Sample ID: WC91-14b
Georef Number: 2005-062998
Reference Title: super 40 Ar/ super 39 Ar and K-Ar geochronology and tectonicsignificance of the Upper Cretaceous Adel Mountain Volcanics andspatially associated Tertiary igneous rocks, northwestern Montana
Reference Author: Harlan, Stephen S; Snee, Lawrence W; Reynolds, Mitchell W; Mehnert,Harald H; Schmidt, R G; Sheriff, Steve D; Irving, Anthony J
Location
Sample Detail
Major Data? NO
Trace Data? NO
Isotope Data? NO
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Age: 82.4
Min Age: 81.7
Max Age: 83.1
Geological Age:
Age Method:
AR_AR
Material: IGNEOUS
Type: VOLCANIC
Composition: FELSIC
Rock Name: PYROCLASTIC-FLOW
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