Abstract
Mineralogical studies for the <2 μ fractions are presented for seventeen soil profiles and two surface horizon samples, which represent eight soil types and five geological regions in the state. There was no evidence of clay mineral formation in the upper 6 feet or more of soil. X-ray diffraction data from the Lufkin, Ruston and Katy soils suggested some decomposition of montmorillonite and kaolinite in the upper horizon. However, the overall picture is one of little change in clay mineral composition between the soils and parent sediments.
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Aguilera, N.H., and Jackson, M.L. (1953) Iron oxide removal from soils and clays: Soil Sci. Soc. Amer. Proa, vol. 17, No. 4, pp. 359–364.
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Contribution from the Agronomy Department of the Texas Agr. Exp. Sta., College Station, Texas, as Technical Article No. 2113.
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Kunze, G.W., Templin, E.H. & Page, J.B. The Clay Mineral Composition of Representative Soils from Five Geological Regions of Texas. Clays Clay Miner. 3, 373–383 (1954). https://doi.org/10.1346/CCMN.1954.0030129
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DOI: https://doi.org/10.1346/CCMN.1954.0030129