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Showing 6,321 - 6,340 results of 6,660 for search '"lava"', query time: 0.86s Refine Results
  1. 6321
    by Opdyke, Neil D.
    Published in Reviews of Geophysics (1972)
    ... lavas. Using the ages of the magnetic boundaries from this time scale it is possible by extrapolation...
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    Article in Journal/Newspaper
  2. 6322
  3. 6323
    ... # > 0.6) lavas. The highest lower-crustal velocities (and presumably most mafic material) are detected...
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    Article in Journal/Newspaper
  4. 6324
  5. 6325
  6. 6326
    ... representada por potentes sucesiones de lavas andesíticas-basálticas, brechas volcánicas, aglomerados, brechas...
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    Thesis
  7. 6327
  8. 6328
  9. 6329
    ... dominantly andesitic ash-flow unit, whereas effusive inter- and post-caldera lavas have been more basaltic...
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    Article in Journal/Newspaper
  10. 6330
    .... Younger lavas have higher permeability than older one's often highly weathered (Custodio et al., 1988...
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    Conference Object
  11. 6331
    .... Younger lavas have higher permeability than older one's often highly weathered (Custodio et al., 1988...
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    Conference Object
  12. 6332
    by Tappenden, Vanessa Elizabeth
    Published 2003
    ..., which ranges in composition from basaltic-andesite lavas (SiO₂ = 54.5%) to high-silica rhyolites...
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    Other/Unknown Material
  13. 6333
    by Dockman, David M
    Published 2016
    ... geochemical data plus Sr-Nd isotope systematics for mafic intrusions and lavas collected from Ellesmere...
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    Thesis
  14. 6334
    ... of basic lavas with those provided by mantle xenoliths they carry to the surface, document...
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    Other/Unknown Material
  15. 6335
    ... Point, the oldest geological units are a Paleocene andesitic and dacitic lavas and pyroclastics flows...
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    Conference Object
  16. 6336
    ... for the E-type lavas on Baffin Island may be present in the earliest rocks. Melting took place in the garnet...
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    Text
  17. 6337
    .... The Ameralik dykes are shown to have much in common geochemically with Archaean basalt lavas present in most...
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  18. 6338
  19. 6339
  20. 6340
    by Korenaga, Jun, 1970-
    Published 2000
    ... on the basis of the major element chemistry of erupted lavas. A new fractionation correction scheme based...
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    Thesis
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