Eduard Gübelin

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Eduard Gübelin
Eduard Josef Gübelin.
Born	Eduard Josef Gübelin 1913
Died	2005 (aged 91–92)

Eduard Josef Gübelin (1913 – 2005) was a German gemstone researcher.^[1]

studies on gemstone inclusions laid the groundwork for the microscopic identification of gemstones. Gübelin's used poetry to validate gemstones, as noted in the book Emeralds A Passionate Guide.^[2]

Gubelin was one of the first gemologists to recognise the butterfly wing effect in Colombian emeralds.^[3]

He also founded Gübelin Gem Lab.^[4]

References[]

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