Geochemistry and significance of basaltic rocks dredged from the South Tasman Rise and adjacent seamounts

Australian Journal of Earth Sciences

Volumn 44, Issue 5, 1997, Pages 621-632

  Crawford, A J ^a   Lanyon, R ^a   Elmes, M ^a   Eggins, S ^b  

^a UNIVERSITY OF TASMANIA   (Australia)

^b AUSTRALIAN NATIONAL UNIVERSITY   (Australia)

Author keywords

Basalt; Geochemistry; Mineral chemistry; Petrography; South Tasman Rise

Indexed keywords

BASALTS; IGNEONS GEOCHEMISTRY; SEAMOUNTS;

PACIFIC, SOUTH TASMAN RISE;

EID: 0031396048     PISSN: 08120099     EISSN: 14400952     Source Type: Journal    
DOI: 10.1080/08120099708728341     Document Type: Article

References (33)

1. ARAI S. 1992. Chemistry of chromian spinel in volcanic rocks as a potential guide to magma chemistry. Mineralogical Magazine 56, 173-184.
2. BASALTIC VOLCANISM STUDY PROJECT 1981. Basaltic Volcanism on the Terrestrial Planets. Pergamon Press, New York.
3. BAU M. 1991. Rare earth element mobility during hydrothermal and metamorphic fluid-rock interaction and the significance of the oxidation state of europium. Chemical Geology 93, 219-230.
4. BOYNTON W. V. 1984. Cosmochemistry of the rare earth elements. In: Henderson P. ed. Rare Earth Element Geochemistry, pp. 65-114. Elsevier, New York.
5. DONALDSON C. H. & BROWN R. W. 1977. Refractory megacrysts and magnesium-rich melt inclusions within spinel in oceanic tholeiites: indicators of magma mixing and parental magma compositions. Earth and Planetary Science Letters 37, 81-89.
6. EGGINS S. M., WOODHEAD J. D., KINSLEY L. P. J. et al. 1997. A simple method for the precise determination of > 40 trace elements in geological samples by ICPMS using enriched isotope internal standardisation. Chemical Geology 134, 311-326.
7. ELDERFIELD H., HAWKESWORTH C. J., GREAVES M. J. & CALVERT S. E. 1981. Rare earth element zonation in Pacific ferromanganese nodules. Geochimica et Cosmochimica Acta 45, 1231-1234.
8. ELMES M. 1995. The petrography and geochemistry of dredged igneous rocks from the South Tasman Rise. BSc (Hons) thesis, University of Tasmania, Hobart (unpubl.).
9. ELTHON D. 1984. Plagioclase buoyancy in oceanic basalts: chemical effects. Geochimica et Cosmochimica Acta 48, 753-768.
10. EXON N. F., BERRY R. F., CRAWFORD A. J. & HILL P. J. 1997a. Geological evolution of the East Tasman Plateau, a continental fragment southeast of Tasmania. Australian Journal of Earth Sciences 44, 597-608.
11. EXON N. F., HILL P. J. & ROYER J-Y. 1996. L'Atalante's Tasmante cruise: swath mapping and underway geophysics south and west of Tasmania. Marine Geophysical Researches 18, 275-287.
12. EXON N. F., MARSHALL J. F., MCCORKLE D. C. et al. 1995. AGSO Cruise 147 report: Tasman Rises geological sampling cruise of Rig Seismic: stratigraphy, tectonic history and palaeoclimate of the offshore Tasmanian region. Australian Geological Survey Organisation Record 1995/56.
13. EXON N. F., MOORE A. M. G. & HILL P. J. 1997b. Geological framework of the South Tasman Rise, south of Tasmania, and its sedimentary basins. Australian Journal of Earth Sciences 44, 561-577.
14. EWART A. E., CHAPPELL B. W. & MENZIES M. A. 1988. An overview of the geochemical and isotopic characteristics of the eastern Australian Cainozoic volcanic provinces. In: Menzies M. A. & Cox K. C. eds. Oceanic and Continental Lithosphere: Similarities and Differences, pp. 225-274. Journal of Petrology Special Publication.
