- 25 [61] [62] [63] (IUPAC:
sodium iron(III)
hexaoxy disilicate) Aegirine-
augiteI (pyroxene: IMA1988 s.p., 1988 Rd) 9.DA.20 [64] [no] [no]
Aenigmatite (sapphirine:...
- A****inite
Adamite Adamsite-(Y)
Adelite Admontite Adranosite Aegirine Aegirine-
augite Aenigmatite Aerinite Aerugite Aeschynite-(Ce) Aeschynite-(Nd) Aeschynite-(Y)...
- a
miscibility gap
between pigeonite and
augite compositions.
There is an
arbitrary separation between augite and the diopside-hedenbergite (CaMgSi2O6 −...
-
Basalt is
usually dark grey to
black in colour, due to a high
content of
augite or
other dark-coloured
pyroxene minerals, but can
exhibit a wide
range of...
-
include clinopyroxene,
olivine and plagioclase;
rhyolites also
contain augite pyroxene,
hypersthene and titanomagnetite.
Water and ice
interaction has...
-
north of Igaliku,
there are the
Gardar alkaline pegmatitic intrusions of
augite syenite, gabbro, etc. To the west and
southwest are
Palaeozoic carbonatite...
-
forms complete solid solution series with
hedenbergite (FeCaSi 2O 6) and
augite, and
partial solid solutions with
orthopyroxene and pigeonite. It forms...
-
silica is
present in
greater quantity over
ferromagnesian minerals, such as
augite, hornblende,
enstatite or biotite,
occur rather than olivine.
Unless potash...
- (
I)
Anorthite and
augite.
Meteoric iron
barely noticeable. (Eu) Eucrite:
Crystalline or breccia. (*) Shergotty:
Augite and maskelynite. (II) Olivine...
- (white), and
pyrite (metallic yellow). Some
samples of
lapis lazuli contain augite, diopside, enstatite, mica, hauynite, hornblende, nosean, and sulfur-rich...
