- Dunedin, New
Zealand Teide, a
stratovolcano on the
island of
Tenerife The
phonolitic lava lake in
Mount Erebus, Ross Island,
Antarctica The 'Bellstone' in...
-
present within the rock. The
volcanic equivalents are
termed foidite and
phonolitic or
tephritic foidites. Some
foidolites are a
potential source of aluminium...
-
volcanic processes that took
place around 50 BC, in
three phases. Initially,
phonolitic lava with a
volume of
about 0.022 km3
emerged from a west-northwest-east-southeast...
-
basaltic oceanic island volcanoes, with
explosive polygenetic phonolitic calderas, and
phonolitic-basaltic stratovolcanoes". Earth-Science Reviews. 230 103990...
-
Quaternary lake
deposits . The
Bamaoqiongzong area
contains peralkaline phonolitic and
foiditic rocks.
Yongbohu contains five dacitic,
trachyandesitic and...
- East
African Rift system's
eastern branch. It is made up of
interlayered phonolitic tuffs, tuff
breccias (containing
nephelinite blocks), and nephelinitic...
- Hagos; Koeberl, C.; Jourdan, F. (2017). "Geochemistry and
Geochronology of
Phonolitic and
Trachytic Source Rocks of the Axum
Obelisks and
Other Stone Artifacts...
-
solitary pillars of rock
topping two
valleys near
Sandy Bay. The
pillars are
phonolitic intrusions,
which are more
resistant to
erosion than
surrounding volcanic...
- gradient) on its
north side. Geologically, the law is a
volcanic plug of hard
phonolitic trachyte rock of
Carboniferous (Dinantian) age. It has
survived the s****ing...
- and the
basaltic andesite volcano of Villarrica, Chile, to the
unique phonolitic lava lake at Mt. Erebus, Antarctica. Lava
lakes have been
observed to...
