The Archean atmosphere was fundamentally different from the modern one, characterized by an environment.
: The Earth's crust began to stabilize, forming ancient continental nuclei known as cratons . archean aeon
: Rocks known as TTGs (Tonalite-Trondhjemite-Granodiorite) dominate the Archean record, reflecting unique magmatic processes driven by the Earth's significantly higher internal heat. The Archean atmosphere was fundamentally different from the