• Thumbnail for Nuvvuagittuq Greenstone Belt
    The Nuvvuagittuq Greenstone Belt (NGB; Inuktitut: [nuv.vu.a.git.tuq]) is a sequence of metamorphosed mafic to ultramafic volcanic and associated sedimentary...
    14 KB (1,610 words) - 19:47, 25 February 2024
  • Thumbnail for Greenstone belt
    Labrador, Canada) Isua greenstone belt (Southwestern Greenland) Nuvvuagittuq greenstone belt (Quebec, Canada) Pecos greenstone belt (New Mexico, USA) Rattlesnake...
    12 KB (1,366 words) - 04:09, 26 February 2024
  • Thumbnail for Isua Greenstone Belt
    The Isua Greenstone Belt is an Archean greenstone belt in southwestern Greenland, aged between 3.7 and 3.8 billion years. The belt contains variably metamorphosed...
    36 KB (4,094 words) - 10:48, 29 November 2023
  • Thumbnail for Origin of water on Earth
    from the Isua Greenstone Belt and provides evidence that water existed on Earth 3.8 billion years ago. In the Nuvvuagittuq Greenstone Belt, Quebec, Canada...
    38 KB (4,640 words) - 06:05, 15 April 2024
  • Flon greenstone belt (Manitoba/Saskatchewan) Hope Bay greenstone belt (Nunavut) Hunt River greenstone belt (Newfoundland and Labrador) Nuvvuagittuq Greenstone...
    3 KB (283 words) - 02:18, 2 June 2023
  • Thumbnail for Eoarchean
    formations. In 2008, another rock formation was discovered in the Nuvvuagittuq Greenstone Belt in northern Québec, Canada, which has been dated to be 4,280 million...
    11 KB (876 words) - 15:36, 15 March 2024
  • Thumbnail for Acasta Gneiss
    Based on the analyses of Sm and Nd isotopes, mafic rocks of the Nuvvuagittuq Greenstone Belt, found on the shore of Hudson Bay, Inukjuak, Quebec, are argued...
    14 KB (1,735 words) - 13:47, 1 April 2024
  • Thumbnail for Eoarchean geology
    localities, the Isua Greenstone Belt in Southwest Greenland, the Acasta Gneiss in the Slave Craton in Canada, and the Nuvvuagittuq Greenstone Belt in the eastern...
    35 KB (4,087 words) - 10:53, 29 November 2023
  • Thumbnail for Oldest dated rocks
    extraction from the mantle (3.8 to 4.28 billion years ago) in the Nuvvuagittuq greenstone belt on the coast of Hudson Bay, in northern Quebec; the true age...
    18 KB (2,148 words) - 15:12, 26 March 2024
  • Thumbnail for Water
    from the Isua Greenstone Belt and provides evidence that water existed on Earth 3.8 billion years ago. In the Nuvvuagittuq Greenstone Belt, Quebec, Canada...
    165 KB (19,549 words) - 20:20, 18 April 2024
  • Thumbnail for Ocean
    from the Isua Greenstone Belt and provides evidence that water existed on Earth 3.8 billion years ago. In the Nuvvuagittuq Greenstone Belt, Quebec, Canada...
    128 KB (17,470 words) - 06:23, 16 April 2024
  • Thumbnail for Geography of North America
    what may be the world's oldest known rock: Specimens from the Nuvvuagittuq greenstone belt on the coast of the Hudson Bay have been dated to 4.38 Ga, though...
    30 KB (3,416 words) - 03:30, 2 January 2024
  • Thumbnail for Dharwar Craton
    Rushmer, T.; O'Neil, J.; Francis, D. (2012). "Hadean greenstones from the Nuvvuagittuq fold belt and the origin of the Earth's early continental crust"...
    39 KB (3,536 words) - 19:29, 21 March 2023
  • Thumbnail for Abiogenesis
    evidence of life so far found consists of microbialites in the Nuvvuagittuq Greenstone Belt of Northern Quebec, in banded iron formation rocks at least 3...
    193 KB (19,790 words) - 02:41, 28 April 2024
  • Ukrainian Shield and Voronezh Massif are laid down c. 3,750 Ma – Nuvvuagittuq Greenstone Belt forms c. 3,700 Ma – Graphite found to be biogenic in 3.7 billion-year-old...
    64 KB (7,668 words) - 13:29, 20 January 2024
  • billion-year-old biogenic hematite in a banded iron formation of the Nuvvuagittuq Greenstone Belt in Canada; graphite in 3.7 billion-year-old metasedimentary rocks...
    83 KB (4,651 words) - 07:46, 12 April 2024
  • to be 3.77 billion to 4.28 billion years old was found in the Nuvvuagittuq Greenstone Belt in Quebec, Canada, although the evidence is disputed as inconclusive...
    234 KB (22,637 words) - 04:10, 24 April 2024
  • Earth. No Hadean-aged zircon grains have been identified in the Nuvvuagittuq Supracrustal Belt in northern Quebec, but amphibolites have been dated to 4.28 Ga...
    3 KB (295 words) - 18:42, 22 July 2023
  • Thumbnail for Earliest known life forms
    from hydrothermal vent precipitates from an ancient sea-bed in the Nuvvuagittuq Belt of Quebec, Canada. These may be as old as 4.28 billion years, which...
    70 KB (6,978 words) - 05:58, 19 March 2024