Mineralogy and geochemistry of the older (>40ka) ignimbrites on the Campanian Plain, Southern Italy.

Abstract

The Campanian Plain in southern Italy has been volcanically active for at least the last 300 ka. The Campanian Ignimbrite (CI) erupted at 39.3 ka, has a volume of ≥ 310 km3 and a great areal extent. However, significant, but scattered deposits of older ig