Journal of Gemmology

Article	Citations
A New Type of Emerald from Afghanistan’s Panjshir Valley	6
Photochromism and Photochromic Gems: A Review and Some New Data (Part 1)	6
Demantoid from Kerman Province, South-east Iran: A Mineralogical and Gemmological Overview	6
Iridescent Ammonite Fossil Shell Material from Norilsk, Krasnoyarsk Krai, Russia	4
Revealing the Formation Secrets of the Matryoshka Diamond	4
Fluorcarletonite—A New Blue Gem Material	4
Characterisation of Patchy Blue and Green Colouration in Dominican Blue Amber	2
The ‘Star of David’ Pattern and Presence of Macrosteps on Ruby and Sapphire Crystals from Aappaluttoq, Greenland	2
Emerald from the Chitral Region, Pakistan: A New Deposit	2
Cleopatra’s Emerald Mines: The Marketing of a Myth	2
Identification of Precious Corals (Corallium rubrum vs C. japonicum) Using LA-ICP-MS Analysis	2
Update on Purple Spinel from Afghanistan	2
An Unusual Black Natural Pearl from Mytilidae	2
Blue Persistent Luminescence (Phosphorescence) of Sodalite	2
Nephrite Jade from Washington State, USA, Including a New Variety Showing Optical Phenomena	1
Paraíba or Not? Cu-bearing Tourmaline with a Distinct Fe Concentration	1
Raman Spectroscopy of Zircon Inclusions in Unheated Pink Sapphires from Ilakaka, Madagascar: Opening New Perspectives	1
Diamonds: Natural, Treated and Laboratory-Grown	1
	1
Violet Spinel with Strong Green Fluorescence	1
Study of a Third-Century CE Sapphire Gold Ring in the Archaeological Museum of Thessaloniki, Greece	1
Visit to a Gold-Lipped Cultured Pearl Farm in Myanmar	1
Demantoid Garnet from Antetezambato, Northern Madagascar—Internal Characteristics and Their Use in Deciphering Geographic Origin	1
Sustainable Luxury and Jewelry	1
Colour-Change Andradite	1

An Investigation of Grinding Hardness of Some Ornamental Stones	1
New Emeralds from Musakashi, Zambia, Appear on the Market	1
Origin of Emeralds in a Late-Eighteenth-Century Pectoral Cross and Ring from St Peter’s Archabbey, Salzburg, Austria	1
‘Herkimer Diamond’ Quartz from North-western Iran	1
Spectroscopic Characteristics and Causes of Colour Modification in Heat-Treated Pink-to-Red Spinel from Luc Yen, Vietnam	1
Separating Elbaite from Liddi-coatite Paraíba-type Tourmaline	1
A Brilliant Commodity: Diamonds and Jews in a Modern Setting	1
A New Reconstructed Turquoise Imitation Composed of Turquoise Powder with a PMMA (Acrylic) Binder	1
Banjarmasin Diamond: War Booty from Borneo in Amsterdam	1
The Imperial Crown of the Holy Roman Empire, Part I: Photoluminescence and Raman Spectroscopic Study of the Gemstones	1
Gem Knowledge in the Thirteenth Century: The St Albans Jewels	1
Cassiterite from Yunnan Province, China	1
On the Colour Mechanism of Blue Gahnite from Nigeria	1
	1
Photochromism and Photochromic Gems: A Review and Some New Data (Part 2)	1
Gold Demand Trends 2021	1
Further Characterisation of Native Copper Inclusions in Cu-Bearing Tourmaline	1
Portable Spectroscopy Using a GoSpectro Device with a Smartphone	1
Comparison of Emeralds from the Chitral District, Pakistan, with other Pakistani and Afghan Emeralds	1
Hematite Inclusions in Red Trapiche Quartz from Inner Mongolia	1
