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← GeographyWhich soil profile outcome develops following intense feldspar weathering?
A)Increased clay content in subsoil✓
B)Decreased organic matter in topsoil
C)Accumulation of iron oxides
D)Elevated quartz mineral concentration
💡 Explanation
Increased clay content arises from hydrolysis, a chemical weathering process that transforms feldspar into clay minerals; this process is pervasive in humid environments. Because hydrolysis degrades the rock structure, therefore the accumulation of clay occurs, rather than organic decrease or concentration of more-resistant materials.
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