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ssefgemlab

Basel, Switzerland

SSEF is a non-profit Swiss foundation whose aim it is to further the science of gemstone testing and gemmological training. Founded 1972.

1

followers

44

publications

2022

since

SSEF Facette 2026
February 27, 2026
by ssefgemlab
News from the SSEF - SGG 2025
June 30, 2025
by ssefgemlab
The Age of Gems (2025)
February 4, 2025
by ssefgemlab
Synthetic Coloured Stones - Some cases and ‘reflections’ about synthetic stones
February 3, 2025
by ssefgemlab
Age Dating of Gemstones, Pearls and Corals (2024)
November 7, 2024
by ssefgemlab
SSEF News with a Focus on Antique Gems and Jewellery (2024)
June 11, 2024
by ssefgemlab
SSEF Facette 2024
May 16, 2024
by ssefgemlab
Detection of Low-Temperature Heat Treatment in Corundum: Possibilities and Challenges (2024)
January 29, 2024
by ssefgemlab
DNA Fingerprinting and Age Dating of Historical Natural Pearls (2023)
October 24, 2023
by ssefgemlab
Phase Transformations as Important Markers for Heat Treatment Detection of Corundum & Other Gemstone
October 24, 2023
by ssefgemlab
News from SSEF (2023)
June 13, 2023
by ssefgemlab
SSEF Facette 2023
May 9, 2023
by ssefgemlab
Zircon inclusions in unheated pink sapphires from Ilakaka, Madagascar: A Raman spectroscopic study
November 18, 2022
by ssefgemlab
A Gemmological Approach to Distinguishing Natural from Synthetic Rubies: LA-ICP-TOF-MS (2019)
November 10, 2022
by ssefgemlab
SSEF Facette 2011
November 2, 2022
by ssefgemlab
ISO standards in the diamond trade: history and benefits (2022)
September 7, 2022
by ssefgemlab
DNA FINGERPRINTING OF PRECIOUS CORALS AND PEARLS (2019)
August 24, 2022
by ssefgemlab
News from SSEF (2022)
May 4, 2022
by ssefgemlab
SSEF Facette 2021
June 1, 2021
by ssefgemlab
SSEF Facette 2020
May 5, 2020
by ssefgemlab
New frontiers in pearl analysis: age dating, DNA fingerprinting, and novel radiographic methods
November 1, 2019
by ssefgemlab
AGE DATING APPLIED AS A TESTING PROCEDURE TO GEMSTONES AND BIOGENIC MATERIALS (2019)
August 27, 2019
by ssefgemlab
Multi-Element Analysis of Gemstones For Country of Origin Determination (2019)
August 27, 2019
by ssefgemlab
STUDY OF A RECUT HPHT SYNTHETIC DIAMOND: COLOUR VS SIZE VS SWUV TRANSMISSION (2019)
August 27, 2019
by ssefgemlab
Where is the boundary between colour varieties of gems? (2019)
May 17, 2019
by ssefgemlab
Origin determination and traceability: An overview for gemstones (2019)
May 14, 2019
by ssefgemlab
SSEF Facette 2019
February 12, 2019
by ssefgemlab
SSEF Fieldtrip to Paraiba, Brazil (2018)
October 17, 2018
by ssefgemlab
SSEF Facette 2018
February 1, 2018
by ssefgemlab
From classic inclusions to neutrons (2017)
June 30, 2017
by ssefgemlab
SSEF Facette 2017
April 6, 2017
by ssefgemlab
Pigeon Blood Red & Royal Blue (2017)
March 8, 2017
by ssefgemlab
SSEF Facette 2016
February 10, 2016
by ssefgemlab
L’identification du traitement HPHT au SSEF (2015)
May 4, 2015
by ssefgemlab
SSEF Facette 2014
January 22, 2014
by ssefgemlab
SSEF Facette 2013
January 9, 2013
by ssefgemlab
SSEF Facette 2012
January 17, 2012
by ssefgemlab
SSEF Facette 2010
January 12, 2010
by ssefgemlab
SSEF Facette 2009
February 10, 2009
by ssefgemlab
SSEF Facette 2008
January 14, 2008
by ssefgemlab
SSEF Facette 2007
January 16, 2007
by ssefgemlab
SSEF Facette 2006
February 1, 2006
by ssefgemlab
SSEF Facette 2005
March 8, 2005
by ssefgemlab
SSEF Facette 2004
January 6, 2004
by ssefgemlab