L08_Sed Structures II_Key

L08_Sed Structures II_Key - B) A to B or B to A –...

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KEY Lab 8: Sed Structures II 1) - massive bedding, unusual texture, contorted bedding - load casts in 2 nd photo 2) wet/dry environment, rapid deposition; small – B up 3) preserved in sand is sand is dry, rapidly buried. General environment is non marine (subaerial with wet/dry conditions). 4) A) not necessarily nonmarine (could be nearshore delta or lagoon environment).
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Unformatted text preview: B) A to B or B to A – limestone 5) left 5A) right 6) tool marks (groove casts) 9) attach to stable substrate; mobility when clam moves 11) labeled 12) few meters 16) few centimeters 17A) probably calcite 17C) yes septarian 19) G, F, D...
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This note was uploaded on 01/27/2011 for the course GEO 416M taught by Professor Staff during the Spring '08 term at University of Texas.

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