DEFINITION
OF FACIES
The
term “facies” is an important in describing ancient
rocks; however, as the International Stratigraphic Guide (1976)
stated, “The general term ‘facies’ has been
greatly overworked. . . . If the term is used, it is desirable
to make clear the specific kind of facies to which reference is
made.” The Glossary of Geology, edited by Bates
and Jackson (1987), subdivides facies into types:
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