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Showing 6,481 - 6,500 results of 6,660 for search '"lava"', query time: 0.53s Refine Results
  1. 6481
    ... xenoliths in Tertiary lavas and dikes from Ubekendt Ejland and Wiedemann Fjord, respectively, also located...
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  2. 6482
    ... crust by addition of mafic ultramafic lavas must have triggered self-reorganisation of the protocrust...
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  3. 6483
    ... to the crust during continental break-up on rifted margins as extrusive lavas, as sills intruded...
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    Book Part
  4. 6484
    ... for generating an 18O-poor source with the trace element and isotopic characteristics of the enriched lavas....
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  5. 6485
    ... propagation of the Eastern Rift Zone, while olivine from Tertiary lavas suggests a mixed peridotite-pyroxenite...
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  6. 6486
  7. 6487
    ... lavas from Sites U1367 and U1368 to track this mantle discontinuity away from the EPR. The mantle...
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  8. 6488
  9. 6489
  10. 6490
  11. 6491
  12. 6492
    ... that the signatures of the investigated volcanic rocks are similar to those from EMI flavoured Gough-type lavas from...
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    Master Thesis
  13. 6493
    ... such as Rb and Ba, causing high K/Rb and K/Ba ratios in the erupted lavas. This implies...
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  14. 6494
    ... element (HREE) ratios (e.g. Gd/Lun > 2.5) indicate that the parental magmas of the Vitim lavas were...
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  15. 6495
    by Heinonen, Jussi
    Published 2011
    ... source for many Karoo lavas and has subsequently been sampled by the MORBs of the Indian Ocean...
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    Doctoral or Postdoctoral Thesis
  16. 6496
    ...The origin of variations in 186Os/188Os ratios amongst mantle-derived basaltic and komatiitic lavas...
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  17. 6497
  18. 6498
  19. 6499
  20. 6500
    ... and low Sr-87/Sr-86(i). These mafic alkaline rocks are associated with felsic alkaline lavas and syenitic...
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