Characterisation and Genesis of Sapphires from the Yenya-U Area, Thabeikkyin Township, Mandalay Region, Myanmar	1
Cinnabar Inclusions in Ethiopian Opal	1
CIBJO’s Laboratory-Grown Diamond Guidelines	0
Gemmological Society of Japan 2022 Annual Meeting Abstracts	0
Haüyne with Variable Fluorescence Behaviour	0
Geographic Origin Determination of High-quality Green Jadeite-Omphacite Jade (Fei Cui) from Myanmar, Guatemala and Italy Using Statistical Processing Coupled with Spectroscopic and Chemical Analyses	0
Webinars and Other Online Content for Gemmological Education	0
The Smithsonian National Gem Collection—Unearthed: Surprising Stories Behind the Jewels	0
SmartPro Optimum 1 Diamond Tester	0
Origin of the Colour and Dichroism in Laurentthomasite	0
Iolite from Tanzania with Large Hematite Inclusions	0
The State of Fashion: Watches & Jewellery	0
All the Queen’s Jewels, 1445–1548: Power, Majesty and Display	0
Erratum	0
Reddish Orange Diamond Coloured by Hematite	0
Global Diamond Industry Report 2021–2022	0
Vicenzaoro 2022 Presentations	0
Synthetic Moissanite Testing as ‘Diamond’ Using Diamond Testers	0
Crocoite from Tasmania, Australia	0
Other Book Titles	0
	0
Photochromism and Photochromic Gems: A Review and Some New Data (Part 2)	0
Gem-quality Variscite from Central Iran	0
Assure Program Developments	0
CIBJO Congress 2021 Special Reports	0
Gem Testing Laboratory (Jaipur, India) Newsletter	0
Gemmological Society of Japan 2023 Annual Meeting Abstracts	0
Star Augite from Vietnam	0
De Beers Group Sightholder Summit 2023 Presentations	0
RJC Gender Equality Report	0

Large Faceted Synthetic Forsterite and Synthetic Tephroite	0
The Mineral and the Visual: Precious Stones in Medieval Secular Culture	0
Kimberley International Diamond Symposium Presentations	0
Gem-A Graduation and Presentation of Awards	0
Tracing Coloured Stones from East Africa to Asia	0
Learning Opportunities	0
Literature of Interest	0
Gemmological Tables for the Identification of Gemstones, Synthetic Stones, Artificial Products and Imitations/ Gemmologische Tabellen zur Bestimmung von Edelsteinen, Synthesen, künstlichen Produkten u	0
2022 Annual General Meeting	0
Masterpiece London: Collecting Natural Treasures from the Mineral Kingdom	0
Gem-A Notices	0
The Secret Teachings of Gemcutting: 50 Classic Gemstone Designs	0
Mineralogical and Gemmological Characteristics of Gem-quality Forsterite-Serpentine from North-eastern China	0
HPHT-Grown Near-Colourless Synthetic Diamond with Detectable GR1 Defect	0
Raman Spectroscopy of Zircon Inclusions in Unheated Pink Sapphires from Ilakaka, Madagascar: Opening New Perspectives	0
Black Synthetic Moissanite Coloured by a Pleochroic Mechanism	0
GIT Information Center Reports	0
Spessartine from Engare Naibor, Tanzania	0
Opal Prospecting and Mining in South Australia	0
Conferences	0
The Book of Hours of King Francis I of France: History and Gemmological Analysis	0
Sustainability Rated Diamonds’ Full Standard	0
Rhodonite from Italy and Indonesia	0
Spessartine from Tongbei, China	0
Star Augite from Vietnam	0
Learning Opportunities	0
JNA’s Gemsworld 2023	0
Spinel from the Pamir Mountains in Tajikistan	0
Webinars and Other Online Gemmological Education	0
