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Pyrrhotite (pyrrhos in Gr****
meaning "flame-coloured") is an iron
sulfide mineral with the
formula Fe(1-x)S (x = 0 to 0.125). It is a nonstoichiometric...
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described as 1:1. In some cases, this
ratio is
skewed by the
presence of
pyrrhotite inclusions. It also
contains minor cobalt,
usually at low
levels as a...
- blocks,
specifically that
within County Donegal elevated concentrations of
pyrrhotite (above
relevant EN 12620 guidance) was the prin****l
cause of the problem...
- Greigite, Fe3S4 (cubic)
Pyrrhotite, Fe1−xS (where x = 0 to 0.2) (monoclinic or hexagonal) Troilite, FeS, the
endmember of
pyrrhotite (hexagonal) Mackinawite...
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simple formula of FeS. It is the iron-rich
endmember of the
pyrrhotite group.
Pyrrhotite has the
formula Fe(1-x)S (x = 0 to 0.2)
which is iron deficient...
- ****ociated
minerals include metavivianite, ludlamite, pyrite,
siderite and
pyrrhotite.
Hydrothermal veins produce the best
crystal specimens with the classic...
- palladium, gold, the
platinum group and
other metals. This
magma formed into
pyrrhotite,
chalcopyrite and
pentlandite rocks, as well as
cubanite and magnetite...
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major ores of iron. Many
igneous rocks also
contain the
sulfide minerals pyrrhotite and pentlandite.
During weathering, iron
tends to
leach from
sulfide deposits...
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minerals algodonite and domeykite. Its
color may
resemble pyrrhotite, but
unlike pyrrhotite,
mohawkite is not magnetic.
Mohawkite is
believed to be found...
-
explicitly distinguished from the group's
other members as iron pyrite.
Pyrrhotite (magnetic pyrite) is magnetic, and is
composed of iron and sulfur, but...
