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There are no new unread posts for this topic. W. Wm Hanneman Instrument Donations to our GO Members

in Gem Equipment

Barbra Voltaire

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19

Sat Feb 16, 2019 8:07 pm

Barbra Voltaire View the latest post

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in GWLAB

Barbra Voltaire

0

12

Sat Feb 16, 2019 7:59 pm

Barbra Voltaire View the latest post

There are no new unread posts for this topic. Surprises looking at tourmaline with a spectrometer.

in Colored Stones

bruce_tourm

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83

Thu Feb 14, 2019 12:24 am

bruce_tourm View the latest post

There are no new unread posts for this topic. Question about the website Mineralminers

in Virtual Marketplace

Isi

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57

Tue Feb 12, 2019 12:33 pm

Isi View the latest post

There are no new unread posts for this topic. Where Should I Start?

in Beginners Only!

LucasGems

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48

Thu Feb 07, 2019 6:49 pm

LucasGems View the latest post

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

in Colored Stones

Dani

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83

Sun Feb 03, 2019 7:52 am

Dani View the latest post

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in Collecting Gem & Jewelry Books

Richard W. Wise

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100

Thu Jan 31, 2019 10:11 am

Richard W. Wise View the latest post

There are no new unread posts for this topic. A yellow color center in Paraiba tourmaline?

in Colored Stones

bruce_tourm

0

80

Thu Jan 31, 2019 12:24 am

bruce_tourm View the latest post

There are no new unread posts for this topic. Conny Forseberg at Tucson

in TUCSON GEM SHOW 2019 SPECIAL SECTION

Barbra Voltaire

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138

Sat Jan 19, 2019 12:15 pm

Barbra Voltaire View the latest post

There are no new unread posts for this topic. How much should natural untreated white sapphire cost?

in Virtual Marketplace

liawn2109

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191

Tue Jan 15, 2019 2:52 am

liawn2109 View the latest post

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

in General Discussions

Barbra Voltaire

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448

Sun Jan 13, 2019 11:42 pm

Barbra Voltaire View the latest post

There are no new unread posts for this topic. Changing Ball-Bearing on the left side of DP Pixie

in Lapidary Corner: Colored Stones

Turquoise-1977

0

97

Sun Jan 13, 2019 6:00 pm

Turquoise-1977 View the latest post

There are no new unread posts for this topic. Attachment(s) More help with identifying

in Beginners Only!

angeleanne

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57

Fri Jan 11, 2019 1:14 pm

angeleanne View the latest post

There are no new unread posts for this topic. Paraiba, cuprian, paraiba type, confusion about color.

in Colored Stones

bruce_tourm

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95

Wed Jan 02, 2019 11:44 pm

bruce_tourm View the latest post

There are no new unread posts for this topic. Attachment(s) RUBY FOR SELL

in CSI: Colored Stone Identification

Faran

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105

Wed Jan 02, 2019 12:41 pm

Faran View the latest post

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in Gem Equipment

Jan Asplund

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157

Sun Dec 30, 2018 5:29 pm

Jan Asplund View the latest post

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in Colored Stones

tahitiangirl

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218

Sun Dec 23, 2018 12:45 pm

tahitiangirl View the latest post

There are no new unread posts for this topic. A Christmas wish, researching tourmaline color.

in Research

bruce_tourm

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378

Thu Dec 20, 2018 2:05 pm

bruce_tourm View the latest post

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in Other topics related to Gemology

Barbra Voltaire

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307

Mon Dec 17, 2018 8:15 pm

Barbra Voltaire View the latest post

There are no new unread posts for this topic. DNA FINGERPRINTING OF PEARLS, CORALS, IVORY

in SSEF: Swiss Gemmological Institute

Barbra Voltaire

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457

Mon Dec 17, 2018 2:01 pm

Barbra Voltaire View the latest post

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in SSEF: Swiss Gemmological Institute

Barbra Voltaire

0

253

Mon Dec 17, 2018 1:53 pm

Barbra Voltaire View the latest post

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in Appraiser's Corner

Barbra Voltaire

0

507

Thu Dec 13, 2018 2:37 pm

Barbra Voltaire View the latest post

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in Upcoming Shows & Events

Barbra Voltaire

0

545

Tue Dec 04, 2018 3:20 pm

Barbra Voltaire View the latest post

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in Collecting Gem & Jewelry Books

Nicky Newark

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372

Fri Nov 30, 2018 1:29 pm

Nicky Newark View the latest post

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in General Discussions

cascaillou

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977

Mon Nov 26, 2018 1:44 pm

cascaillou View the latest post

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in Lapidary Corner: Colored Stones

capcuadrate

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169

Sat Nov 24, 2018 2:51 pm

capcuadrate View the latest post

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in Colored Stones

Barbra Voltaire

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168

Thu Nov 15, 2018 7:00 pm

Barbra Voltaire View the latest post

There are no new unread posts for this topic. Does anyone have experience w/ the EOS Gemchrom Colorimeter?

