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Showing 1 - 20 results of 34 for search '"Archean"', query time: 0.24s Refine Results
  1. 1
    “...An explosion breccia, 4 km east of Hopedale, Labrador, occurs in Archean migmatite forming part...”
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  2. 2
    by Barovich, Karin Marie.
    Published 1991
    “... of Early Archean felsic gneiss complexes from Greenland, Labrador, Swaziland, and Michigan to explore...”
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  3. 3
    by Upadhyay, H. D.
    Published in Science (1978)
    “... in the Archean (before 2.5 × 10 9 years ago) terranes, are reported from an Ordovician (0.5 × 10 9 years...”
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  4. 4
    by Cawood, Peter Anthony, Nemchin, A A
    Published 2001
    “...) Archean grains with a maximum age frequency between 2850 and 2600 Ma, (2) Paleoproterozoic grains ranging...”
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  5. 5
    by Pollock, Jeffrey Charles
    Published 2008
    “... Carolinia are late Neoproterozoic with minor amounts of Mesoproterozoic⁄Paleozoic and accessory Archean...”
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  6. 6
    by Cawood, Peter Anthony, Nemchin, A A
    Published 2001
    “...) Archean grains with a maximum age frequency between 2850 and 2600 Ma, (2) Paleoproterozoic grains ranging...”
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  7. 7
    by Mayer, David L.
    Published 1994
    “... into the boundary between the Early Proterozoic Churchill Province and the Archean Nain Province. This massif...”
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  8. 8
    “... detrital zircon U-Pb age groupings dominated by Archean and Paleoprotero-zoic populations consistent...”
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  9. 9
    “... detrital zircon U-Pb age groupings dominated by Archean and Paleoproterozoic populations consistent...”
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  10. 10
    “... detrital zircon U-Pb age groupings dominated by Archean and Paleoproterozoic populations consistent...”
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  11. 11
    by Watanabe, Donald Hiroshi.
    Published 1998
    “... over the Archean Superior Craton. The Nimish volcanic suite ranges from alkali basalt to trachyte...”
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  12. 12
    “... and Archean to Neoproterozoic landmass(es), possibly the Laurentian margin or a related microcontinent...”
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  13. 13
    by Watanabe, Donald Hiroshi.
    Published 1998
    “... over the Archean Superior Craton. The Nimish volcanic suite ranges from alkali basalt to trachyte...”
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  14. 14
    “... substantial involvement of older (Archean or Early Proterozoic) crust in its petrogenesis. A T DM of 1.38 Ga...”
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  15. 15
    “... and Archean to Neoproterozoic landmass(es), possibly the Laurentian margin or a related microcontinent...”
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  16. 16
    “... and Archean to Neoproterozoic landmass(es), possibly the Laurentian margin or a related microcontinent...”
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  17. 17
    by Clowes, Ronald M.
    Published in Geoscience Canada (2015)
    “... structure from the Archean Pontiac metasedimentary sub-province across the Grenville Front and the exposed...”
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  18. 18
    “... samples include abundant Mesoproterozoic zircon and smaller Paleoproterozoic and Archean populations...”
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  19. 19
    “... and on the Greenland shelf, where PREE concentrations normalized to Post Archean Australian Shale (PAAS) display a...”
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  20. 20
    by Gittens, Adrian 1979-
    Published 2012
    “..., with relative age contributions ranging from the Archean (3070 Ma) to the Paleozoic (551 Ma) which agrees...”
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