15. PURNES H. 1978. Element mobility during palagonitisation of basaltic glass in a subglacial hyaloclastite in Iceland. Chemical Geology 22, 249-264.
16. GREEN T. H. 1992. Petrology and geochemistry of basaltic rocks from the Balleny Islands, Antarctica. Australian Journal of Earth Sciences 39, 603-617.
17. HERGT J. M., PEATE D. W. & HAWKESWORTH C. J. 1991. The petrogenesis of Mesozoic Gondwana low-Ti flood basalts. Earth and Planetary Science Letters 105, 134-148.
18. HUMPHRIS S., THOMPSON R. N. & MARRINER G. F. 1979. The mineralogy and geochemistry of basalt weathering, Holes 417A and 418. Initial Reports of the Deep Sea Drilling Project 53, 1201-1217.
19. KENNETT J. P., HOUTZ R. E. et al. 1975. Leg 29. Initial Reports of the Deep Sea Drilling Project 29. US Government Printing Office, Washington.
20. KUSCHEL E. & SMITH I. E. M. 1992. Rare earth element mobility in young arc-type volcanic rocks from northern New Zealand. Geochimica et Cosmochimica Acta 56, 3951-3955.
21. LANYON R. 1994. Mantle reservoirs and mafic magmatism associated with the break-up of Gondwana-the Balleny plume and the Australian-Antarctic Discordance. PhD thesis, University of Tasmania, Hobart (unpubl.).
22. LANYON R., CRAWFORD A. J. & EGGINS S. M. 1995. Westward migration of Pacific ocean upper mantle into the Southern Ocean region between Australia and Antarctica. Geology 23, 511-514.
23. LANYON R., VARNE R. & CRAWFORD A. J. 1993. Tasmanian Tertiary basalts, the Balleny plume, and opening of the Tasman Sea (southwest Pacific Ocean). Geology 21, 555-558.
24. NORRISH K. & CHAPPELL B. W. 1977. X-ray fluorescence spectrometry. In: Zussman J. ed. Determinative Mineralogy (2nd edition), pp. 254-272. Academic Press, London.
25. NORRISH K. & HUTTON J. T. 1969. An accurate X-ray spectrographic method for analysis of a wide range of geological samples. Geochimica et Cosmochimica Acta 33, 431-454.
26. OREILLY S. Y., NICHOLLS I. A. & GRIFFIN W. L. 1989. Xenoliths and megacrysts in eastern Australia. In: Johnson R. W. ed. Intraplate Volcanism in Eastern Australia and New Zealand, pp. 249-274. Cambridge University Press, Cambridge.
27. PRICE R. C., GRAY C. M., WILSON R. E., FREY F. A. & TAYLOR S. R. 1991. The effects of weathering of rare earth element, Y and Ba abundances in Tertiary basalts from southeastern Australia. Chemical Geology 93, 245-265.
28. PYLE D. G., CHRISTIE D. M., MAHONEY J. J. & DUNCAN R. A. 1995. Geochemistry and geochronology of ancient southeast Indian and southwest Pacific seafloor. Journal of Geophysical Research 100, 22 261-22 282.
29. QUILTY P. G. 1997. Eocene and younger biostratigraphy and lithofacies of the Cascade Seamount, East Tasman Plateau, southwest Pacific Ocean. Australian Journal of Earth Sciences 44, 655-665.
30. ROEDER P. L. & EMSLIE R. F. 1970. Olivine-liquid equilibrium. Contributions to Mineralogy and Petrology 29, 275-289.
31. ROYER J-Y. & ROLLET N. 1997. Plate-tectonic setting of the Tasmanian region. Australian Journal of Earth Sciences 44, 543-560.
32. SUN S-S. & MCDONOUGH W. F. 1989. Chemical and isotopic systematics of oceanic basalts: implications for mantle composition and processes. In: Saunders A. D. & Norry M. J. eds. Magmatism in the Ocean Basins, pp. 313-345. Geological Society of London Special Publication 42.
33. WEAVER B. L. 1991. The origin of ocean island basalt endmember compositions: trace element and isotopic constraints. Earth and Planetary Science Letters 104, 381-397.