The compound slag cone of Azhdahak, figures as a large strewn structure up to 1600m in diameter and about 370m high. The total area of volcano lavas, partly eroded and overlapped by the streams of Tar is around 8 square km. The cone is formed with slags, lapilli, sands, ashes, debris, lava boulders, slag, twisting, composite and spindle-shaped volcanic bombs.