in Colored Stones

Mohmand

0

376

Sun Sep 06, 2020 3:41 pm

Mohmand View the latest post

There are no new unread posts for this topic. RIP Barry Bridgestock

in General Discussions

Dioptase

0

9288

Thu Aug 27, 2020 10:01 pm

Dioptase View the latest post

There are no new unread posts for this topic. GIA Lab Is Moving to Automated Clarity Grading

in Diamonds

Barbra Voltaire, FGG

0

3634

Mon Jul 27, 2020 4:09 pm

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There are no new unread posts for this topic. Diamonds from India

in Beginners Only!

Newbiewithdiamonds

0

358

Fri Jul 24, 2020 7:49 am

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There are no new unread posts for this topic. Attachment(s) Stone identification

in Fossils, Minerals & Curiosities

Yokietoks

0

1126

Sat Jul 18, 2020 7:45 pm

Yokietoks View the latest post

There are no new unread posts for this topic. Attachment(s) Odd inclusion in Spinel

in Stone and Inclusion Photos

Curious-George

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3420

Thu Jun 25, 2020 1:31 pm

Curious-George View the latest post

There are no new unread posts for this topic. Looking for Taiwan jade experts

in Colored Stones

Volga

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1124

Wed Jun 17, 2020 8:31 pm

Volga View the latest post

There are no new unread posts for this topic. Gem-A Live: 150 Years of Diamond Mining in Kimberley

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

Barbra Voltaire, FGG

0

5303

Mon Jun 15, 2020 12:37 pm

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There are no new unread posts for this topic. Attachment(s) Field Gemology Talks: Pardieu and Hughes

in Upcoming Shows & Events

Barbra Voltaire, FGG

0

3042

Mon Jun 15, 2020 12:34 pm

Barbra Voltaire, FGG View the latest post

There are no new unread posts for this topic. Attachment(s) Neon Tourmaline

in Colored Stones

Mohmand

0

1552

Fri Jun 12, 2020 10:04 am

Mohmand View the latest post

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