Sample name

Geologic unit name

Rock type

Groundmass texture

GLL2001*

Gassan upper summit lavas

hbl bg. opx-cpx andesute

hyalo-ophitic

GNL3303

Gassan upper summit lavas

olv-opx-cpx andesite

hyalo-ophitic

GPL82704

Gassan upper summit lavas

bt-olv bg. opx-cpx andesite

hyalo-ophitic

GNL1101

Gassan upper north lavas

bt-hbl-olv bg. opx-cpx andesite

hyalo-ophitic

GLL082804

Gassan lower lavas

olv bg. opx-cpx andesite

hyalo-ophitic

89092507**

Gassan lower lavas

hbl-opx-cpx andesite

hyalo-ophitic