-
Pyroxenites that
occur as
xenoliths in
basalt and in
kimberlite have been
interpreted as
fragments of such layers.
Although some
mantle pyroxenites contain...
-
Kosvinsky Rock as "mountain m****if" of
height 1,519 m. Its
constitution is
pyroxenites and
dunites of
lower and
middle Paleozoic era. The
slopes are covered...
-
Layers of spinel-lherzolites with
anhydrous Al-diopside
pyroxenites and
hydrous Cr-diopside
pyroxenites can be
found on the island.[citation needed] Pliny...
- rock in
which the
fraction of
pyroxenes exceeds 60% are
classified as
pyroxenites rather than peridotites.
Pyroxenes are
typically dark in color. Hornblende...
- crystallized. The
ultramafic intrusives include the dunites,
peridotites and
pyroxenites.
Other rare
varieties include troctolite which has a
greater percentage...
- are also
found in
pentlandite extracted from Sudbury, Ontario, and in
pyroxenite deposits in
South Africa. Ruthenium, a
polyvalent hard
white metal, is...
-
Websterite is
ultramafic igneous rock, a type of
pyroxenite that has less than 5%
olivine and
roughly equal proportions of
orthopyroxene and clinopyroxene...
-
range of
exotic inclusions:
gabbro from Ehrsberg,
serpentinites and
pyroxenites near Todtmoos,
norite near Horbach),
which are
possibly the remnants...
- Mg-Al-spinel and Ca-Tschermak-rich
clinopyroxene in corundum-bearing
mantle pyroxenites. Warr, L.N. (2021). "IMA–CNMNC
approved mineral symbols". Mineralogical...
-
layered intrusions, ****ociated with ****ulate
layers of wehrlite,
olivine pyroxenite, harzburgite, and even
chromitite (a ****ulate rock
consisting largely...
