Вестник МГТУ, 2021, Т. 24, № 2.

Шеков В. A. Природные риски и системы мониторинга. In 2005, the Ruskeala Mining Park was established, which is a unique man-made natural and landscape- tourist site (Fig. 2). Fig. 2. The main quarry of the Ruskeala Mining Park today. View from the quadcopter (model created by V. Shekov) Рис. 2. Главный карьер Рускеальского горного парка сегодня. Вид с квадрокоптера (модель В. Шекова) The total length of the main quarry is 460 meters with a width of 100 meters. From a geological point of view, the Ruskeala marble deposit is timed to the metamorphosed sedimentary- volcanogenic formations of the Pitkjaranta suite of the lower Proterozoic, represented by marbles that form the southwest wing of the anticline fold (Fig. 3). Legend Calcite marble Calcite and dolomite marble Dolomite marble Fig. 3. Geological map of the Ruskeala field (after A. Ivanov, 2019) Рис. 3. Геологическая карта Рускеальского месторождения (выполнена A. А. Ивановым, 2019) 216