Grassroots Research on Local Diamond Mining Impact Project	0
Spessartine from Tongbei, China	0
Apatite from Slovakia	0
Opal with Epidote Inclusions from Madagascar	0
Pink-Orange CVD-grown Synthetic Diamonds with Ni Impurities	0
Conferences	0
Errata	0
De Beers’ 2021 Sustainability Report	0
Gempedia: A Comprehensive Glossary for Gemstones and Gemmology	0
Rapaport Podcasts	0
Unusual Amethyst and Carnelian Association from Madagascar	0
Large and Unusually Coloured Type IIb Diamonds, Possibly Cut from the Same Rough	0
Two Holy Water Stoups Made from ‘Lepidolite’	0
Gemmological Characteristics of Turquoise from Hami, Xinjiang, China	0
Emerald and Green Beryl from Shaanxi Province, China	0
Conferences	0
RJC Retailer Sustainability Toolkit	0
‘Star of David’ Pattern Produced by a Trapiche Emerald from Colombia	0
Tortoiseshell	0
Amber Art: A Journey Between Science and Beauty	0
Literature of Interest	0
Consumer Surveys on Diamond and Coloured Stones	0
Colour-Change Garnet Showing Blue Colouration from Kamtonga, Kenya	0
Rapaport GEMTalks Podcasts	0
Other Book Titles	0
Update on Emerald Mining at Campos Verdes, Goiás, Brazil	0
	0
Art Nouveau Pendant with a Large Blister Pearl	0
CIBJO Pearl Guide	0
DGemG’s Gemstone Library	0
Liberation of Emeralds from Micaceous Host Rock Using Electric-Pulse Disaggregation Versus Conventional Processing	0
CIBJO’s Responsible Sourcing Toolkit	0
IIGJ-RLC Lab Information Circular Vol. 79	0
Conferences	0
A Review of—and Proposed Explanation for—the Aquamarine (Blue to Green) and Yellow Colouration in Iron-bearing Beryl	0
Conferences	0
DiaSynth Diamond-detection Device	0
	0
Ethical Metalsmiths International State of Practice Webinars	0
Global Diamond Industry Report 2020–2021	0
Synthetic Moissanite with the Reflectivity of Diamond	0
Blue Cat’s-eye Apatite from Brazil	0
Gem-A Conference is now Taking Registrations	0
Consumer Research on Synthetic Diamonds	0
An Unusual Pink Synthetic Opal	0
Shells: A Natural and Cultural History	0
Blue Dravite (‘Indicolite’) from the Elahera Gem Field, Sri Lanka	0
Grandidierite from Madagascar Showing Sheen and Chatoyancy	0
GemIntro is now Taking Registrations	0
Gem-A Notices	0
Gem-A Notices	0

Opal Prospecting and Mining in South Australia	0
Geology and Mineralogy of Gemstones	0
Pearls: A Practical Guide	0
Responsible Jewellery Council’s ESG Toolkit	0
Platinum Jewellery Business Review 2022	0
Zircon Inclusions in Emeralds from Lake Manyara, Tanzania	0
Synthetic Ruby and Sapphire	0
Gem-A Notices	0
Hematite and Magnetite Inclusions in Aquamarine	0
MGJC 2024 Lecture Recordings	0
Treated Orangey Pink HPHT-grown Synthetic Diamond with 776.4 nm PL Peak	0
Gemmes French Online Journal	0
Molluscs Artificially Filled with Cultured Pearls of Various Colours	0
Gem Connection Podcasts	0
Gem-A Notices	0
The Journal’s Cumulative Index and Bibliography Lists Updated	0
The History of London’s Lapidaries (Part 2)	0
Melee-Sized Colourless HPHT-Grown Synthetic Diamond with Red Fluorescence	0
Gem Abstracts from the 2021 GSA Annual Meeting	0
TRAFFIC Reports on Hippo Ivory and the Tortoiseshell Trade	0
IndiGo and IndiGo Fluo UVA-C Spectrometers	0
Emerald from Afghanistan with Xenotime-(Y) Inclusion	0
