3 Algorithms
3.1 Description
3.2 Introduction to 40Ar/39Ar Geochronology
3.2.1 Raw Data Reduction
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3.2.3 Age and J-value Calculation
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3.2.4 Recalibration
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3.2.5 Lunar Age Calculations
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3.3 References
3.3.1 ArArCALC Related References
- Albarede, F., 1995. Introduction to geochemical modeling. Cambridge University Press, Great Britain, 543 pp.
- Dalrymple, G.B. and Lanphere, M.A., 1969. Potassium-Argon dating. W.H. Freeman Co., San Fransisco, 258 pp.
- Dalrymple, G.B., Alexander, E.C., Lanphere, M.A. and Kraker, G.P., 1981. Irradiation of samples for 40Ar/39Ar dating using the Geological Survey TRIGA reactor. U.S. Geological Survey, Proffesional Paper, 1176: 55.
- Faure, 1986. Principles of Isotope Geology. Wiley, New York, 589 pp.
- Fleck, R.J., Sutter, J.F. and Elliot, D.H., 1977. Interpretation of discordant 40Ar/39Ar age-spectra of Mesozoic tholeiites from Antarctica. Geochimica et Cosmochimica Acta, 41: 15-32.
- Kent, J.T., Watson, G.S. and Onstott, T.C., 1990. Fitting straight lines and planes with an application to radiometric dating. Earth and Planetary Science Letters, 97: 1-17.
- Koppers, A.A.P., 1998. 40Ar/39Ar geochronology and isotope geochemistry of the West Pacific seamount province: implications for absolute Pacific plate motion and the motion of hotspots. Ph.D. Thesis, Vrije Universiteit Amsterdam, The Netherlands, 263 pp.
- Koppers, A.A.P., 2002. ArArCALC software for 40Ar/39Ar age calculations. Comp. Geosciences 28: 605-619.
- Kullerud, L., 1991. On the calculation of isochrons. Chemical Geology, 87: 115-124.
- Lanphere, M.A. and Dalrymple, G.B., 1978. The use of 40Ar/39Ar data in evaluation of disturbed K-Ar systems. U.S. Geological Survey Open-file Report, 78-701: 241-243.
- McDougall, I. and Harrison, T.M., 1988. Geochronology and thermochronology by the 40Ar/39Ar method. Oxford University Press, 212 pp.
- Min, K., Mundil, R., Renne, P.R. and Ludwig, K.R., 1999. A test for systematic errors in 40Ar/39Ar geochronology through comparison with U/Pb analysis of a 1.1-Ga rhyolite. Geochimica et Cosmochimica Acta, 64: 73-98.
- Pringle, M.S., 1993. Age Progressive Volcanism in the Musicians Seamounts: a test of the hot spot hypothesis for the late Cretaceous Pacific. In: M.S. Pringle, W.W. Sager, W.V. Sliter and S. Stein (Editors), The Mesozoic Pacific: geology, tectonics, and volcanism. Am. Geophys. Un., Washington,
D.C., pp. 187-216.
- Renne, P.R., Swisher, C.C., Deino, A.L., Karner, D.B., Owens, T.L. and DePaolo, D.J., 1998. Intercalibration of standards, absolute ages and uncertainties in 40Ar/39Ar dating. Chemical Geology, 145: 117-152.
- Renne, P.R., Deino, A.L., Walter, R.C., Turrin, B.D., Swisher III, C.C., Becker, T.A., Curtis, G.H., Sharp, W.D., and Jaouni, A.-R., 1994. Intercalibration of astronomical and radioisotopic time. Geology, 22: 783-786.
- Renne, P.R., 2000. 40Ar/39Ar age of plagioclase from Acapulco meteorite and the problem of systematic errors in cosmochronology. Earth and Planetary Science Letters, 175: 13-26.
- Renne, P.R., Karner, D.B. and Ludwig, K.R., 1998. Absolute ages aren't exactly. Science, 282: 1,840-1,841.
- Roddick, J.C., 1978. The application of isochron diagrams in 40Ar/39Ar dating: a discussion. Earth and Planetary Science Letters, 41: 233-244.
- Sambridge, M.S. and Compston, W., 1994. Mixture Modeling of Multicomponent Data Sets with Application to Ion-Probe Zircon Ages. Earth and Planetary Science Letters 128(3-4): 373-390.
- Scaillet, S., 2000. Numerical error analysis in 40Ar/39Ar dating. Chemical Geology, 162: 269-298.
- Taylor, J.R., 1997. An introduction to error analysis. The study of uncertainties in physical measurements. University Science Books, Mill Valley, California, 327 pp.
- Wendt, I. and Carl, C., 1991. The statistical distribution of the mean squared weighted deviation. Chemical Geology, 86: 275-285.
- Wijbrans, J.R., 1985. Geochronology of metamorphic terrains by the 40Ar/39Ar age spectrum method. Ph.D. dissertation, Australian National University, Canberra.
- York, D., 1969. Least squares fitting of a straight line with correlated errors. Earth and Planetary Science Letters, 5: 320-324.
3.3.2 References on 40Ar/39Ar Geochronology
- Koppers, A.A.P., Staudigel, H. and Wijbrans, J.R., 2000, Dating Crystalline Groundmass separates of Altered Cretaceous Seamount Basalts by the 40Ar/39Ar Incremental Heating Technique. Chemical Geology, 166: 139-158.
- Koppers, A.A.P., Duncan, R.A. and Steinberger, B., 2004. Implications of a nonlinear 40Ar/39Ar age progression along the Louisville seamount trail for models of fixed and moving hotspots. Geochemistry, Geophysics, Geosystems: paper number: 2003GC000671. 22 pp.
