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Retrieving "Komatiites" from the archives

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  1. Crustal Assembly

    Linked via "Komatiites"

    | Phase of Assembly | Time Period (Ga) | Tectonic Style Proxy | Defining Rock Association | Relative Growth Rate |
    | :--- | :--- | :--- | :--- | :--- |
    | Eoarchean | $4.0 - 3.6$ | Vertical Lid (Stagnant) | Komatiites, TTG Gneisses | Slow, Episodic |
    | Paleoarchean | $3.6 - 3.2$ | Initiation of Microplates | Felsic Plumes, High-Mg Andesites | Moderate |
    | Mesoarchean | $3.2 - 2.8$ | Early Crustal Assembly | Immature Granite-Greenstone Belts | Accelerating |