CIBJO’s ESG Principles for Laboratory-Grown Diamond Companies	0
Geospatial Analysis of Afghanistan’s Gem Production	0
‘Sapphire’ Beads Consisting of Stabilised Kyanite	0
Learning Opportunities	0
Transparent Optical Ceramic as a Gem Material?	0
Les Diamants de la Couronne et Joyaux des Souverains Français [Crown Diamonds and Jewels of French Sovereigns]	0
Collectible Minerals Exhibit in Paris, France	0
Diamonds: Their History, Sources, Qualities and Benefits	0
Hexagonal Growth Structures Displaying Gota de Aceite Effect in Colombian Emerald	0
A Convincing Glass Imitation of Emerald	0
TRAFFIC Report on Hong Kong Ivory Ban	0
Gem-A Notices	0
Other Book Titles	0
The Journal’s Cumulative Index and Bibliography Lists Updated	0
Pegmatites and Their Gem Minerals	0
Sparkling Jewels, Opaque Supply Chains	0
Learning Opportunities	0
Gem Pursuit Podcasts	0
Gemstone Supplier Conversations Guide	0
Crocoite from Tasmania, Australia	0
Ruby from Central Madagascar	0
3rd International Conference on Tourmaline	0
Copper Minerals in Chalcedony from Obi Island, Indonesia	0
Eighteenth Annual Sinkankas Symposium—Alexandrite and Other Color-Change Gemstones	0
Interesting Inclusions in a Purple Spinel from Tanzania	0
Art Nouveau Pendant with a Large Blister Pearl	0
Natural Diamond Council’s Diamond Facts Report	0
Sherlock Holmes 3.0 Detector	0
Other Book Titles	0
An Unusual Assembled Cultured Blister	0
Literature of Interest	0
Basaltic Sapphire Heated with Pressure	0
Jewellery Consumer Trends in China	0
New Production of Rhodizite-Londonite from Manjaka, Madagascar	0
Catalog of the Museum of Faceting Technology	0
The Journal’s Cumulative Index and Bibliography Lists Updated	0
Gem-A Notices	0
Other Book Titles	0
WDC System of Warranties Guidelines Updated	0
Santa Fe Symposium Proceedings 2022	0
World Silver Survey 2022	0
Learning Opportunities	0
Dubai Diamond Conference Summary and Highlights	0
Gemmological Characteristics and Origin of Basalt-related Pyrope from Southeast Vietnam	0
Spectroscopic Study of Serendibite from Sri Lanka	0
The Anthropology of Precious Minerals	0
JNA’s Lab-Grown Diamond Special Issue	0
Photoluminescence Poster for Diamonds	0
Ancient Carved Ambers in the J. Paul Getty Museum	0
Literature of Interest	0
Production and Cutting of Synthetic Moissanite in China	0
An Exceptional Carved ‘Enhydro’ Chalcedony	0
Literature of Interest	0
Gems, Colours & Wild Stories: 175 Years of Constantin Wild	0
Other Book Titles	0
A Convincing Glass Imitation of Emerald	0
Determination of Common and Rare Gemstones with a Dichotomy Approach	0
Other Book Titles	0
An Unusual Tin Glass-filled Ruby	0
Gem-A Notices	0
Gem-A Notices	0
Cobalt-bearing Blue Spinel from Lukande, near Mahenge, Tanzania	0
Learning Opportunities	0
Jewels of the Trade Podcasts	0
The Journal’s Cumulative Index and Bibliographies Updated	0
Big Sherlock Diamond Detector	0
A Borderline Type IIa-IaA Diamond	0
StrainView	0
The Smale Collection II	0
Gemmological Characteristics of Copal from Sumatra, Indonesia, Resembling ‘Root Amber’	0
Sheffield Red Compensator	0
A New Occurrence of Rhodonite Associated with Nephrite Jade in Washington State, USA	0
Sapphires from Chimoio, Mozambique	0