Coordinates: 074°52′01.31″N 138°46′32.73″E / 74.8670306°N 138.7757583°E / 74.8670306; 138.7757583
Mount Malakatyn-Tas is a mountain on Kotelny Island, part of the New Siberian Islands north of mainland Russia.
At 361 meters tall, it is the highest point on these islands.