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Vivianite (Fe(II) 3(PO 4) 2·8H 2O) is a
hydrated iron(II)
phosphate mineral found in a
number of
geological environments.
Small amounts of
manganese Mn2+...
-
consisting of a
hydrous nickel ****nate. It is
considered a
member of the
vivianite group and
known for its
ability to form
crystals in a
characteristic apple-green...
- of John
Henry Vivian and the
Barons Swansea,
granted 1827 The
mineral vivianite (Fe3(PO4)2•8(H2O)) is
named in
honour of John
Henry Vivian (1785–1855)...
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Santabarbaraite occurs as
pseudomorphic m****es
after vivianite (Fe2+3(PO4)2·8H2O). In the process,
monoclinic vivianite oxidizes to form the
amorphous santabarbaraite...
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downstream and laid here to rest.
Within marl
sediments is the
mineral vivianite (Fe2+3(PO4)2 · 8H2O) that
forms as a
result of reduction-oxidation reactions...
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Variscite Väyrynenite
Vesuvianite (idocrase)
Californite (var.)
Villiaumite Vivianite Vlasovite Wardite Wavellite Weloganite Whewellite Wilkeite Willemite Witherite...
- the
green earth pigments or
terres vertes, blue
earth pigments such as
vivianite-based "blue ochre",
white earth pigments such as chalk, and
black earth...
- by
turquoise or
similar phosphate minerals such as the iron
phosphate vivianite.
Intergrowth with
other secondary copper minerals such as chrysocolla...
- environments. As a
secondary mineral it is
typically formed from
oxidizing vivianite.
Metavivianite is
typically found as dark blue or dark
green prismatic...
- hexahydrate, Fe(NO3)2·6H2O
Ferrous oxalate dihydrate, Humboldtine, FeC2O4·2H2O
Vivianite,
Ferrous phosphate octahydrate, Fe3(PO4)2·8H2O
Ferrous sulfate heptahydrate...
