Why Is There a Greater Concentration of Calcite, Halite, and Gypsum

question 35

Multiple Choice

Why is there a greater concentration of calcite, halite, and gypsum in desert soils than in other soils?

• A) The sand of the desert contains more of these minerals than soil-forming rocks in other regions do.
• B) The dry climate allows minerals to precipitate from solution while in wetter soils they would filter away.
• C) The dry earth allows minerals to come up to the surface while in wetter soils they would remain lower.
• D) The soils of the desert do not contain pores large enough to wash these minerals away when water comes in the form of rain.

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