-
Diopside is a
monoclinic pyroxene mineral with
composition MgCaSi 2O 6. It
forms complete solid solution series with
hedenbergite (FeCaSi 2O 6) and augite...
- melt at the
eutectic temperature,
along with part of the
diopside, and the
remaining diopside will then
gradually melt as the
temperature continues to...
- compositions.
There is an
arbitrary separation between augite and the
diopside-hedenbergite (CaMgSi2O6 − CaFeSi2O6)
solid solution. The
divide is taken...
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Danburite Datolite Descloizite Diamond Bort
Ballas Diaspore ****insonite
Diopside Dioptase Dolomite Dumortierite Ekanite Elbaite Enstatite Bronzite Hypersthene...
- ****emblage of
magnesian ilmenite,
chromium pyrope, almandine-pyrope,
chromium diopside (in some
cases subcalcic), phlogopite,
enstatite and of Ti-poor chromite...
-
metamorphic rock of basalt.
Omphacite is the
solid solution of Fe-bearing
diopside and jadeite. It
crystallizes in the
monoclinic system with prismatic, typically...
-
Ferrosilite – FeSiO3
Pigeonite – Ca0.25(Mg,Fe)1.75Si2O6
Diopside –
hedenbergite series Diopside – CaMgSi2O6
Hedenbergite – CaFeSi2O6
Augite – (Ca,Na)(Mg...
- aluminium-poor phlogopite; pot****ium- and titanium-rich richterite; low
aluminium diopside; and iron-rich sanidine. A
variety of rare
trace minerals occur. The rocks...
-
valued of "fancy stones".
Other examples are star-topaz (8 rays) and star
diopside (4 rays); star
garnets may
display four-ra**** or six-ra**** asterisms. Asterism...
- Earth's surface.
Ultramafic rocks often contain calcium-rich
pyroxene (
diopside),
which breaks down
according to the reaction: This
raises both the pH...
