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Gypsum is a soft
sulfate mineral composed of
calcium sulfate dihydrate, with the
chemical formula CaSO4·2H2O. It is
widely mined and is used as a fertilizer...
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tetrahedral SO2− 4. It is
similar in
topology to zircon. The
dihydrate CaSO 4·2H 2O (
gypsum)
forms a
monoclinic crystal with
space group C2/c. Its structure...
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related to
gypsum Calcium sulfate –
Chemical derived from
gypsum used in food and
industry – the main
inorganic compound (
CaSO4) of
gypsum Fengite – translucent...
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Gypsum recycling is the
process of
turning gypsum waste (from construction) into
recycled gypsum,
thereby generating a raw
material that can
replace virgin...
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System CaSO4–H2O (PDF), pp. 247–, The long
experience in the
manufacture of
plaster of
Paris presents a
consistent record that
whenever gypsum is heated...
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sulfate (
CaSO 4·1/2H 2O). The
plaster is
mixed with
fiber (typically
paper and/or gl**** fiber), plasticizer,
foaming agent,
finely ground gypsum crystal...
- iron oxy-hydroxides (FeO(OH), or Fe 2O 3·nH 2O) and
mildly soluble gypsum (
CaSO 4·2H 2O). When
complete (i.e., when all Fe2+ ions are also
oxidized into...
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minerals included blöedite Na 2Mg(
SO 4) 2·4H 2O,
konyaite Na 2Mg(
SO 4) 2·5H 2O,
epsomite Mg
SO 4·7H 2O, and
gypsumCaSO 4·2H 2O, with
minor eugsterite, picromerite...
- also
attack and
dissolve limestone (
CaCO 3) and
concrete structures while also
producing expansive gypsum (
CaSO 4·2H 2O),
aggravating the
formation of...
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Francesco B****ani (1853–1916). At
Vesuvius it
occurs as
alterations from
gypsum within leucite tephrite and as
fumarole deposits. It
occurs in dry lake...
