How are sediments commonly sorted according to size so that pebbles are in one place, sand in another, silt in another, and clay elsewhere?
Answer to relevant QuestionsExplain sedimentary facies. (See Fig. 5.10.)If a body of seawater is totally evaporated, what sequence of rock types results?What does the size of cross-bedding (Fig. 5.4) indicate about the origin of the sedimentary rock in which it is found?In Chapter 4, “clay minerals” are discussed. Yet, in Problem 5.5, clay has a size connotation. Does the word clay have a dual meaning?Are limestones being formed today?
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