Vali Jahani, head of the exploration team, was quoted by the Public Relations Office of the Research Institute of Cultural Heritage and Tourism (RICHT) as saying on Tuesday that explorations were conducted in four workshops.
The archeologist said the discovered graves are in the form of pit, crypt and jar and that characteristics of the objects found in the site shows the time period of the mid-Parthian to the middle Sassanid period.
He said the dating has been confirmed on the basis of absolute radiocarbon chronology (C14) tests.
Referring to the history of archeological study and exploration in the area, Jahani said the area had been explored in previous years and valuable cultural data from those period had been identified.
He further remarked that in a general look, the research works carried out so far on the graves discovered in the site indicate the regional and trans-regional communication of the inhabitants of the area with far and near lands, such as the tribes living in the northern shores of the Caspian Sea like the steppes of southern Russia or modern Armenia, especially simultaneously with the Parthian period.
The fourth season of field research works in the ancient Liar Sang Bon cemetery in Amlash, Gilan Province, were conducted with a permit received from the head of the Research Institute of Cultural Heritage and Tourism (RICHT).