Inclusions of rutile (dark crystal and fine needles) and clusters of zircon grains in umbalite garnet, Tanzania
Inclusions of rutile (dark crystal and fine needles) and clusters of zircon grains in umbalite garnet, Tanzania
Colour zoning in ruby from Mong-Shu, Burma
Colour zoning in ruby from Mong-Shu, Burma
Two-phase inclusions in tourmaline from Namibia
Two-phase inclusions in tourmaline from Namibia
Fire opal, Mexico
Fire opal, Mexico
Structure in a healing fissure in topaz from Brazil
Structure in a healing fissure in topaz from Brazil
Fluid inclusions in quartz with bituminous daughter minerals, China
Fluid inclusions in quartz with bituminous daughter minerals, China
Epigenetic inclusion (probanly melanterite) in quartz, Brazil, crossed polarisers
Epigenetic inclusion (probanly melanterite) in quartz, Brazil, crossed polarisers
Agate from Anzi, Maroc
Agate from Anzi, Maroc
Agate from Reichweiler, Germany
Agate from Reichweiler, Germany
Two-phase inclusion in amethyst, Brazil
Two-phase inclusion in amethyst, Brazil
 
 

Farewell to Prof. Dr. Henry A. Hänni 1945 - 2025


Mit grosser Trauer geben wir den Verlust unseres Ehrenmitglieds Prof. Dr. Henry A. Hänni bekannt.

Er war einer der bedeutendsten Gemmologen unserer Zeit und hat die Gemmologie nachhaltig geprägt. Sein Vermächtnis wird weiterleben.

Prof. Dr. Henry Hänni verliess uns an seinem 80. Geburtstag, dem 9. Januar 2025. Unser Mitgefühl gilt seiner Familie und seinen Angehörigen.