The Central Asiatic (Tibet, Xinjiang, Pamir) petrological collections of Sven Hedin (1865-1952) - Swedish explorer and adventurer

During a 42 year period (1893-1935), the Swedish explorer Sven Hedin led and co-ordinated four expeditions to remote and inhospitable parts of Central Asia (Tibet, Xinjiang, Pamir). Along with collaborators he collected a diverse collection of just under 3100 petrological specimens. Petrographic e...