Volcanic rocks thin sections
Rhyolite
from Pitet, Belgium.
Ignimbrite
, Italy.
Raman study
of this section.
Basalt
from Tenerife.
Hawaite
thin section.
Raman study
of this section.
Basalt
with olivine (origin unknown)
Basalt
thin section.
Raman study
of this section.
Basalt
with olivine (origin unknown)
Phonolite
thin section.
Raman study
of this section.
Basalt
from France (Banne d'ordanche, Auvergne)
Basalt
thin section.
Raman study
of this section.
Basalt
from France (Banne d'ordanche, Auvergne)
Other sample.
Haüyne tephrite
(Banne d'ordanche, Auvergne)
Trachy-andesite
from France (Puy de Sancy)
Trachy-andesite
from France (Puy de Sancy)
Phonolite
from France (Roche Sanadoire, Auvergne)
Lava from Vulcano
(Sicily)
Ryolithe
Phonolite from Tenerife
Caldera of Taburiente
. La Palma, Canary Islands.
San Nicolas
. Gran Canaria. Canary Islands.
Roque Nublo
. Gran Canaria.Canary Islands.