- hypersthene,
bronzite or enstatite.
Pyroxenites are
classified into
clinopyroxenites, orthopyroxenites, and the
websterites which contain both
types of...
- and
comprise several xenoliths of chromium-spinel lherzolite,
spinel clinopyroxenite, and rare
ferroan websterite and
spinel wehrlite.
Xenoliths do not...
- at
least three vents present.
Olivine theralite (nepheline gabbro),
clinopyroxenite and
peridotite have also been
found on this
western s****. New Zealand's...
- J.,
Piboule M.,
Roden M. &
Tabit A.- 1990. Corundum-bearing
garnet clinopyroxenites at Beni
Bousera (Morocco):
original plagioclase-rich
gabbros recrystallized...
-
older Precambrian rocks with
nepheline syenite, gabbro,
shonkinite and
clinopyroxenite.
Alkali basalt erupted in
Paraiba and Rio
Grande do Norte. Brittle...
- and
sanidine in the trachytes,
Inclusions and
nodules are
formed by
clinopyroxenite, dunite, gabbro, harzburgite, lherzolite, peridotite,
spinel and wehrlite...
- and some
approximate the
model composition for
primitive mantle.
Clinopyroxenite is
found as
veins or ****s,
particularly within the more fine-grained...
- olivine.
Various xenoliths have been found,
including garnet-containing
clinopyroxenite, harzburgite,
garnet hornblendite, amphibole-containing peridotite...
- chromite,
olivine and
clinopyroxene develop rocks varying from
dunite to
clinopyroxenite. The
fifth magmatic series comprise a
similar suite of
ultramafic rocks...
-
stages of
Mount Morning activity.
Spinel peridotite and less
commonly clinopyroxenite, dunite, harzburgite, lherzolite, norite,
pyroxenite and websterite...
