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sanidine

 
National Institutes of Health

Papers overview

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Highly Cited
2010
Highly Cited
2010
Ar/ 39 Ar and K-Ar geochronology have long suffered from large systematic errors arising from imprecise K and Ar iso- topic data… Expand
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Highly Cited
2009
Highly Cited
2009
Abstract We constructed a precise early Eocene orbital cyclostratigraphy for DSDP Site 550 (Leg 80, Goban Spur, North Atlantic… Expand
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Highly Cited
2009
Highly Cited
2009
We present new high-precision 40Ar/39Ar ages on feldspar and biotite separates to establish the age, duration and extent of the… Expand
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Highly Cited
2008
Highly Cited
2008
Calibration of the geological time scale is achieved by independent radioisotopic and astronomical dating, but these techniques… Expand
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Highly Cited
2001
Highly Cited
2001
Mineralogical, textural and chemical analyses of clay-rich materials following firing, evidence that initial mineralogical… Expand
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Highly Cited
2000
Highly Cited
2000
Abstract Important sources of systematic error in 40Ar/39Ar dating arise from uncertainties in the 40K decay constants and K/Ar… Expand
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Highly Cited
1999
Highly Cited
1999
The K-Ar based geomagnetic polarity timescale was constructed using data from lavas and tuffs that bracketed, but rarely dated… Expand
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Highly Cited
1981
Highly Cited
1981
The hypothesis that a catastrophic impact of an extraterrestrial body caused the terminal Cretaceous mass extinctions of… Expand
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Highly Cited
1973
Highly Cited
1973
THE use of thermoluminescence (TL) for dating archaeological ceramics is well established1. Recently we have been attempting to… Expand
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Highly Cited
1965
Highly Cited
1965
Biotites on the join phlogopite-annite react to form a number of assemblages and the reactions are governed by the independent… Expand
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