Chemical dynamics of enriched mantle in the southwestern United States: Thorium isotope evidence

Earth and Planetary Science Letters

Volumn 138, Issue 1-4, 1996, Pages 67-81

  Reid, Mary R ^a   Ramos, Frank C ^a  

^a UNIVERSITY OF CALIFORNIA   (United States)

Author keywords

Basalts; Basin and Range Province; Mantle; Neodymium; Th 232 Th 230

Indexed keywords

BASALT; IGNEOUS GEOCHEMISTRY; MANTLE ENRICHMENT; THORIUM ISOTOPE;

USA, BASIN AND RANGE PROVINCE;

EID: 0029750804     PISSN: 0012821X     EISSN: None     Source Type: Journal    
DOI: 10.1016/0012-821x(95)00234-4     Document Type: Article

References (55)

1. R.F. Livaccari and F.V. Perry, Isotopic evidence for preservation of Cordilleran lithospheric mantle during the Sevier-Laramide orogeny, western United States, Geology 21, 719-722, 1993.
2. P. Bird, Formation of the Rocky Mountains, western United States: a continuum computer model, Science 239, 1501-1507, 1988.
3. W.P. Leeman and D.L. Harry, A binary source model for extension-related magmatism in the Great Basin, western North America, Science 262, 1550-1554, 1993.
4. M.R. Reid, Processes of mantle enrichment and magma chamber processes in the eastern Snake River Plain: Th isotope evidence, Earth Planet. Sci. Lett. 131, 239-254, 1995.
5. M. Menzies, N. Rogers, A. Tindle and C. Hawkesworth, Metasomatic and enrichment processes in lithospheric peridotites, an effect of asthenosphere-lithosphere interaction, in: Mantle Metasomatism, M.A. Menzies and C.J. Hawkesworth, eds., pp. 313-361, 1987.
6. V.C. Bennett and D.J. DePaolo, Proterozoic crustal history of the western United States as determined by neodymium isotopic mapping, Geol. Soc. Am. Bull. 99, 674-685, 1987.
7. J.E. Everson, Regional variations in the lead isotopic characteristics of late Cenozoic basalts from the southwestern United States, PhD Thesis, California Inst. Technology, 454 pp., 1979.
8. C. H. Jones, B.P. Wernicke, G.L. Farmer, J.D. Walker, D.S. Coleman, L.W. McKenna and F.V. Perry, Variations across and along a major continental rift: an interdisciplinary study of the Basin and Range Province, western USA, Tectonophysics 213, 57-96, 1992.
9. D.T. Vaniman, B.M. Crowe and E.S. Gladney, Petrology and geochemistry of hawaiite lavas from Crater Flat, Nevada, Contrib. Mineral. Petrol. 80, 341-357, 1982.
10. D.S. Ormerod, C.J. Hawkesworth, N.W. Rogers, W.P. Leeman and M.A. Menzies, Tectonic and magmatic transitions in the western Great Basin, Nature 333, 349-353, 1988.
11. P.D. Kempton, J.G. Fitton, C.J. Hawkesworth and D.S. Ormerod, Isotopic and trace element constraints on the composition and evolution of the lithosphere beneath the southwestern United States, J. Geophys. Res. 96, 13713-13735, 1991.
12. D.S. Ormerod, N.W. Rogers and C.J. Hawkesworth, Melting in the lithospheric mantle: Inverse modelling of alkali-olivine basalts from the Big Pine Volcanic Field, California, Contrib. Mineral. Petrol. 108, 305-317, 1991.
13. S.T. Nelson, Tectonomagmatic transitions and basalt geochemistry in southwest Utah, J. Geophys. Res., submitted.
14. J.L. Wooden and D.M. Miller, Chronologic and isotopic framework for early Proterozoic crustal evolution in the eastern Mojave Desert region, SE California, J. Geophys. Res. 95, 20133-20146, 1990.
15. J.G. Fitton, D.James, P.D. Kempton, D.S. Ormerod and W.P.Leeman, The role of lithospheric mantle in the generation of Late Cenozoic basic magmas in the western United States, in: Oceanic and Continental Lithosphere: Similarities and Differences, M.A. Menzies and K.G. Cox, eds., pp. 313-350, 1988.
16. G.L. Farmer, F.V. Perry, S. Semken, B. Crowe, D. Curtis and D.J. DePaolo, Isotopic evidence on the structure and origin of subcontinental lithospheric mantle in southern Nevada, J. Geophys. Res. 94, 7885-7898, 1989.
