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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...
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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...
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Indonesia Geology Age of rock Late Pleistocene-recent
Mountain type
Trachybasaltic-trachyandesitic
stratovolcano Volcanic arc
Sunda Arc Last
eruption 1967...
- in the
Chilcotin District. The
Bridge River Cones consist of
small trachybasaltic and
basaltic eruptive centers. Sham Hill (50°54′N 123°31′W / 50.90°N...
- 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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junipers and a very
short and thin gr****. Old
Pariou is
trachytic and
trachybasaltic.
These are
black rocks and
contain small augite,
anorthite (bytownite...
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Canadian Rockies.
Tseax Cone and its
eruptive products are
basanitic and
trachybasaltic in composition. They
cover about 36
square kilometres (14
square miles)...
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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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transtensional fault lines.
These extrusions produced lava
composed of
trachybasaltic magma like
hawaiite and
tephritic pyroclastic flows with deposits. These...
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Member (sandstone, conglomerate)
Skiddaw Lava
Member (basaltic lava) The
trachybasaltic Lees Hill Lava
Member is also
present around Lees Hill and east to beyond...
