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Clear illuviation in a Bt Horizon with clay texture.
Thin section DelArco9-2. Bt1 Horizon.
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Micromorfological features
After browsing these images you should have found, at least, the following characteristics.
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| Clay coatings of illuvial origin in the pores. Pay attention to the strong orientation of the crossed nicols and the different color and clear bounderies with the polarizer only. | |
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| Iluvial clay coating in pores | |
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| Iluvial clay coating in pores | |
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| Monostriated and parallel striated birefrigent fabrics (pressure clay orientation, no illuviation) | |
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| Sand grains | |
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| Excrements | |
Ai, illuvial clay; Ap, pressure clay On the left, with polarizer only; on the right, crossed nicols. |
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Soil data
Physical and chemical analysis
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This soil was studied by Juan Del Arco in his PhD Thesis.
