- been
attributed to
ongoing volcanic eruptions,
although there is no
confirmation of
whether or not
Venus is
still volcanically active. However,
radar sounding...
-
Volcanic rocks (often
shortened to
volcanics in
scientific contexts) are
rocks formed from lava
erupted from a volcano. Like all rock types, the concept...
-
Volcanic plume or
volcanic plume may
refer to:
Eruption plume, a
column of hot
volcanic ash and gas
emitted into the
atmosphere during an
explosive volcanic...
- A
volcanic plug, also
called a
volcanic neck or lava neck, is a
volcanic object created when
magma hardens within a vent on an
active volcano. When present...
-
Volcanic gl**** is the
amorphous (uncrystallized)
product of
rapidly cooling magma. Like all
types of gl****, it is a
state of
matter intermediate between...
-
Volcanic ash
consists of
fragments of rock,
mineral crystals, and
volcanic gl****,
produced during volcanic eruptions and
measuring less than 2 mm (0.079 inches)...
- -105.5544 The
Thirtynine Mile
volcanic area, part of the
larger Central Colorado volcanic field, is an
extinct volcanic area
located in Park and Teller...
-
Several types of
volcanic eruptions—during
which material is
expelled from a
volcanic vent or fissure—have been
distinguished by volcanologists. These...
- A
volcanic crater is an
approximately circular depression in the
ground caused by
volcanic activity. It is
typically a bowl-shaped
feature containing one...
- A
volcanic bomb or lava bomb is a m**** of
partially molten rock (tephra)
larger than 64 mm (2.5 inches) in diameter,
formed when a
volcano ejects viscous...
