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According to archival data the first diamond crystal within Russia territories was found in 1730 by a twelve-year old boy on the bank of the North Dvina river near Orletsy fortress in Arkhangelsk Region. It is most likely that the diamond was rather large as it was cut and sent to tsar court. Mikhail Lomonosov knew about this finding as he wrote in his famous treatise “About Earth Layers” the following: “...Orletsy mountains are able to bear diamonds” [5]. Almost 100 years later on July 4 th

Diamond-bearing in the north of European Russia and prospects of new diamond deposits discovery