-
Clinopyroxene thermobarometry is a
scientific method that uses the
mineral clinopyroxene to
determine the
temperature and
pressure of the
magma when the...
- tetrahedra.
Pyroxenes that
crystallize in the
monoclinic system are
known as
clinopyroxenes and
those that
crystallize in the
orthorhombic system are
known as orthopyroxenes...
- or nepheline), plagioclase, and
lesser alkali feldspar.
Pyroxenes (
clinopyroxenes) are
common accessory minerals.
Quartz and
olivine are absent. The absence...
- Quartz, calcite,
tourmaline Monoclinic a ≠ b ≠ c α = γ = 90°, β ≠ 90°
Clinopyroxenes, orthoclase,
gypsum Triclinic a ≠ b ≠ c α ≠ β ≠ γ ≠ 90° Anorthite, albite...
-
mantle from the
precipitation and
sinking of the
minerals olivine,
clinopyroxene, and orthopyroxene;
after about three-quarters of the
magma ocean had...
-
clinopyroxenes (with a
monoclinic crystal structure). This
distinction is
important in the
classification of
pyroxene peridotites since clinopyroxene...
- garnet-mica
leucogranitic ****s. In places, the
paragneisses include clinopyroxene-hornblende-bearing psammites,
garnet (grossular)-diopside marbles, and...
- Island. Mineralogically, plagioclase, K-feldspar, quartz, ortho- and
clinopyroxenes, olivine, magnetite, and
ilmenite are
recorded in the
ground m**** phases...
- HREE may be due to the
crystallization of olivine, orthopyroxene, and
clinopyroxene. On the
other hand, the
depletion of HREE
relative to LREE may be due...
-
equal amounts of
clinopyroxene and orthopyroxene) or
olivine gabbro (for a
gabbro containing significant olivine, but
almost no
clinopyroxene or hornblende)...
