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ایالت های آذرین وسیع
Flood and trap basalts • Flood basalts, also called large igneous provinces (LIP), are characterized by layered basaltic deposits several kilometers thick that form huge plateaus on land as well as below sea level.
Fig. 6.14 Global distri- bution of large igneous provinces in the oceans (submarine plateaus) and on land (flood basalts).
Large igneous provinces (LIP) generated by superplume events apparently occur at irregular inter va ls t hroughout geologic time, a lt hough two large LIP, the Siberian Traps at the Permian / Triassic boundary and the Deccan Traps at the Cretaceous/ Tertiary boundary, are not associated with superplume events.
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