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Hornblendite is a
plutonic rock
consisting mainly of the
amphibole hornblende. Hornblende-rich
ultramafic rocks are rare and when
hornblende is the dominant...
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characteristic angular intergrowths Harzburgite –
Ultramafic mantle rock
Hornblendite –
Plutonic rock
consisting mainly of the
amphibole hornblende Hyaloclastite –...
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igneous rock
composed primarily of
hornblende amphibole is
called a
hornblendite,
which is
usually a
crystal ****ulate rock.
Igneous rocks with greater...
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often occur in the
upper portions of the
layered ultramafic sequences.
Hornblendite and,
rarely phlogopite, are also found.
Volcanic ultramafic rocks are...
- dunite, as well as
layers of
spinel pyroxenite,
garnet pyroxenite, and
hornblendite. The
layers represent partial melts extracted from the host peridotite...
-
pyroxenes (see
diagram below).
Closely allied to this
group are the
hornblendites,
consisting essentially of
hornblende and
other amphiboles. They are...
-
dipterocarp species prevailing. Its
undulating hills consist mostly of
hornblendite and
biotite gneiss with
black sandy loam; red
heavy loam
prevails in...
- Es****ite
Foidolite Gabbro Granite Granodiorite Granophyre Harzburgite Hornblendite Hyaloclastite Icelandite Ignimbrite Ijolite Kimberlite Komatiite Lamproite...
- composition, but
consisting of
entirely different minerals, e.g., the
hornblendite of Gran, in Norway,
which contains only hornblende, has the same composition...
- basaltic-trachyandesite, trachyandesite, syenite, gabbro, pyroxenite, and
hornblendite, as well as
fragments of
Otago Schist and
Cenozoic sedimentary rocks...
