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, Random Thoughts, and Things He Like.
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Tuesday, August 20, 2024
Gemological And Trace Element Characteristics Of Cassiterite From Yunling China
Monday, August 19, 2024
Laboratory-Grown Diamonds: An Update On Identification And Products Evaluated At GIA
A must read for practising gemologists and lab gemologist. Many thanks to Gems & Gemology.
Saturday, August 17, 2024
Gem-Quality Anorthoclase Feldspar From Southeast Vietnam
Gem quality anorthoclase from southeast Vietnam has commercial potential. Many thanks to Gems & Gemology for the insightful report. A must read.
Thursday, August 15, 2024
Laboratory Growth Of Gem Materials And The Attempt To Replicate Nature
A must read for practising gemologists and lab gemologists. Many thanks to Gems & Gemology.
Tuesday, July 09, 2024
Intarsia Jewelry Box By Nicolai Medvedev And Susan Helmich
It's a real work of art. Many thanks to Gems & Gemology.
Iridescent Imitation Pearl
If doubtful always consult a reputed gem testing lab like the GIA. Many thanks to Gems & Gemology.
Monday, July 08, 2024
Large Freshwater Cultured Pearls With Atypical Bead Nuclei
Historical Relics Repurposed Into Jewelry
A connection to the past in a wearable form is a fine storyteller. Many thanks to Gems & Gemology for the insightful story.
Fluorite In Brazilian Alexandrite
Monday, June 03, 2024
Pink And Red Epidote In Quartz
Simply spectacular. Many thanks to Gems & Gemology and GIA for sharing the gem inclusion story.
Large CVD-Grown Diamond Resubmitted After HPHT Treatment
Analytical gem testing is required to identity diamond treatments today. If doubtful, always consult a reputed diamond testing laboratory like the GIA. Many thanks to Gems & Gemoloy.
Guatemalan Jadeite Jade: Rough And Finished
Many thanks to Gems & Gemology for the insightful story. More gem artists, designers, and consumers are buying Guatemalan jadeite jade for variety of reasons.
Saturday, June 01, 2024
Iridescent Healed Fissures In Epidote
Gem inclusions are always fascinating to observe. Many thanks to Gems & Gemology.
Electroformed Gold Bracelet
Consumers beware. Many thanks to Gems & Gemology for insightful report.
Wednesday, May 29, 2024
Gemstones And Art
Simply photorealistic. Many thanks to Gems & Gemology for sharing an insightful story.
Monday, May 27, 2024
Trigon Party On A Diamond
Take a look at the remarkable placement of inclusions by nature in the diamond. Many thanks to Gems & Gemology.
Stellate Cloud In Diamond
Diamond inclusions are always a delight to observe. Many thanks to Gems & Gemology.
Dual-Color Double Chatoyancy In Emerald
The way the cabochons are cut along with parallel tube-like inclusions could have caused double chatoyancy. Many thanks to Gems & Gemology for sharing the info.
Saturday, May 25, 2024
An Exceptional Cat’s-Eye Emerald
A colored stone storyteller. Many thanks to Gems & Gemology for the insightful story.
Green Amber From Ethiopia
Many thanks to Gems & Gemology and Lisa Kennedy and Cristiano Brigida for the insightful story.