Aleksander Czekanowski

Aleksander Piotr Czekanowski, or Aleksandr Lavrentyevich Chekanovsky (Russian: Александр Лаврентьевич Чекановский, 24 February 1833 – 30 October 1876) was a Polish geologist and explorer of Siberia during his exile after participating in the January Uprising. He took part in and later led several expeditions, surveying and mapping the geology of Eastern Siberia. He was released from exile in 1875, and in 1876 took up the post of custodian in the Mineralogical Museum of the Academy of Sciences.

Aleksander P. Czekanowski
Born(1833-02-24)24 February 1833
Kremenets, Russian Empire
Died30 October 1876 (aged 43)
Saint Petersburg, Russian Empire
NationalityPolish
Known forSiberian exploration
Scientific career
FieldsGeography, geology
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