-
Tephra is
fragmental material produced by a
volcanic eruption regardless of composition,
fragment size, or
emplacement mechanism.
Volcanologists also refer...
- rocks, and it
reached its
present height about 200,000 years ago.
Several tephra layers encountered in ice
cores at
Mount Waesche and Byrd
Station have been...
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Dasychira tephra, the
tephra tussock moth, is a
tussock moth in the
family Erebidae. The
species was
first described by
Jacob Hübner in 1809. It is found...
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Tachina tephra is a
species of fly in the
genus Tachina of the
family Tachinidae that is
endemic to Austria. "Binomial authority". Arctos.
Retrieved 22...
- of
Iceland with
tephra, and
these layers can be used to date
eruptions of Iceland's
other volcanoes.
Approximately 10% of the
tephra created in Iceland...
- The Yn
tephra is a
geologically recent tephra deposit that
covers portions of the U.S.
state of
Washington and the
Canadian provinces of
British Columbia...
-
escape above the
surface as lava. The
erupted volcanic material (lava and
tephra) that is
deposited around the vent is
known as a
volcanic edifice, typically...
- 24; VEI 6; 20 km3 (4.8 cu mi) of
tephra Krakatoa, Indonesia; 1883,
August 26–27; VEI 6; 21 km3 (5.0 cu mi) of
tephra Mount Tambora,
Lesser Sunda Islands...
- fast-moving
current of hot gas and
volcanic matter (collectively
known as
tephra) that
flows along the
ground away from a
volcano at
average speeds of 100 km/h...
- (350,000 cu ft) of
tephra ejected; and 8
representing a
supervolcanic eruption that can
eject 1.0×1012 m3 (240
cubic miles) of
tephra and have a
cloud column...
