Search found 15633 matches
- Sun Jun 07, 2015 12:38 am
- Forum: Gemstones
- Topic: Impostors! Don't Be Fooled By Imitations
- Replies: 6
- Views: 418
Re: Impostors! Don't Be Fooled By Imitations
Nice! But, according to the report, this scam has been about for 10 years already? WHY was it not widely publicised when first detected? For us lesser mortals, the advice to treat any 'Haueyne' > 1ct with grave suspicion is seriously good advice. Also, buy the rough and when you are satisfied with ...
- Sun Jun 07, 2015 12:36 am
- Forum: Gemstones
- Topic: Impostors! Don't Be Fooled By Imitations
- Replies: 6
- Views: 418
Re: Impostors! Don't Be Fooled By Imitations
Duh!! The mere size of these things should have been a big red flag to the buyers.
ARTIFICIAL BLUE GLASS SOLD AS RARE GEMSTONE HAÜYNE!
by GIT-Gem Testing Laboratory
July 11, 2012
http://www.git.or.th/eng/testing_center ... _final.pdf
ARTIFICIAL BLUE GLASS SOLD AS RARE GEMSTONE HAÜYNE!
by GIT-Gem Testing Laboratory
July 11, 2012
http://www.git.or.th/eng/testing_center ... _final.pdf
- Sun Jun 07, 2015 12:34 am
- Forum: Gemstones
- Topic: Impostors! Don't Be Fooled By Imitations
- Replies: 6
- Views: 418
Re: Impostors! Don't Be Fooled By Imitations
Found this from the Society of American Silversmiths, posted on the ISG forum today. What a surprise, eh? ...NOT!! Buyers of Chinese "Sterling" Beware! Fake Chinese Sterling Poster "Fake Chinese sterling jewelry and holloware is a growing problem on eBay and rapidly spreading througho...
- Sun Jun 07, 2015 12:30 am
- Forum: Gemstones
- Topic: Impostors! Don't Be Fooled By Imitations
- Replies: 6
- Views: 418
Re: Impostors! Don't Be Fooled By Imitations
I'm not sure where to post this one so since this topic is for impostors and imitations, I decided to put it here. Counterfeit Money Orders "Should you accept a money order as payment for goods sold online? How do you know if it's real? Identifying counterfeit money orders is easy if you know w...
- Sun Jun 07, 2015 12:29 am
- Forum: Gemstones
- Topic: Impostors! Don't Be Fooled By Imitations
- Replies: 6
- Views: 418
Re: Impostors! Don't Be Fooled By Imitations
This is extremely important for all interested in the andesine/labradorite debacle brought to light by the ISG last year, and confirmed in this report: Interim Report; 14-Sep-2009 The Red Feldspar Project George R. Rossman, California Institute of Technology "...Is There a Mine in Tibet That Pr...
- Sun Jun 07, 2015 12:28 am
- Forum: Gemstones
- Topic: Impostors! Don't Be Fooled By Imitations
- Replies: 6
- Views: 418
Impostors! Don't Be Fooled By Imitations
Let this be a reminder to all of us that there's always someone out there who will go to great lengths to deceive others for profit. Alarming Rough Diamond Imitations in the Market By Thomas Hainschwang The Phenakite / Topaz Diamond Rough Scam "Until a few years ago rough diamonds were relative...
- Sun Jun 07, 2015 12:26 am
- Forum: Gemstones
- Topic: Magnetism in Gemstones
- Replies: 1
- Views: 188
Re: Magnetism in Gemstones
Thanks great article Pink. I shocked a dealer/cutter at a gem show ~20 years ago picking up garnets with a magnet and getting a very rough indication of iron content. Did ISG testing indicate magnetic orientation? Should the stone face a pole or a side of the magnet? The article made me think of th...
- Sun Jun 07, 2015 12:18 am
- Forum: Gemstones
- Topic: Magnetism in Gemstones
- Replies: 1
- Views: 188
Magnetism in Gemstones
It is only recently that magnetism in gemstones has been recognized, and magnets can be a an adjunct tool in the gemologist's toolbox. The ISG newsletter today has some great information and demonstrations on magnetism in gemstones that y'all will enjoy. ISG Magnetism and Gem Identification by YourG...
- Sat Jun 06, 2015 11:16 pm
- Forum: Labs
- Topic: Is it worth sending gems to the major labs?
- Replies: 27
- Views: 2822
Re: Is it worth sending gems to the major labs?
Looks like things are going to get interesting with EGL International. Reports From Former EGL International Are “Counterfeits,” Says EGL Network By Rob Bates, News Director - Posted on February 9, 2015 " The European Gemological Laboratory (EGL) civil war has intensified, with the EGL network ...
- Sat Jun 06, 2015 11:16 pm
- Forum: Labs
- Topic: Is it worth sending gems to the major labs?
- Replies: 27
- Views: 2822
Re: Is it worth sending gems to the major labs?
GIA Changing Colored Stone, Pearl Reports By Rob Bates, News Director - Posted on January 29, 2015 " Gemological Institute of America has tweaked its colored stone and pearl reports, adding better imagery and more information geared toward consumers. Beginning Feb. 1, GIA will issue the same f...