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Whiteite-(CaFeMg)

A valid IMA mineral species
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Photos of Whiteite-(CaFeMg) (78)
Whiteite-(CaFeMg) GallerySearch Photos of Whiteite-(CaFeMg)
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{Ca}{(Fe2+,Mn2+)}{Mg2}{Al2}(PO4)4(OH)2 · 8H2O
Colour:
Pink-brown, light brown
Hardness:
3 - 4
Specific Gravity:
2.58
Crystal System:
Monoclinic
Member of:
Whiteite Subgroup >Jahnsite Group
Name:
Named after John Sampson White, Jr. (30 September 1933, Monessen, Pennsylvania, USA -), associate curator of minerals, Smithsonian Institution; founder, editor, and publisher (1970-1982) of the Mineralogical Record. It was named at the same time aswhiteite-(MnFeMg), where the suffixes indicate the dominant cations in the X, M(1), and M(2) structural positions.
Type Locality:
ⓘIlha claim, Taquaral, Itinga, Minas Gerais, Brazil
Whiteite Subgroup.


Unique Identifiers
IMA Formula:
CaFe2+Mg2Al2(PO4)4(OH)2 · 8H2O
Approval year:
1975
First published:
1978
Approval history:
Approved as a new species by IMA in 1975.
Type description reference:
Moore, Paul Brian, Ito, Jun (1978) I. Whiteite, a new species, and a proposed nomenclature for the jahnsite-whiteite complex series. II. New data on xanthoxenite. III. Salmonsite discredited.Mineralogical Magazine, 42 (323) 309-323doi:10.1180/minmag.1978.042.323.01

Classification of Whiteite-(CaFeMg)
Dana 8th ed.:
42.11.3.1

42 : HYDRATED PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
11 : (AB)3(XO4)2Zq·xH2O
Hey's CIM Ref.:
19.12.60

19 : Phosphates
12 : Phosphates of Mn

Mineral Symbols
Surface Relief:
Moderate
Dispersion:
none

Chemistry of Whiteite-(CaFeMg)

Crystallography of Whiteite-(CaFeMg)
General Appearance of Type Material:
Pale tan to brown bunched aggregates of small (1-5 mm) tabular crystals to large (up to 2 cm) thick tabular canoe-shaped individuals.
Place of Conservation of Type Material:
National School of Mines, Paris, France.
National Museum of Natural History (Smithsonian), Washington, D.C., USA, 123013.
Geological Setting of Type Material:
Granite pegmatite
Associated Minerals at Type Locality:
AlbiteEosphoriteQuartzWarditeZanazziite
Reference:
Moore, Paul Brian, Ito, Jun (1978) I. Whiteite, a new species, and a proposed nomenclature for the jahnsite-whiteite complex series. II. New data on xanthoxenite. III. Salmonsite discredited.Mineralogical Magazine, 42 (323) 309-323doi:10.1180/minmag.1978.042.323.01

Synonyms of Whiteite-(CaFeMg)

Other Language Names for Whiteite-(CaFeMg)

Relationship of Whiteite-(CaFeMg) to other Species
Other Members of Whiteite Subgroup:
Rittmannite{(Mn2+,Ca)}{Mn2+}{(Fe2+,Mn2+,Mg)2}{(Al,Fe3+)2}(PO4)4(OH)2 · 8H2OMon. 2/m :P2/b
Whiteite-(CaMgMg)CaMg3Al2(PO4)4(OH)2 · 8H2OMon. 2/m :P2/b
Whiteite-(CaMnFe)CaMnFe2Al2(PO4)4(OH)2 · 8H2OMon. 2/m
Whiteite-(CaMnMg){Ca}{Mn2+}{Mg2}{Al2}(PO4)4(OH)2 · 8H2OMon. 2/m
Whiteite-(CaMnMn){Ca}{Mn2+}{Mn2}{Al2}(PO4)4(OH)2 · 8H2OMon. 2/m :P2/b
Whiteite-(MnFeMg){(Mn2+,Ca)}{(Fe2+,Mn2+)}{Mg2}{Al2}(PO4)4(OH)2 · 8H2OMon. 2/m :P21/b
Whiteite-(MnMnMg)MnMnMg2Al2(PO4)4(OH)2 · 8H2OMon. 2/m :P2/b
Whiteite-(MnMnMn)Mn2+Mn2+Mn2+2Al2(PO4)4(OH)2 · 8H2OMon. 2/m :P2/b

