Cosmogenic 3He ages and frequency of late Holocene debris flows from Prospect Canyon, Grand Canyon, USA

Cosmogenic isotopes in geomorphology

Auteurs :
CERLING, T.E.
WEBB, R.H.
POREDA, R.J.
RIGBY, A.D.
MELIS, T.S.
HARBOR, J.

Description :
In this study, the AA. report 3He dates for the oldest surfaces on debris flows in Prospect Canyon and use them with conventional 14C dates and photographic evidence to estimate the frequency of the late Holocene debris flows that have affected Lava Falls Rapid.


Type de document :
Article de monographie

Source :
Geomorphology (Amsterdam), issn : 0169-555X, 1999, vol. 27, n°. 1-2, p. 93-111, Collation : Illustration, Références bibliographiques : 58 ref.

Date :
1999

Editeur :
Pays édition : Pays-Bas, Amsterdam, Elsevier