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Petrology, geothermobarometry and geochemistry of granulite facies wall rocks and hosting gneiss of gemstone deposits from the Mogok area (Myanmar)
Petrology, geothermobarometry and geochemistry of granulite facies wall rocks and hosting gneiss of gemstone deposits from the Mogok area (Myanmar). Journal of Asian Earth Sciences, X 9, 100132.
SSEF validates the ASDI-500 device and provides unique worldwide service for melee diamonds down to 0.5mm
ASDI-500, is the world’s first automatic device to verify the nature of diamonds – natural diamonds VS laboratory-grown diamonds VS diamond simulants – down to the tiny size of half a millimeter (0.5mm or 500 micrometers, hence its name ASDI 500).
Unearthing the past: harnessing history in the study of gemmology
Gemstones have been used in jewellery for millennia, with their history dating back to ancient civilizations. From Egypt to Mesopotamia, India to China, Europe and the Americas, gemstones have held deep cultural significance and have been treasured for their inherent beauty and mystical properties.
GemTOF
GemTOF GemTOF is a next-generation elemental analytical technique – Laser Ablation Inductively Coupled Plasma Time-Of-Flight Mass Spectrometry (LA-ICP-TOF-MS). GemTOF is able to record nearly all elements in the periodic table simultaneously and at ultra-high speeds and low limits of detection. This breakthro
Apply for a course
Apply for a course To apply for a course please use the below application form.For a list of course dates and prices see here. Should you face difficulties with this form or have questions about our courses, please send us an email at education@ssef.ch Why choose us? Small groups Highly practical courses Lea
Cobalt-bearing Blue Spinel from Lukande, near Mahenge, Tanzania
Cobalt-bearing Blue Spinel from Lukande, near Mahenge, Tanzania. The Journal of Gemmology, 38(5), 474–493.
SSEF in Bangkok 22 – 26 May 2023
We will be in Bangkok 22 – 26 May 2023 offering our on-site testing services. Our office is in the gem trade district at the Silom Road. Equipped with our instruments and spectrometers, we will be testing coloured gemstones. Please contact us to make an appointment. More information on our Bangkok services
SSEF FACETTE MAGAZINE 2023
The latest edition (May 2023) of SSEF’s Facette magazine is now available online as a PDF. This magazine brings you reports of our latest gemmological research and findings, courses and other SSEF activities. – The history of gems– Co-bearing spinel from Tanzania– Calibrated coloured stones&
Introduction to Opals
Introduction to opals Start your journey to becoming an opal expert in this free online course. SIGN UP FOR FREE This course is also available in French – Click here Introduction to opals What are Opals? Famous Opals Explore the World’s Most Expensive Opals How Hard is an Opal? How to Cut an Opal? Opals
Introduction to Garnets
Introduction to garnets Start your journey to becoming a tourmaline expert in this free online course. SIGN UP FOR FREE This course is also available in French – Click here Introduction to garnets What are Garnets? Famous Garnets Explore the World’s Most Expensive Garnets How Hard is a Garnet? How to Cu