Lab%204 - a G L3442 S cdimentation nd S tratigraphl 4 E L a b or ator y xer cise 25 p ts S Sedimentary tructures y PU R P O S E T o a cq u a i n t o u w

GL3442 Scdimentation and Stratigraphl, Laboratory Exercise 4 (25 pts.) Sedimentary Structures PURPOSE: To acquaint you with some of the more common sedimentary structures, and their applications as environmental indicators. PROCEDURE: The following questions correspond, by number, to the provided samples. Study each sample. Then answer the corresponding questions. You will be graded on completeness, so makeyour answers as complete as is appropriate. lf a depositional history is requested, make sure that your interpretation addresses all structures and lithologic features present in the samples. lf the concretion you are asked to identify is a special kind of concretion, specify it as such. The following references may be of use to you, and are in Rhodes Hall rm 1 14. Blatt, H., Middleton, G., and Murray, R., 1980, Oriqin of Sedimentarv Rocks: Prentice-Hall, lnc., Englewood Cliffs, New Jersey,782 p. Fritz, W.J., and Moore, J.N., 1988, Basics of Phvsical Stratiqraphv and Sedimentoloqv: John Wileyand Sons, Inc., New York, New York,371 p. Friedman, G.M., Sanders, J.E., and Kopaska-Merkel, D.C., 1992, Principles of Sedimentarv Deposits: Macmillan Publishing Company, New York, New York, 717 p.