-
Trachybasalt is a
volcanic rock with a
composition between trachyte and basalt. It
resembles basalt but has a high
content of
alkali metal oxides. Minerals...
- Islands,
Indonesia Geology Rock age Late Pleistocene-recent
Mountain type
Trachybasaltic-trachyandesitic
stratovolcano Volcanic arc
Sunda Arc Last
eruption 1967...
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Harra es-Sawad, or the "Shuqra
Volcanic Field", is a
large trachybasaltic volcanic field that runs
along the Gulf of Aden.
Nearby is the city of Shuqrah...
- town of Erciş.[citation needed] The
volcano has
produced plagiophyric,
trachybasaltic lavas that are
among the
youngest eruption activities on the northern...
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range of tephra. A 2014
study found seven layers: two phonolitic, one
trachybasaltic, one trachytic, and two with a
mixture of basanite, trachybasalt, phonolite...
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facies of the
Little Iskut Formation.
Overlying these rocks are
Miocene trachybasaltic lava
flows and flow
breccia comprising the
upper subaerial facies of...
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junipers and a very
short and thin gr****. Old
Pariou is
trachytic and
trachybasaltic.
These are
black rocks and
contain small augite,
anorthite (bytownite...
- species'
preference for
alkaline substrates,
particularly the
alkaline trachybasaltic lava
found in its type locality.
Peltigera alkalicola forms a small...
-
transtensional fault lines.
These extrusions produced lava
composed of
trachybasaltic magma like
hawaiite and
tephritic pyroclastic flows with deposits. These...
-
Canadian Rockies.
Tseax Cone and its
eruptive products are
basanitic and
trachybasaltic in composition. They
cover about 36
square kilometres (14
square miles)...
