These Tajiks (as they are usually called) form the underlying population of Persia, Baluchistan, Afghanistan and Badakshan, and their language (in the central districts of Asia) is found to contain words of Aryan or Sanskrit derivation which are not known in Persian.
Badakshan proper is peopled by Tajiks, Turks and Arabs, who speak the Persian and Turki languages, and profess the orthodox doctrines of the Mahommedan law adopted by the Sunnite sect; while the mountainous districts are inhabited by Tajiks, professing the Shiite creed and speaking distinct dialects in different districts.
Pop. (woo), 42,855, mostly Sarts, with Tajiks and Jews.
The population, about 35,000, consists chiefly of Moslem Tajiks, and the closely-related Galchas, and its chief town is Kala-i-khumb on the Panj, at an altitude of 4370 ft.
The great bulk of the population in the country is composed of Iranian Tajiks, who differ but very little from Sarts.