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Lepidocrocite (γ-FeO(OH)), also
called esmeraldite or hydrohematite, is an iron oxide-hydroxide mineral.
Lepidocrocite has an
orthorhombic crystal structure...
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accurate formula is FeO 0.833(OH) 1.167Cl 0.167 or Fe 6O 5(OH) 7Cl.
Lepidocrocite, the γ polymorph, is
commonly encountered as rust on the
inside of steel...
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maghemite ε-Fe2O3:
epsilon phase goethite (α-FeOOH) akaganéite (β-FeOOH)
lepidocrocite (γ-FeOOH)
feroxyhyte (δ-FeOOH)
ferrihydrite (Fe5HO8 · 4 H2O approx....
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dehydration and
transformation of
certain iron
oxyhydroxide minerals, such as
lepidocrocite and ferrihydrite. It
occurs as
widespread brown or
yellow pigment in...
- ("needle ironstone") but is more
typically m****ive.
Feroxyhyte and
lepidocrocite are both
polymorphs of the iron
oxyhydroxide FeO(OH)
which are stable...
- also FeO(OH), (goethite), is a
partly hydrated iron oxide. Similarly,
lepidocrocite — γ-FeO(OH),: 236 a
secondary mineral, a
product of the
oxidation of...
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allgemeine Chemie. 149: 203–216. doi:10.1002/zaac.19251490114.
Steven Dutch, 2002,
Lepidocrocite and
Boehmite Structure,
University of
Wisconsin –
Green Bay...
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which the
metal is manufactured. Similarly,
goethite (α-FeO(OH)) and
lepidocrocite (γ-FeO(OH)),
basic hydroxides of iron, are
among the prin****l ores...
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mixture of
related hydrated iron
oxide minerals,
among them goethite,
lepidocrocite, akaganeite, and jarosite.
Determination of the
precise mineral composition...
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Several forms of the
hydrated oxide of Fe(III)
exist as well. The red
lepidocrocite (γ-Fe(O)OH)
occurs on the
outside of rusticles, and the
orange goethite...
