-
Eclogite ( /ˈɛklədʒaɪt/) is a
metamorphic rock
containing garnet (almandine-pyrope)
hosted in a
matrix of sodium-rich
pyroxene (omphacite).
Accessory minerals...
-
metamorphosed to the
blueschist facies and then the
eclogite facies.
Metamorphism to the
eclogite facies releases a
great deal of
water vapor from the...
-
metamorphic path
through the zeolite, prehnite-pumpellyite, blueschist, and
eclogite facies stability zones of
subducted oceanic crust.
Zeolite and prehnite-pumpellyite...
-
aragonite The
eclogite facies is the
facies at the
highest pressure and high temperature. It is
named for the
metabasic rock
eclogite. The
eclogite facies has...
-
metamorphic rocks. In
metamorphic rocks,
coesite was
initially described in
eclogite xenoliths from the
mantle of the
Earth that were
carried up by ascending...
-
green or
nearly colorless variety of clinopyroxene. It
normally appears in
eclogite,
which is the high-pressure
metamorphic rock of basalt.
Omphacite is the...
- of arc volcanism. They are
typified by the
occurrence of
blueschist to
eclogite facies metamorphic zones,
indicating high-P/low-T
metamorphism at low thermal...
-
abundance of old
granites originating mostly after 2.6 Ga. The
occurrence of
eclogite (a type of
metamorphic rock
created by high pressure, > 1 GPa), is explained...
- The
piclogite phase composition is
similar as 20%
olivine + 80%
eclogite. (2)
Eclogite, it is
transformed from the Mid-Ocean
Ridge Basalt at a
depth of...
-
where diamonds form, such as
extreme melt
depletion or high
pressures in
eclogites. However,
indicator minerals can be misleading; a
better approach is geothermobarometry...