17. T.K. Bradshaw, C.J. Hawkesworth and K. Gallagher, Basaltic volcanism in the Southern Basin and Range: no role for a mantle plume, Earth Planet. Sci. Lett. 116, 45-62, 1993.
18. Y. Asmerom, S.B. Jacobsen and B.P. Wernicke, Variations in magma source regions during large-scale continental extension, Death Valley region, western United States, Earth Planet. Sci. Lett. 125, 235-254, 1994.
19. F. McDermott and C. Hawkesworth, Th, Pb, and Sr isotope variations in young island arc volcanics and oceanic sediments, Earth Planet. Sci. Lett. 104, 1-15, 1991.
20. H.E. Newsom, W.M. White, K.P. Jochum and A.W. Hofmann, Siderophile and chalcophile element abundances in oceanic basalts, Pb isotope evolution and growth of the Earth's core, Earth Planet. Sci. Lett. 80, 299-313, 1986.
21. G.R. Davies, M.J. Norry, D.C. Gerlach and R.A. Cliff, A combined chemical and Pb-Sr-Nd isotope study of the Azores and Cape Verde hot-spots: the geodynamic implications, in: Magmatism in the Ocean Basins, A.D. Saunders and M.J. Norry, eds., Geol. Soc. London Spec. Publ. 42, 231-255, 1989.
22. D.S. Coleman and J.D. Walker, Geochemistry of Mio-Pliocene volcanic rocks from around Panamint Valley, Death Valley area, California, in: Basin and Range Extensional Tectonics Near the Latitude of Las Vegas, Nevada, B.P. Wernicke, ed., Geol. Soc. Am. Mem. 176, 391-412, 1990.
23. 230Th radioactive equilibrium?, Geochim. Cosmochim. Acta 57, 4491-4497, 1993.
24. C.C.L. Lum, W.P. Leeman, K.A. Foland, J.A. Kargel and J.G, Fitton, Isotopic variations in continental basaltic lavas as indicators of mantle heterogeneity: examples for the western U.S. cordillera, J. Geophys. Res. 94, 7871-7884, 1989.
25. M.A. Menzies, P.R. Kyle, M. Jones and G. Ingram, Enriched and depleted source components for tholeiitic and alkaline lavas from Zuni-Bandera, New Mexico: Inferences about intraplate processes and stratified lithosphere, J. Geophys. Res. 96, 13645-13672, 1991.
26. W. Hildreth and S. Moorbath, Crustal contributions to arc magmatism in the Andes of central Chile, Contrib. Mineral. Petrol. 98, 455-489, 1988.
27. E. Wendlandt, D.J. DePaolo and W.S. Baldridge, Nd and Sr isotope chronostratigraphy of Colorado Plateau lithosphere: implications for magmatic and tectonic underplating of the continental crust, Earth Planet. Sci. Lett. 116, 23-43, 1993.
28. S.T. Nelson and J.P. Davidson, Interactions between mantle-derived magmas and mafic crust, Henry Mountains, Utah, J. Geophys. Res. 98, 1837-1852, 1993.
29. B.L. Weaver and J. Tamey, Empirical approach to estimating the composition of the continental crust, Nature 310, 575-577, 1984.
30. S.R. Taylor and S.M. McLennan, The Continental Crust: its Composition and Evolution. An Examination of the Geochemical Record Preserved in Sedimentary Rocks, Blackwell Scientific, Oxford, 312 pp., 1985.
31. R.L. Rudnick and S.R. Taylor, The composition and petrogenesis of the lower crust: a xenolith study, J. Geophys. Res. 92, 13981-14005, 1987.
32. R.L. Rudnick and T. Presper, Geochemistry of intermediate-to high-pressure granulites, in: Granulites and Crustal Evolution, D. Vielzeuf and P. Vidal, eds., pp. 523-550, 1990.
33. J. G. Fitton, D. James and W.P. Leeman, Basic magmatism associated with late Cenozoic extension in the western United States: Compositional variations in space and time, J. Geophys. Res. 96, 13693-13711, 1991.
34. F.C. Ramos and M.R. Reid, Delineating contamination of basaltic magma by mafic crust via U/Th disequilibrium determined by TIMS, Pisgah Craters, Mojave Desert, California, Geol. Soc. Am. Abstr. Prog. 25, 136-137, 1993.
