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determined according to the specific gravity of each mineral and the specific gravity of the particles of minerals identified in the soils under study ranged between (2.5–4.5) and were divided into four groups in terms of the specific gravity. The first group included each of the minerals (Mica and Chlorite) of low specific gravity, while the second group contains (Pyroxene, Amphibole, Epidote Group). The third group includes minerals (Tourmaline and Garnet, Staurolite and Kyanite) and the two groups are classified as minerals of medium-specific gravity; in turn, the fourth group contains minerals of high specific gravity, namely (Zircon, Rutile and Opaques). As a result, the most important factors affecting the sedimentation, sorting and sedimentation processes are the conveyor’s speed, load capacity, the size of the separation particles and their specific gravity. The complete mismatch of the horizontal distribution of the minerals of one group is due to the varying ranges of the specific gravity of the minerals within the general range of specific gravity.
determinants of irrigation water, as the values of pH, positive ions (K+, Na+, Mg+2, Ca+2) and negative ions (Cl-, SO4-2, HCO3-) are within the above determinants for all wells, as for electrical conductivity (EC) It is within the determinants of all wells, and dissolved salts (TDS) are higher than the determinants of all wells. According to the American Salinity Laboratory, 5 wells are classified as C4S1, 5 wells are classified as C4S2, one well is classified as C4S3, and one well is classified as C3S1, meaning that most of the well water had a high sodium content. By comparing the classification of the Food and Agriculture Organization, it was found that most of the wells were highly saline and all wells had very soluble salts, except for some of them are medium. Therefore, from what was presented in the study of well water, solutions and ways must be found to improve the use of this water for irrigation purposes by reducing the sodium and salinity values for this water.
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