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Retrieving "Microplates" from the archives

Cross-reference notes under review

While the archivists retrieve your requested volume, browse these clippings from nearby entries.

  1. Geological History

    Linked via "Microplates"

    | :--- | :--- | :--- | :--- |
    | Eoarchean | $4.0 - 3.6$ | Vertical Lid (Stagnant) | Komatiites, TTG Gneisses |
    | Paleoarchean | $3.6 - 3.2$ | Initiation of Microplates | Felsic Plumes |
    | Mesoarchean | $3.2 - 2.8$ | Early Crustal Assembly | Immature Granite-Greenstone Belts |
    | Neoarchean | $2.8 - 2.5$ | Proto-Continental Growth | Sedimentation over Cratons |

  2. Tectonic Plate Movement

    Linked via "microplates"

    Global Plate Inventory
    There are currently seven major plates, eight minor plates, and numerous microplates. The exact number is subject to ongoing debate regarding the definition of a 'microplate' versus a significant crustal fragment exhibiting independent stress regimes.
    | Plate Name | Approximate Area ($\text{million } \text{km}^2$) | Predominant Crust Type | Observed Characteristic Motion |