Rocks, Weathering, Erosion and Deposition
Intense chemical weathering = thick soils (laterites) Lots of organic matter and organic acids. Leaching of calcite, ions like K and Na, and some silica (poor for growing things, except rainforests) Most Aluminum and much Nickel and Manganese is mined from these soils. weathering brief.doc: page 1 ................
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