One of the important questions of archaeology is the study of the mobility and immigration of human groups. A common method for addressing these issues is to refer to the artifacts and archaeological findings left behind by the earlier cultures and to compare the forms, motifs, and production methods used among various ancient cultures, and hence, to explore the relationships and cultural excha...

The present study aims at identifying geopolitical components affecting the spatial planning of border regions in the East Azarbaijan province. The research is an applied research that has been carried out using statistical tests, path analysis and Promethean decision making model. The results of the research showed that social variables with r = 0.811, r = 0.662, political, r = 0.851, ranked f...

The clinopyroxene composition of two types of alkaline and calc-alkaline gabbros at Piranshahr pluton was investigated in this study. The major oxides variations are similar in all clinopyroxenes of two types of gabbros and are classified as diopside- augite; but trace element compositions are very different in these two groups. The clinopyroxenes of alkaline gabbros are rich in high field stre...

Olivine is one of the major crystals in ultrabasic rocks of Piranshahr Ophiolitic Complex. This mineral occurs as anhedral with cracks and fractures. Commonly, olivine is altered to serpentine along the fractures and rims. In some cases, serpentine crosscut the olivine. According to BSE images and mineral chemistry studies of olivine, the secondary iron- rich olivines occur at the rim of primar...

Archaeological rescue project of the Silveh Dam was carried out by Iranian Center for Archaeological Research (ICAR) (952141/00/3937 – 1395/12/23) permission during about four monthschr('39') field activities. Tepe Silveh or as villager named Tepe Sheikh Esmail Silveh (N: 36° 48chr('39') 099chr('39')chr('39') – E: 45° 05chr('39') 937chr('39')chr('39') – 1567m asl) is located exactly 100 m north...