TY - JOUR T1 - Clay Mineral Studies on Terracesuf Zayandehroud River in Isfahan TT - بررسی کانی های رسی تراس های رودخانه زاینده رود اصفهان JF - ijcmir JO - ijcmir VL - 2 IS - 2 UR - http://ijcm.ir/article-1-932-en.html Y1 - 1994 SP - 157 EP - 173 KW - River Tc"aces KW - Inheriled Minerals KW - Weathering KW - Pedogenesis KW - MineraloKJ' KW - Clay minerals KW - Cllronosequence KW - Aillogenic [ormmion N2 - In 1 his experiment for SI udyi ng and co mparing of clay m i nera Il. in t he sol is uf river terraces, fou r profi les se lec teu and ),:unpICtl a, reprc.'>enlcd profiles for mineralogical analysis. Three profile..; were on th ree terraces of Zayanuehrood river in Pole - ShllhrCSlan Ihal caen of them has different ages, and the forth is loca ted un the o ld rive r alluvial pla in and is o lde r th an three terraces. So il samples were prepared according to the proposed method I'ly Killric and Hope. X - ray technique was used 10 determine Ihe minerals present in the rine and coarse clay fr the pre),cm:e of Ollart:r, Kll nlin i tc, IlI i1t~, r hl ori rc ;end :1 l ill ie. POlygorskitc in all soils. In the soil of hi gher terrace there is Smel.:ti lc and in the old plain's so ils the Smectit e and Pnlygorskitc arc dominant. This co nfirms the idea that Smeclite procc.~s. M3 ER -