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Magnetite is a
mineral and one of the main iron ores, with the
chemical formula Fe3O4. It is one of the
oxides of iron, and is ferrimagnetic; it is attracted...
- or deep
purple to
rusty red. The iron is
usually found in the form of
magnetite (Fe 3O 4, 72.4% Fe),
hematite (Fe 2O 3, 69.9% Fe),
goethite (FeO(OH),...
-
chemical compound with
formula Fe3O4. It
occurs in
nature as the
mineral magnetite. It is one of a
number of iron oxides, the
others being iron(II) oxide...
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Magnetite Bluff (83°22′S 51°15′W / 83.367°S 51.250°W / -83.367; -51.250Coordinates: 83°22′S 51°15′W / 83.367°S 51.250°W / -83.367; -51.250) is a...
- A
lodestone is a
naturally magnetized piece of the
mineral magnetite. They are
naturally occurring magnets,
which can
attract iron. The
property of magnetism...
- is
typically dark grey or
blackish in colour. It is
composed mainly of
magnetite, Fe3O4, and also
contains small amounts of titanium, silica, manganese...
- twinning,
which forms the
lattice pattern.
Magnetite (Fe3O4)
forms black,
equilateral triangles. The
magnetite that has no
alteration is
black with a metallic...
- is one of the
three prin****l iron ores, the
others being hematite and
magnetite, and has been
mined for the
production of iron
since at
least 2500 BC...
-
occurs in a wide
range of
minerals including ****nopyrite,
pyrite and
magnetite.
Rudolf Duda and
Lubos Rejl:
Minerals of the
World (Arch Cape Press, 1990)...
-
structure as
magnetite and is also ferrimagnetic. It is
sometimes spelled as "Maghaemite".
Maghemite can be
considered as an Fe(II)-deficient
magnetite with formula...