In addition to the tombs, some tools made of obsidian have been discovered in the region, Mohammad Alizadeh Soula, the team leader, said on Thursday.
Archaeological studies in Namin were launched Nov. 5 with the aim of preparing the archaeological map of the city.
The first phase of studies, which focuses on the northern half of the city covering 5,000 hectares and including 40 villages, is now underway.
According to the Ardebil chapter of the Iran Cultural Heritage, Handicrafts and Tourism Organization, the last archaeological activities in the region go back to late 19th century when French archaeologist Jacques de Morgan conducted research.
Namin is located 30 kilometers east of Ardebil of Ardebil-Gilan roadway.
Source: IRNA [November 21, 2015]