in Appraiser's Corner

mhisakawa

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168

Sun Nov 11, 2018 2:18 am

mhisakawa View the latest post

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in Lapidary Corner: Colored Stones

Nicky Newark

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348

Thu Oct 25, 2018 2:38 pm

Nicky Newark View the latest post

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in Upcoming Shows & Events

arglthesheep

0

351

Fri Oct 19, 2018 1:36 am

arglthesheep View the latest post

There are no new unread posts for this topic. Attachment(s) Need Help with ID. Cluster of some kind of Gem/Mineral

in CSI: Colored Stone Identification

Jinxy

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190

Mon Oct 15, 2018 12:36 pm

Jinxy View the latest post

There are no new unread posts for this topic. does any lab provide turquoise origin report?

in Appraiser's Corner

roshanravan

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236

Sat Oct 13, 2018 7:35 pm

roshanravan View the latest post

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in Colored Stones

raeghan.s

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481

Fri Oct 12, 2018 10:43 pm

raeghan.s View the latest post

There are no new unread posts for this topic. Attachment(s) Any way to tell if this is lab created or natural?

in CSI: Colored Stone Identification

Jcbyhr

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207

Mon Oct 01, 2018 9:42 pm

Jcbyhr View the latest post

There are no new unread posts for this topic. question on options for old twistor

in Lapidary Corner: Colored Stones

wilsonintexas

0

203

Mon Sep 24, 2018 10:09 pm

wilsonintexas View the latest post

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in Colored Stones

Caille

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207

Sat Sep 22, 2018 10:45 am

Caille View the latest post

There are no new unread posts for this topic. Attachment(s) History of Faceting Talk at the Hong Kong show tomorrow

in Upcoming Shows & Events

justinkprim

0

424

Sat Sep 15, 2018 2:01 am

justinkprim View the latest post

There are no new unread posts for this topic. Attachment(s) Help are these natural inclusions

in CSI: Colored Stone Identification

Lulujima

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293

Mon Sep 10, 2018 2:00 am

Lulujima View the latest post

There are no new unread posts for this topic. The Rise of Gem Cutting and the Occult in Renaissance Europe

in Lapidary Corner: Colored Stones

justinkprim

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212

Wed Aug 29, 2018 10:26 am

justinkprim View the latest post

There are no new unread posts for this topic. Happy Birthday Michael O'Neill!

in General Discussions

Barbra Voltaire

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2303

Fri Aug 24, 2018 11:05 pm

Barbra Voltaire View the latest post

There are no new unread posts for this topic. Quantifying the Quality of a Gem

in AGL: American Gemological Laboratories

Barbra Voltaire

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382

Fri Aug 24, 2018 2:38 pm

Barbra Voltaire View the latest post

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in Beginners Only!

Kingmanarts

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300

Thu Aug 23, 2018 3:00 pm

Kingmanarts View the latest post

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in Gem Equipment

Havlikova

0

247

Tue Aug 21, 2018 6:02 am

Havlikova View the latest post

There are no new unread posts for this topic. Diamond Handbook by Renee Newman

in Diamonds

Barbra Voltaire

0

423

Mon Aug 20, 2018 8:55 pm

Barbra Voltaire View the latest post

There are no new unread posts for this topic. Attachment(s) ruby pendent 3 stone up-grade...

in Colored Stones

ruby302

0

473

Sat Aug 11, 2018 8:28 am

ruby302 View the latest post

There are no new unread posts for this topic. 3-day MasterValuer Practical Workshop - Toronto August 17-19

in Appraiser's Corner

melhuth

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229

Wed Aug 08, 2018 7:47 pm

melhuth View the latest post

There are no new unread posts for this topic. Professional Associations

in Appraiser's Corner

CalCheat

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163

Wed Aug 08, 2018 2:11 pm

CalCheat View the latest post

There are no new unread posts for this topic. Basel 2019

in Upcoming Shows & Events

steinfroilein

0

355

Sat Aug 04, 2018 5:50 am

steinfroilein View the latest post

There are no new unread posts for this topic. Queen Victoria and Jewelry

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

Barbra Voltaire

0

513

Sun Jul 29, 2018 12:01 pm

Barbra Voltaire View the latest post

There are no new unread posts for this topic. Attachment(s) Fake Report Warning

in AIGS (Asian Institute of Gemological Sciences)

Barbra Voltaire

0

1650

Wed Jul 18, 2018 12:48 pm

Barbra Voltaire View the latest post

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