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Phosphoferrite

A valid IMA mineral species - grandfathered
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In allusion to the composition, containing PHOSPHOrus and iron (Latin = FERRum).
Co-Type Localities:
ⓘHühnerkobel Mine (Hennenkobel Mine), Rabenstein, Zwiesel, Regen District, Lower Bavaria, Bavaria, Germany
ⓘHagendorf North Pegmatite, Hagendorf, Waidhaus, Neustadt an der Waldnaab District, Upper Palatinate, Bavaria, Germany
Phosphoferrite Group,Phosphoferrite-Reddingite Series.


Unique Identifiers
IMA Formula:
Fe2+3(PO4)2 · 3H2O

Classification of Phosphoferrite

8 : PHOSPHATES, ARSENATES, VANADATES
C : Phosphates without additional anions, with H2O
C : With only medium-sized cations, RO4:H2O = 1:1.5
Dana 8th ed.:
40.3.2.1

40 : HYDRATED NORMAL PHOSPHATES,ARSENATES AND VANADATES
3 : A3(XO4)2·xH2O
Hey's CIM Ref.:
19.12.19

19 : Phosphates
12 : Phosphates of Mn

Mineral Symbols
Transparency:
Transparent, Translucent
Comment:
Lustre ranges to sub-resinous from vitreous.
Colour:
Colourless, pale green, reddish brown (altered); colourless to faintly tinted green in transmitted light.
Hardness:
3 - 3½ onMohs scale
Tenacity:
Brittle
Cleavage:
Poor/Indistinct
On {010}, poor.
Fracture:
Irregular/Uneven
Density:
3 - 3.2 g/cm3 (Measured)    

Optical Data of Phosphoferrite
Surface Relief:
Moderate
Dispersion:
r > v strong
Optical Extinction:
Parallel. X = a; Y = b; Z = c.

Chemistry of Phosphoferrite

Crystallography of Phosphoferrite
Place of Conservation of Type Material:
National Museum of Natural History, Washington, D.C., USA, 150230.
Geological Setting of Type Material:
Pegmatite
Associated Minerals at Type Locality:
LudlamiteTriploiditeVivianite

Synonyms of Phosphoferrite

Other Language Names for Phosphoferrite

Relationship of Phosphoferrite to other Species
Other Members of Phosphoferrite Group:
CorreianevesiteFe2+Mn2+2(PO4)2 · 3H2OOrth.mmm(2/m2/m2/m)
GaryanselliteMg2Fe3+(PO4)2(OH) · 2H2OOrth.mmm(2/m2/m2/m)
Kryzhanovskite(Fe3+,Mn2+)3(PO4)2(OH,H2O)3Orth.mmm(2/m2/m2/m)
LandesiteMn2+3-xFe3+x(PO4)2(OH)x · (3-x)H2OOrth.mmm(2/m2/m2/m)
Reddingite(Mn2+,Fe2+)3(PO4)2 · 3H2OOrth.mmm(2/m2/m2/m) :Pmna
Forms a series with:
ReddingitePhosphoferrite-Reddingite Series

Common AssociatesOrth.mmm(2/m2/m2/m)8.CC.05LandesiteMn2+3-xFe3+x(PO4)2(OH)x · (3-x)H2OOrth.mmm(2/m2/m2/m)8.CC.05Reddingite(Mn2+,Fe2+)3(PO4)2 · 3H2OOrth.mmm(2/m2/m2/m) :Pmna8.CC.05GaryanselliteMg2Fe3+(PO4)2(OH) · 2H2OOrth.mmm(2/m2/m2/m)8.CC.05Kryzhanovskite(Fe3+,Mn2+)3(PO4)2(OH,H2O)3Orth.mmm(2/m2/m2/m)8.CC.10KaatialaiteFe3+[AsO2(OH)2]3 · 5H2OMon. 2/m8.CC.15LeogangiteCu10(AsO4)4(SO4)(OH)6 · 8H2OMon. 2/m :B2/b

Other Information
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    • References for PhosphoferriteⓘCema pegmatiteRoda-Robles et al. (2012)
    Australia
     
    Eagle et al. (2015)Eagle et al. (2015)Eagle et al. (2015)
    Brazil
     
    Cassedanne et al. (1982)King et al. (1989)Cassedanne et al. (1981)
    China
     
    Rao et al. (2017)
    France
     
    FONTAN F (1976)Inventaire Minéralogique de la France ...
    Germany (TL)
     
    Wittern (2001)Dill et al. (2008)+1 other referenceDill et al. (2011)Laubmann et al. (1915)+3 other referencesMin Mag 43 (1980)+1 other referenceDana 7:II:770.
    Italy
     
    VIGNOLA et al. (2007)Dana 7:II:771.Vignola et al. (2018)
    Poland
     
    Pieczka A. et al. (2004)Włodek et al. (2015)Łodziński M. & Sitarz M. 2008: Chemical and Spectroscopic Characterization of Some Phosphates Accessory Minerals from Pegmatites of the Sowie Mts (Owles Mts)Pieczka et al. (2015)+1 other reference
    Portugal
     
    Martins et al. (2011)+1 other referenceNeiva et al. (2000)Pedro Alves collection. Characterized ...
    USA
     
    Mineral News (1995)+1 other referenceMoore (1973)Campbell et al. (1985)Rocks & Minerals: 60: 117.+1 other referenceCampbell et al. (1985)Smith et al. (2000)
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