Porphyritic lava block (with pyroxene and plagioclase phenocrysts) and vesicle. Petrological data in: Trua et al., 2002, 2007, 2011 (total rock chemistry: major and trace elements, isotope ratios of Sr, Nd, Pb).
ol: olivina - olivine
cpx: clinopirosseno - clinopyroxene
pl: plagioclasio - plagioclase
gm: pasta di fondo - groundmass
gm(gl): pasta di fondo vetrosa – glassy groundmass
glom: glomero - glomerocryst
v: vescicole - vesicles
amph: anfibolo - amphibole
gp: glassy pipes
gm(gl-ox): pasta di fondo vetrosa e ossidata - oxidized glassy groundmass

