- to
classify three types of
eclogite (A, B, and C). The
broad range of
eclogitic compositions has led to a
longstanding debate on the
origin of eclogite...
-
correlates with the
nature of
diamond inclusions,
whether peridotitic or
eclogitic. This
suggests that
lithospheric P-wave
speeds can be used,
perhaps elsewhere...
- markedly.
Peridotitic diamonds are
mostly within the
typical mantle range;
eclogitic diamonds have
values from −40 to +3,
although the peak of the distribution...
- of the
mineral ****emblage, and
calcium perovskite less than 10%. In an
eclogitic lithology,
bridgmanite and
calcium perovskite comprise about 30% each...
-
compositions (commonly
found in the Earth's mantle) formed,
whereas after 3.0 Ga
eclogitic diamonds (rocks from the Earth's crust)
became prevalent. This change...
-
fugacity at
which graphite or
diamond forms from carbonate-bearing
melts in
eclogitic rocks".
Contributions to
Mineralogy and Petrology. 169 (2): 16. Bibcode:2015CoMP...
-
Argyle diamonds.
Diamonds found in the
Argyle pipe are
predominantly eclogitic,
meaning that the
carbon is of
organic origin (see
Natural history of...
- how do you
distinguish between a group 1
eclogitic garnet that grew with a
diamond and a group 2
eclogitic garnet that didn't? They look the same." Fipke...
- For the TTG suite, we
therefore suggest a garnet-rich
amphibolitic or
eclogitic depleted-mantle
source at a
depth >40 km. This has been
confirmed by experimental...
- synclinorium" p****es
gradually to the
north in a
large dome of
greenschist to
eclogitic metamorphic rocks. As with the HHCS,
these metamorphic rocks represent...