Common AssociatesMon. 2/m :P21/b8.DH.Whiteite-(MnMnMn)Mn2+Mn2+Mn2+2Al2(PO4)4(OH)2 · 8H2OMon. 2/m :P2/b8.DH.FerroberauniteFe2+Fe3+5(PO4)4(OH)5 · 6H2OMon. 2/m :B2/b8.DH.RegeriteKFe6(PO4)4(OH)7(H2O)6 · 4H2OMon. 2/m :P21/b8.DH.Ammoniotinsleyite(NH4)Al2(PO4)2(OH) · 2H2OMon. 2/m :P21/m8.DH.Dendoraite-(NH4)(NH4)2NaAl(C2O4)(PO3OH)2(H2O)2Mon. 2/m8.DH.Rowleyite[Na(NH4,K)9Cl4][V5+,4+2(P,As)O8]6 · n[H2O,Na,NH4,K,Cl]Iso.8.DH.HochleitneriteMn2Ti3(PO4)4O2(H2O)2 · 14H2OOrth.mmm(2/m2/m2/m) :Pbca8.DH.Whiteite-(CaMnFe)CaMnFe2Al2(PO4)4(OH)2 · 8H2OMon. 2/m8.DH.05MinyuliteKAl2(PO4)2F · 4H2OOrth.mm2 :Pba28.DH.10LeucophosphiteKFe3+2(PO4)2(OH) · 2H2OMon. 2/m :P21/b8.DH.10TinsleyiteKAl2(PO4)2(OH) · 2H2OMon.8.DH.10Spheniscidite(NH4,K)(Fe3+,Al)2(PO4)2(OH) · 2H2OMon. 2/m8.DH.15Jahnsite-(CaMnFe){Ca}{Mn2+}{Fe2+2}{Fe3+2}(PO4)4(OH)2 · 8H2OMon. 2/m :P2/b8.DH.15Jahnsite-(NaMnMn)NaMn2+(Mn2+Fe3+)Σ2Fe3+2(PO4)4(OH)2 · 8H2OMon. 2/m :P2/b8.DH.15Jahnsite-(CaMnMg){Ca}{Mn2+}{(Mg,Fe2+)2}{Fe3+2}(PO4)4(OH)2 · 8H2OMon. 2/m :P2/b8.DH.15Jahnsite-(CaMnMn){Ca}{Mn2+}{Mn2+2}{Fe3+2}(PO4)4(OH)2 · 8H2OMon. 2/m :P2/b8.DH.15Whiteite-(MnMnMg)MnMnMg2Al2(PO4)4(OH)2 · 8H2OMon. 2/m :P2/b8.DH.15Jahnsite-(CaMnZn)CaMn2+Zn2Fe3+2(PO4)4(OH)2 · 8H2OMon. 2/m :P2/b8.DH.15Jahnsite-(MnMnMg)Mn2+Mn2+Mg2Fe3+2(PO4)4(OH)2 · 8H2OMon. 2/m :P2/b8.DH.15Jahnsite-(MnMnFe)Mn2+Mn2+Fe2+2Fe3+2(PO4)4(OH)2 · 8H2OMon. 2/m :P2/b8.DH.15Jahnsite-(CaFeFe){Ca}{Fe2+}{Fe2+2}{Fe3+2}(PO4)4(OH)2 · 8H2OMon.8.DH.15Rittmannite{(Mn2+,Ca)}{Mn2+}{(Fe2+,Mn2+,Mg)2}{(Al,Fe3+)2}(PO4)4(OH)2 · 8H2OMon. 2/m :P2/b8.DH.15KeckiteCaMn2+(Fe3+Mn2+)Fe3+2(PO4)4(OH)3 · 7H2OMon. 2/m :P2/b8.DH.15Jahnsite-(NaMnMg){(Na,Ca)}{(Mn2+,Fe3+)}{(Mg,Fe3+)2}{Fe3+2}(PO4)4(OH)2 · 8H2OMon. 2/m :P2/b8.DH.15Jahnsite-(CaMgMg){Ca}{Mg}{Mg2}{Fe3+2}(PO4)4(OH)2 · 8H2O8.DH.15Jahnsite-(MnMnZn)Mn2+Mn2+Zn2Fe3+2(PO4)4(OH)2 · 8H2OMon. 2/m :P2/b8.DH.15Whiteite-(CaMgMg)CaMg3Al2(PO4)4(OH)2 · 8H2OMon. 2/m :P2/b8.DH.15Whiteite-(CaMnMg){Ca}{Mn2+}{Mg2}{Al2}(PO4)4(OH)2 · 8H2OMon. 2/m8.DH.15Whiteite-(MnFeMg){(Mn2+,Ca)}{(Fe2+,Mn2+)}{Mg2}{Al2}(PO4)4(OH)2 · 8H2OMon. 2/m :P21/b8.DH.15Jahnsite-(MnMnMn){Mn2+}{Mn2+}{Mn2+2}{Fe3+2}(PO4)4(OH)2 · 8H2OMon. 2/m :P21/b8.DH.15Kaluginite(Mn2+,Ca)MgFe3+(PO4)2(OH) · 4H2OOrth.8.DH.15Jahnsite-(CaFeMg)CaFe2+Mg2Fe3+2(PO4)4(OH)2 · 8H2OMon. 2/m :P2/b8.DH.15Whiteite-(CaMnMn){Ca}{Mn2+}{Mn2}{Al2}(PO4)4(OH)2 · 8H2OMon. 2/m :P2/b8.DH.15Jahnsite-(NaFeMg)NaFe3+Mg2Fe3+2(PO4)4(OH)2 · 8H2OMon. 2/m :P2/b8.DH.20SegeleriteCa2 Mg2 Fe3+2(PO4)4(OH)2 · 8H2OOrth.mmm(2/m2/m2/m) :Pcca8.DH.20Lun'okite(Mn,Ca)(Mg,Fe,Mn)Al(PO4)2OH · 4H2OOrth.mmm(2/m2/m2/m) :Pbca8.DH.20Manganosegelerite(Mn2+,Ca)(Mn2+,Fe2+,Mg)Fe3+(PO4)2(OH) · 4H2OOrth.mmm(2/m2/m2/m) :Pbca8.DH.20WilhelmvierlingiteCaMnFe3+(PO4)2(OH) · 2H2OOrth.mmm(2/m2/m2/m) :Pbca8.DH.20JuonniiteCaMgSc(PO4)2(OH) · 4H2OOrth.mmm(2/m2/m2/m) :Pbca8.DH.20OveriteCaMgAl(PO4)2(OH) · 4H2OOrth.mmm(2/m2/m2/m) :Pbca8.DH.25CalcioferriteCa2Fe3+2(PO4)3(OH) · 7H2OMon. 2/m :B2/b8.DH.25ZodaciteCa4Mn2+Fe3+4(PO4)6(OH)4 · 12H2OMon.8.DH.25FanfaniiteCa4MnAl4(PO4)6(OH)4 · 12H2OMon. 2/m :B2/b8.DH.25KingsmountiteCa3MnFeAl4(PO4)6(OH)4 · 12H2OTric.1 :P18.DH.25MontgomeryiteCa4MgAl4(PO4)6(OH)4 · 12H2OMon. 2 :B28.DH.30PararobertsiteCa2Mn3+3(PO4)3O2 · 3H2OMon. 2/m :P21/b8.DH.30RobertsiteCa2Mn3+3(PO4)3O2 · 3H2OMon.m :Bb8.DH.30ArseniosideriteCa2Fe3+3(AsO4)3O2 · 3H2OMon. 2/m :B2/b8.DH.30Sailaufite(Ca,Na,◻)2Mn3+3(AsO4)2(CO3)O2 · 3H2OMon.m :Bm8.DH.30MitridatiteCa2Fe3+3(PO4)3O2 · 3H2OMon. 2/m :B2/b8.DH.30KolfaniteCa2Fe3+3O2(AsO4)3 · 2H2OMon.8.DH.35MantienneiteKMg2Al2Ti(PO4)4(OH)3 · 15H2OOrth.mmm(2/m2/m2/m) :Pbca8.DH.35Sperlingite (H2O)K(Mn2+Fe3+)(Al2Ti)(PO4)4[O(OH)] [(H2O)9(OH)] · 4H2OMon. 2/m :P21/b8.DH.35PaulkerriteK(Mg,Mn2+)2(Fe3+,Al,Ti,Mg)2Ti(PO4)4(OH)3 · 15H2OMon.m8.DH.35Hydroxylbenyacarite(H2O)2Mn2(Ti2Fe)(PO4)4[O(OH)](H2O)10 · 4H2OOrth.mmm(2/m2/m2/m) :Pbca8.DH.35MacraeiteK(H2O)Mn2(Fe2Ti)(PO4)4[O(OH)](H2O)10 · 4H2OMon. 2/m :P21/b8.DH.35Benyacarite(H2O)2Mn2Ti2Fe3+(PO4)4(OF)(H2O)10 · 4H2OOrth.mmm(2/m2/m2/m) :Pbca8.DH.35Fluormacraeite [(H2O)K]Mn2(Fe2Ti)(PO4)4(OF)(H2O)10 · 4H2OMon. 2/m :P21/b8.DH.40XanthoxeniteCa4Fe3+2(PO4)4(OH)2 · 3H2OTric.1 :P18.DH.45MahnertiteNaCu3(AsO4)2Cl · 5H2OTet. 4/mmm(4/m2/m2/m) :I4/mmm8.DH.50AndyrobertsiteKCdCu5(AsO4)4(H2AsO4) · 2H2OMon. 2/m :P21/m8.DH.50CalcioandyrobertsiteKCaCu5(AsO4)4(H2AsO4) · 2H2OMon. 2/m :P21/m8.DH.55EnglishiteK3Na2Ca10Al15(PO4)21(OH)7 · 26H2OMon. 2/m8.DH.60BouazzeriteBi6(Mg,Co)11Fe3+14(AsO4)18(OH)4O12 · 86H2OMon. 2/m8.DH.65GalliskiiteCa4Al2(PO4)2F8 · 5H2OTric.1 :P18.DH.70JoteiteCa2CuAl(AsO4)[AsO3(OH)]2(OH)2 · 5H2OTric.1 :P18.DH.75KampeliteBa6Mg3Sc8(PO4)12(OH)6 · 7H2OOrth.mmm(2/m2/m2/m) :Pnma8.DH.80KapundaiteNaCaFe4(PO4)4(OH)3 · 5H2OTric.1 :P18.DH.85VaniniiteCa2Mn2+3Mn3+2O2(AsO4)4 · 2H2OMon. 2/m :P21/b

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    • References for Whiteite-(CaFeMg)ⓘLaggerhofAbstracts Volume+2 other references
    Brazil
     
    Sergio Varvello collectionCassedanne et al. (1981)Sergio Varvello collectionMoore et al. (1978)
    Canada
     
    Pavel Kartashov AnalysisRobinson et al. (1992)Capitelli et al. (2011)Robinson et al. (1992)Robinson et al. (1992)
    Germany
     
    Witzke et al. (1998)
    Spain
     
    Garate-Olave et al. (2020)
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