- type of magma,
anorthositic magma, had been
generated at depth, and
emplaced into the crust. However, the
solidus of an
anorthositic magma is too high...
- was
about 75% complete, less
dense anorthositic plagioclase feldspar crystallized and floated,
forming an
anorthositic crust about 50 km in thickness. The...
- of the
lunar surface over
billions of
years ground the
basaltic and
anorthositic rock, the
regolith of the Moon, into the
progressively finer lunar soil...
-
Geochemical mapping from
orbit implies that the
crust of the Moon is
largely anorthositic in composition,
consistent with the
magma ocean hypothesis. In terms...
- mantle.
After the
solidification was
about 75% complete, the
material anorthositic plagioclase began to crystallize, and
because of its low density, it...
- and not one.
Since mare
basaltic magmas are
denser than
upper crustal anorthositic materials,
basaltic eruptions might be
favored at
locations of low elevation...
- and
orthopyroxene than the
surrounding highlands,
which are
largely anorthositic.
Several possibilities exist for this
distinctive chemical signature:...
- S.; Skjerlie, K. P.; Pedersen, R. B. (November 2000). "Generation of
anorthositic magma by H 2 O-fluxed
anatexis of silica-undersaturated gabbro: an example...
-
Apollo 12,
which has no
known terrestrial counterpart.
KREEP and the
anorthositic samples have been used to
infer that the
outer portion of the Moon was...
-
hypersthene gabbro with
subordinate amounts of
olivine gabbro, norite,
anorthositic gabbro, and pyroxenite.
Igneous minerals and
textures are well preserved...
