They were dated to the beginning of the fourth millennium BC, which makes it the oldest kurgan cemetery in Transcaucasia.

They include Berikldeebi, Kavtiskhevi, Leilatepe, Boyuk Kesik, and Poylu, Agstafa, and are characterized by pottery assemblages "mainly or totally in the North Mesopotamian tradition".

[3][4] The numerous artifacts discovered at these sites have shed light on the material and spiritual culture of this ancient people during the late Eneolithic period.

Amongst the finds are stone and bone tools, metal objects, and a huge cache of clay vessels.

It is believed that this was the result of the migration of near-eastern tribes from Mesopotamia to South Caucasus, especially to Azerbaijan.

After 3000 BC, a significant increase in the use of metal objects occurred in this area of Caucasus, and at the Kura-Araxes sites in general.