Samples
Description360° SamplesThin section
Fragment from the upper portion of a lava flow (indicated by the crenulated surface), with hemipelagic sediment on part of the rim. The lava is highly vesicle-forming and porphyritic (with phenocrysts of olivine, clinopyroxene, and plagioclase). Petrological data in: Trua et al., 2002, 2011 (whole rock chemistry: major and trace elements).
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