Encyclopedia  |   World Factbook  |   World Flags  |   Reference Tables  |   List of Lists     
   Academic Disciplines  |   Historical Timeline  |   Themed Timelines  |   Biographies  |   How-Tos     
Sponsor by The Tattoo Collection
Stratification
Main Page | See live article | Alphabetical index

Stratification

Stratification is the building up of layers of deposits, and can have several variations of meaning.