The largest deposits of tungsten - Mayhurinskiy is located on the southern slope of the Hissar, 80 km from the city of Dushanbe. In the 60s of the last century, this field was developed as wolfram - ore object. As a result of exploration in 1973-1975 up to 19 industrial ore bodies with length of 50 - 425m and a capacity of 2- 22m is established. The average content of tungsten trioxide, 0,91 %. Apart from wolfram the Mayhurinskiy ore the tungsten ores contain recoverable quantities of zinc, copper, bismuth and cadmium. In 1975 SCR of the USSR approved industrial reserves of ores, allowing to restart the production of tungsten at the site.