Many thanks to Laura Inghirami of Donna Jewel, Milan, Italy and Gems & Gemology for sharing an insightful report. A must read for colored stone dealers and jewelers.
P.J.Joseph's Weblog On Colored Stones, Diamonds, Gem Identification, Synthetics, Treatments, Imitations, Pearls, Organic Gems, Gem And Jewelry Enterprises, Gem Markets, Watches, Gem History, Books, Comics, Cryptocurrency, Designs, Films, Flowers, Wine, Tea, Coffee, Chocolate, Graphic Novels, New Business Models, Technology, Artificial Intelligence, Robotics, Energy, Education, Environment, Music, Art, Commodities, Travel, Photography, Antiques, Watches, Random Thoughts, and Things He Like.
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Wednesday, November 22, 2023
A Red Herring In A Red Garnet
Mining Basalt-Related Gems In Southeast Vietnam
A must read for gem miners, field geologists, field gemologists, and colored stone dealers. Many thanks to Gems & Gemology and the team from Vietnam for sharing and insightful report.
Tuesday, November 21, 2023
CVD-Grown Diamond With Few Diagnostic Features
Without sophisticated analytical gem testing instruments it is virtually impossible to identify and interpret the diagnostic features of CVD- Grown diamond. Many thanks to Gems & Gemology and GIA researchers for sharing the report.
Shell Blister On an Isognomon isognomon Shell
Many thanks to Gems & Gemology and GIA team for sharing an insightful report. Practicing lab gemologists should take note.
Monday, November 20, 2023
Blackish Green Omphacite Jade From Guatemala
Colored stone dealers should take note. Many thanks to Gems & Gemology for sharing the interesting report.
Iridescent Inclusion In Brown Diamond
As always the internal world of diamonds are full of surprises. Many thanks to Gems & Gemology for sharing a beautiful diamond inclusion.
Sunday, November 19, 2023
Natural Type IIa Diamond With Unusual Red Fluorescence Distribution
Many thanks to GIA researchers for sharing a typical fluorescence distribution in the diamond with the FTIR and DiamonView.
Aquamarine With Zigzag Growth Line Inclusions
Gem inclusions will never stop surprising curious gemologist who specialize in inclusion studies. All you need is the right skill and right tools to locate them inside a colored stone. Many thanks to Gems & Gemology for sharing the fascinating inclusion in Aquamarine.
Inclusion Resembling A Gada In Diamond
Nature has no rules. Many thanks to GIA team and Gems & Gemology for sharing a fascinating diamond inclusion.
Saturday, November 18, 2023
Natural Diamond With Unusual Phosphorescence
An unusual observation. As always, diamonds are full of surprises. Many thanks to GIA researchers and Gems & Gemology team for sharing the insightful report.
A Newly Discovered Iridescent Andradite From Inner Mongolia China
Many thanks to Gems & Gemology team for sharing an insightful report on Andradite from Mongolia, China.
Wednesday, November 15, 2023
Etch Features Reveal The Morphology Of Diamond
A must read for practicing gemologists and diamond dealers. Many thanks to Gems & Gemology team for sharing the insightful report.
Monday, November 13, 2023
Eclogite: Diamond-Encrusted Ancient Seafloor
Many thanks to GIA researchers and Gems & Gemology for sharing an insightful report on the link between mineral inclusions and diamond. The origin of diamonds are always fascinating to read.
Yellow Sapphire: Natural, Heat-Treated, Beryllium-Diffused, And Synthetic
A must read for practicing gemologists, heat-treaters, and colored stone dealers. Many thanks to Gems & Gemology team for the insightful report.
Saturday, August 26, 2023
Geocronite In Fluorite
Many thanks to gemological researchers at GIA Carlsbad for the insightful report.
Friday, August 25, 2023
Triplite Inclusions In Quartz From Yaogangxian China
Take a look at a rare triplite inclusion in a quartz specimen. Gem inclusion collectors should take note. Many thanks to gemologists in China and Gems & Gemology for sharing the insightful report.
Metallic Platelets In A Brazilian Paraíba Tourmaline
Many thanks to gemologists at GIA Carlsbad for the interesting report on typical inclusion patterns in a Brazilian Paraiba tourmaline.
Pink Zektzerite
Many thanks to gemologists at GIA Carlsbad for the insightful report on a faceted gem quality zektzerite.