-
predominantly of
hydraulic calcium aluminates.
Alternative names are "
aluminous cement", "high-alumina cement", and "Ciment fondu" in French. They are...
-
pozzolanic ash (Latin:
pulvis puteol****), is a
natural siliceous or siliceous-
aluminous material which reacts with
calcium hydroxide in the
presence of water...
-
Pozzolans are a
broad class of
siliceous and
aluminous materials which, in themselves,
possess little or no
cementitious value but
which will, in finely...
-
occurs in ****ociation with
crandallite and
variscite in
fractures in
aluminous metamorphic rock, in
hydrothermal regions and in
phosphate rock deposits...
- lime and
kaolinitic clay.
There are some
cements such as the
aluminous,
derived from
aluminous and lime materials, that are
black (melanocratic). The presence...
- 3Na2O⋅3Al2O3⋅6SiO2⋅Na2SO4 4–40%
Cancrinite Na3⋅CaAl3⋅Si3⋅O12CO3 0–20%
Aluminous-goethite (
aluminous iron oxide) α-(Fe,Al)OOH 10–30%
Hematite (iron oxide) Fe2O3...
-
shallower depths,
above the Moho,
calcic plagioclase is the more
stable aluminous mineral in
peridotite while garnet is the
stable phase deeper in the mantle...
-
hornblende in mica-schist at
Kongsberg in
Norway and some
other localities. An
aluminous related species is
known as
gedrite and a deep
green Russian variety containing...
- the iron-endmember annite, and the magnesium-endmember phlogopite; more
aluminous end-members
include siderophyllite and eastonite.
Biotite was regarded...
- the
minerals olivine, clinopyroxene, orthopyroxene, and an
aluminous phase. The
aluminous phase is
plagioclase in the
uppermost mantle, then spinel, and...
