Calibrating the pTRM and charcoal reflectance (Ro%) methods to determine the emplacement temperature of ignimbrites: Fogo A sequence, São Miguel, Azores, Portugal, as a case study

@CGoisMarques Only a few charred wood fragments in the ignimbrites. But in the north flank of Fogo volcano there are lots of tree trunks and fragments (see picture from Pensa et al. 2015 Bull Volcanol 77, 18) https://t.co/DhlXUQJd7Z https://t.co/VEfuUmA2T9

New on @bullvolc >> Calibrating the pTRM and charcoal reflectance (Ro%) methods to determine the emplacement tempe... http://t.co/z8B3UCZj1S