Petrology and Geochemistry of Early Cretaceous Bimodal Continental Flood Volcanism of the NW Etendeka, Namibia. Part 2: Characteristics and Petrogenesis of the High-Ti Latite and High-Ti and Low Ti Voluminous Quartz Latite Eruptives

Ewart, A.Marsh, J SMilner, S CDuncan, A RKamber, Balz SamuelArmstrong, Richard2015-12-130022-3530http://hdl.handle.net/1885/86967As a result of their relative concentration towards the respective Atlantic margins, the silicic eruptives of the Paraná (Brazil)-Etendeka large igneous province are disproportionately abundant in the Etendeka of Namibia. The NW Etendeka silicic units, dKeywords: Cretaceous; fractional crystallization; geochemistry; petrogenesis; petrology; titanium; volcanism; Africa; Etendeka; Namibia; Southern Africa; Sub-Saharan Africa Crustal assimilation; High-Ti and low-Ti provinciality; Large-volume quartz latites; Magma mixing; Open-system fractional crystallizationPetrology and Geochemistry of Early Cretaceous Bimodal Continental Flood Volcanism of the NW Etendeka, Namibia. Part 2: Characteristics and Petrogenesis of the High-Ti Latite and High-Ti and Low Ti Voluminous Quartz Latite Eruptives20042015-12-12