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
Epigenetic inclusion (probanly melanterite) in quartz, Brazil, crossed polarisers
Epigenetic inclusion (probanly melanterite) in quartz, Brazil, crossed polarisers
Structure in a healing fissure in topaz from Brazil
Structure in a healing fissure in topaz from Brazil
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
Spinel crystal in dolomite marble, Burma
Spinel crystal in dolomite marble, Burma
«Red fox agate» from Patagonia, Argentina
«Red fox agate» from Patagonia, Argentina
Fluid inclusions in quartz with bituminous daughter minerals, China
Fluid inclusions in quartz with bituminous daughter minerals, China
Agate from Reichweiler, Germany
Agate from Reichweiler, Germany
Epigenetic inclusion (probanly melanterite) in quartz, Brazil, parallel polarisers
Epigenetic inclusion (probanly melanterite) in quartz, Brazil, parallel polarisers
Inclusion of apatite in ruby from Tanzania
Inclusion of apatite in ruby from Tanzania
 
 

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.