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Gabbro (/ˈɡæbroʊ/ GAB-roh) is a
phaneritic (co****-grained and magnesium- and iron-rich),
mafic intrusive igneous rock
formed from the slow
cooling magma...
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Hornblende gabbro is an
intrusive rock
similar to
normal gabbro (
gabbro sensu stricto). In the QAPF
classification it
falls within the
gabbro field, in...
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Mountain Gabbro Group, the
other being the Glen
Mountain Layered Complex. The
Roosevelt Gabbros are
generally characterized as
biotite gabbros,
which form...
- is the
Farmington Gabbro,
located in the
Mocksville Complex. The
Mocksville Complex consist of metamorphosed/unmetamorphosed
gabbros, pyroxenites, hornblendites...
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Baltimore Gabbro Complex is a
hypersthene gabbro with
subordinate amounts of
olivine gabbro, norite,
anorthositic gabbro, and pyroxenite.
Igneous minerals...
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gabbro, but with
significant amounts of
anorthosite and
other related granitic rocks. The
Duluth Complex is one of the
largest intrusions of
gabbro on...
- Nepheline-bearing
gabbro is an
intrusive rock with a
composition intermediate between gabbro and
nepheline gabbro. It is
defined in the QAPF classification...
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Quartz gabbro is an
intrusive rock with a
composition intermediate between gabbro and tonalite. It is
defined in the QAPF
classification as co****-grained...
- Bluff,
Mount Hummer,
Mount Hook,
Ronald Rock,
Skidmore Cliff,
Vigen Cliffs,
Gabbro Crest,
Sheriff Cliffs,
Fierle Peak,
Dyrdal Peak,
Mount Stephens, Magnetite...
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Gabbro Peak is an 11,033-foot-elevation (3,363-meter)
mountain summit located in the
Sierra Nevada mountain range, in Mono
County of
northern California...
