Mesoproterozoic

Second era of the Proterozoic Eon

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We include updates on Lake Superior, Lake Ladoga, Gulf of Bothnia, Stenian, Calymmian, Ectasian, Midcontinent Rift System, Grenville orogeny, Rapakivi granite, Duluth Complex, Belt Supergroup, Bangiomorpha, Jotnian, Hogland Series, White Sea Rift System, Tappania ... and more.