The Origin of Sediments in Southern Maybod

Abstract:
Sedimentological study of sediment is "not hard and hard" and all the processes that lead to the formation of the population. Sedimentological studies mainly on three factors mineralogical composition, texture, sedimentary structures, depend enlightening. Understanding the south Maybod sediments may indicate environmental changes occurred in the past is plain. Therefore, in this study, citing to the method of the deposition of sediments, such as aggregation, Morfoskopi the one hand, and the methods of analysis and topographic slope began to recognize the origin of these deposits. In order to investigate the sediment of sediment removal of the four semi-active region of the small reg, plain clay (first and second instance) and the sandy area in the region. Finally, the study found that the sediments the sediment removed granolometery making all the curves indicates that the sediments have been left in a relaxed environment. It was found that midian zone is less sand than other samples that represent finer grained sediment of the sample is compared to the other samples. zone plains of sand and clay sediments (first instance) are more regular than the other sediment removed. Grading criteria for the study area showed that the sedimentary deposits the mean diameter larger than 200 microns sand deposits. This suggests that the origin of the sediments close to the harvest. According to the halo-like, semi-angle of the quartz grains in the samples can be acknowledged that picked up from sedimentation in a very limited area (local) and the old and fine-grained alluvial sediments taken from the material covered plains formed Vbyabany is a dry environment.
Language:
Persian
Published:
Quarterly of Geography (Regional Planing), Volume:6 Issue: 3, 2016
Pages:
155 to 164
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