Contribution of the Academician A.D. Arkhangel’sky to the development of lithologic and stratigraphic studies in the regions of Russia (to the 140th anniversary)
The article is dedicated to the scientific activity of the academician OF A.D. Arkhangel'sk. Are cited brief biographical data, is noted its contribution in the development of the stratigraphy of the chalky and tertiary deposits of the different regions of Russia and neighbor Zarubezhya, comparative lithology and the study of Quaternary period. Is described the essence of the Comparative lithologic method, developed by A.D. Arkhangel'sk together with the academician N.M. Insurance and based on the principles of actualism and evolution of steeling-accumulation. In the article the basic questions, developed by Andrey Dmitrievich in the region of quaternary geology of the different regions - of Volga Region, Black Sea basin, some regions of Central Asia, center section of the European territory of the former USSR, are enumerated. Is noted the fact of short-term stay A.D. Arkhangel'sk in the clear clearing, in the family L.N. Tolstoy.