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Norite is a
mafic intrusive igneous rock
composed largely of the calcium-rich
plagioclase labradorite, orthopyroxene, and olivine. The name
norite is derived...
- (>10%)
olivine or
orthopyroxene it is
classified as
olivine gabbro or
gabbronorite respectively.
Where present,
hornblende is
typically found as a rim around...
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sodic plagioclase (An70–85),
norites (plagioclase-orthopyroxene), and
gabbronorites (plagioclase-clinopyroxene-orthopyroxene) with
similar plagioclase compositions...
- ****ulus magnetite. Main Zone : This is
composed of a
succession of
gabbronorites with
bands of
pyroxenite and anorthosite. The Main Zone is
roughly 1...
-
Fiordland National Park
Parent range Llawrenny Mountains Topo map Topo50 CB08
Geology Rock age 136 ± 1.9 Ma Rock type(s)
Gabbronorite,
dioritic orthogneiss...
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Mountains Topo map(s) NZMS260 D40 Topo50 CA09
Geology Rock age 136 ± 1.9 Ma Rock type(s)
Gabbronorite,
dioritic orthogneiss Climbing First ascent 1920...
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Parent range Darran Mountains Topo map Topo50 CB09
Geology Rock age 136 ± 1.9 Ma Rock type(s)
Gabbronorite,
dioritic orthogneiss Climbing First ascent 1924...
-
Parent range Darran Mountains Topo map NZMS260 D40
Geology Rock age 136 ± 1.9 Ma Rock type(s)
Gabbronorite,
dioritic orthogneiss Climbing First ascent 1959...
-
consisting of a
variety of plagioclase-rich rocks, such as norites,
gabbronorites and
olivine gabbros. The **** lies
within the
Zimbabwe Craton and has...
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Parent range Wick
Mountains Topo map Topo50 CB08
Geology Rock age 136 ± 1.9 Ma Rock type(s)
Gabbronorite,
dioritic orthogneiss Climbing First ascent 1953...
