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SSEF - Leader in coloured gemstone, diamond and pearl testing … · GEMMOLOGY BV Dr. H.A. Hänni, FGA, SSEF. — Swiss Gemmological Institute, Zürich, Switzerland Electromagnetic
SSEF - Leader in coloured gemstone, diamond and pearl ... · The objective of gemstone treatments is to improve quality, i.e. to enhance the mat- erial. Such a step is taken when
FACETTE No. 18 - SSEF - Leader in coloured gemstone ... · the Mogok Gemstone tract in Burma (Myanmar) and in Ceylon (Sri Lanka). The spinels from the Pamirs generally display a pinkish
SSEF - Leader in coloured gemstone, diamond and …...emeralds (or rubies) must possess a certain saturation of green (or red) to earn their valued name. As nature does not discriminate
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Chatoyant gemstone or cats eye gemstone
Category Winners - SSEF Florida