Andreas Artsruni

Andreas (Andrei) Eremeevich Arzruni (Անդրեաս (Անդրեյ) Երեմիայի Արծրունի; 27 November (9 December) 1847 in Moscow – 10 (22) September 1898 in Hohenhonof, Germany) was an Armenian-Russian mineralogist and geologist. He was Grigor Artsruni's brother.