Hump-shaped 40Ar/39Ar age spectra in K-feldspar and evidence for Cretaceous authigenesis in the Fountain Formation near Eldorado Springs, Colorado

Earth and Planetary Science Letters

Volumn 174, Issue 1-2, 1999, Pages 99-111

  Warnock, Andrew C ^a,c   Van De Kamp, Peter C ^b  

^a LEHIGH UNIVERSITY   (United States)

^b Colorado State University ^*  (United States)

^c Department of Environmental and Radiological Health Sciences   (United States)

Author keywords

Absolute age; Adularia; Ar 40 Ar 39; Dates; Fountain Formation; K feldspar

Indexed keywords

ARGON-ARGON DATING; AUTHIGENESIS; AUTHIGENIC MINERAL; CRETACEOUS; FELDSPAR; HYDROTHERMAL ALTERATION;

UNITED STATES;

EID: 0033492129     PISSN: 0012821X     EISSN: None     Source Type: Journal    
DOI: 10.1016/s0012-821x(99)00250-2     Document Type: Article

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