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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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189

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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364

Thu Oct 14, 2021 3:56 pm

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There are no new unread posts for this topic. My Design Portfolio

in General Discussions

Arami

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332

Wed Oct 13, 2021 5:38 pm

Arami View the latest post

There are no new unread posts for this topic. Attachment(s) Justin Prim Makes the Cover of Journal of Gemmology!

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

Barbra Voltaire, FGG

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561

Mon Sep 27, 2021 9:40 pm

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There are no new unread posts for this topic. Attachment(s) ASA Releases the 10th Edition of Jewelry Appraisal Handbook

in Appraiser's Corner

Barbra Voltaire, FGG

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444

Mon Sep 27, 2021 4:44 pm

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There are no new unread posts for this topic. Implications from the Roof Diamond

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

Barbra Voltaire, FGG

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2234

Mon Sep 13, 2021 11:07 am

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

in Collector's Corner: Gems

arms

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1481

Wed Aug 18, 2021 11:52 pm

arms View the latest post

There are no new unread posts for this topic. Dating Zircon inclusions in Sapphire

in Research

Barbra Voltaire, FGG

0

2011

Mon Aug 02, 2021 7:14 pm

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

in Diamonds

Barbra Voltaire, FGG

0

3213

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

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2431

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

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4560

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

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4363

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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4848

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

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2664

Sat May 01, 2021 10:04 pm

Dor View the latest post

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in Useful Links

Dor

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1299

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

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1296

Sat May 01, 2021 9:56 pm

Dor View the latest post

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

in Useful Links

Dor

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1291

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

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5002

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

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5108

Thu Apr 22, 2021 11:55 am

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

in Appraiser's Corner

melhuth

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1938

Thu Apr 15, 2021 4:24 pm

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

in Virtual Marketplace

Barbra Voltaire, FGG

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3897

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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3496

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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2131

Sat Feb 27, 2021 12:04 am

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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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1597

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

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6403

Fri Feb 26, 2021 5:38 pm

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

in Gem Equipment

firedrake

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3245

Sat Feb 20, 2021 5:54 pm

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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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1670

Sat Feb 20, 2021 4:44 am

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

in Synthetics and Treatments

Barbra Voltaire, FGG

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1575

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

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4302

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

1482

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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1415

Tue Jan 12, 2021 12:31 am

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

in Colored Stones

Rosieposie

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2185

Wed Jan 06, 2021 6:42 pm

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

in Colored Stones

Mohmand

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2213

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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4503

Sat Dec 26, 2020 6:21 am

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

in Miner's Corner

johngemo

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8234

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

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9059

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

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5427

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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1495

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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1709

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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11490

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

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1419

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

3572

Mon Oct 19, 2020 11:22 pm

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

in Beginners Only!

Circuitgems

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1442

Wed Oct 14, 2020 7:00 pm

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

in Lapidary Corner: Colored Stones

justinkprim

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1621

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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3037

Mon Sep 28, 2020 7:31 pm

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

in General Discussions

Barbra Voltaire, FGG

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13921

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

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1459

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

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13440

Thu Aug 27, 2020 10:01 pm

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

in Diamonds

Barbra Voltaire, FGG

0

4911

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

1448

Fri Jul 24, 2020 7:49 am

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