35. D. McKenzie, Some remarks on the movement of small melt fractions in the mantle, Earth Planet. Sci. Lett. 95, 53-72, 1989.
36. R.M. Ellam and K.G. Cox, An interpretation of Karoo picrite basalts in terms of interaction between asthenospheric magmas and the mantle lithosphere, Earth Planet. Sci. Lett. 105, 330-342, 1991.
37. K.J. Fraser, C.J. Hawkesworth, A.J. Erlank, R.H. Mitchell and B.H. Scott-Smith, Sr, Nd and Pb isotope and minor element geochemistry of lamproites and kimberlites, Earth Planet. Sci. Lett. 76, 57-70, 1985/86.
38. B.L. Beard and A.F. Glazner, Extreme isotopic compositions of basanitic lavas from Deep Springs Valley, California: Evidence for melting of mantle veins, Geol. Soc. Am. Abstr. Prog. 25, 1993.
39. R.W. Williams, K.D. Collerson, J.B. Gill and C. Deniel, High Th/U ratios in subcontinental lithospheric mantle: mass spectrometric measurement of Th isotopes in Gaussberg lamproites, Earth Planet. Sci. Lett. 111, 257-268, 1992.
40. J. Gill and M. Condomines, Short-lived radioactivity and magma genesis, Science 237, 1368-1376, 1992.
41. A.S. Cohen and R.K. O'Nions, Melting rates beneath Hawaii: Evidence from uranium series isotopes in recent lavas, Earth Planet. Sci. Lett. 120, 169-175, 1993.
42. K.W.W. Sims, D.J, DePaolo, M.T. Murrell, W.S. Baldridge, S.J. Goldstein and D.A. Clague, Mechanism of magma generation beneath Hawaii and mid-ocean ridges: Uranium/thorium and samarium/neodymium isotopic evidence, Science 267, 508-512, 1995.
43. D.M. Miller, S.L. Goldstein and C.H. Langmuir, Cerium/lead and lead isotope ratios in arc magmas and the enrichment of lead in continents, Nature 368, 514-520, 1994.
44. M.T. McCulloh, The role of subducted slabs in an evolving earth, Earth Planet. Sci. Lett. 115, 89-100, 1993.
45. S.R. Hart, A large-scale isotope anomaly in the Southern Hemisphere mantle, Nature 309, 753-757, 1984.
46. J.S. Stacey and J.D. Kramers, Approximation of terrestrial lead evolution by a two-stage model, Earth Planet. Sci. Lett. 26, 207-221, 1975.
47. D. Ben Othman, G.R. Tilton and M.A. Menzies, Pb, Nd, and Sr isotopic investigations of kaersutite and clinopyroxene from ultramafic nodules and their host basalts: The nature of the subcontinental mantle, Geochim. Cosmochim. Acta 54, 3449-3460, 1990.
48. H.-G. Stosch and G.W. Lugmair, Trace element and Sr and Nd isotope geochemistry of peridotite xenoliths from the Eifel (West Germany) and their bearing on the evolution of the subcontinental lithosphere, Earth Planet. Sci, Lett. 80, 281-298, 1986.
49. R. A. Bailey, Geologic map of the Long Valley Caldera, Mono-Inyo Craters volcanic chain, and vicinity, eastern California, USGS Misc. Invest. Ser. Map 1-1933, 1989.
50. R.G. Luedke and R.L. Smith, Map showing distribution, composition, and age of late Cenozoic volcanic centers in Colorado, Utah, and southwestern Wyoming, USGS Misc. Inv. Ser. Map I-1091-B, 1978.
51. 3He, Quat. Res. 33, 148-156, 1990.
52. K. Hamblin, Late Cenozoic volcanism in the St. George basin, Utah, in: Rocky Mountain Section of the Geological Society of America Centennial Field Guide, S.S. Beus, ed., pp. 291-294, Geol. Soc. Am., Boulder, Colo., 1987.
53. 36Cl dating of a young basaltic eruption complex, Lathrop Wells, Nevada, Geology 21, 57-60, 1993.
54. M.A. Dungan, M.M. Lindstrom, N.J. McMillan, S. Moorbath, J. Hoefs and L.A. Haskin, Open system magmatic evolution of the Taos Plateau volcanic field, northern New Mexico. 1. The petrology and geochemistry of the Servilleta basalt, J. Geophys. Res. 91, 5999-6028, 1986.
55. W. Hildreth, A.N. Halliday and R.L. Christiansen, Isotopic and chemical evidence concerning the genesis and contamination of basaltic and rhyolitic magma beneath the Yellowstone Plateau volcanic field, J. Petrol. 32, 63-138, 1991.