Relationship dating techniques


10-Aug-2017 20:19

Learn how inclusions and unconformities can tell us stories about the geologic past.

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Free 5-day trial Discover how geologists study the layers in sedimentary rock to establish relative age.SYNONYMS OR RELATED TERMS: chronometric dating; absolute dates; absolute chronology; absolute age determination (antonym: relative dating)CATEGORY: chronology; technique DEFINITION: The determination of age with reference to a specific time scale, such as a fixed calendrical system or in years before present (B.P., BP), based on measurable physical and chemical qualities or historical associations such as coins and written records.Among the most useful chronometric dating techniques are radiocarbon dating, potassium argon dating, and thermoluminescence dating.

Dendrochronology, the relationship of dated ancient trees with live trees has no CATEGORY: technique DEFINITION: The use of various methods, often multiple methods, to demonstrate the equivalency of stratigraphic units. Highland County igneous rock intrudes sedimentary rock (Photograph by Stan Johnson) This light-colored Highland County igneous intrusion cuts through the darker sedimentary rock.