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Fanfaniite

A valid IMA mineral species
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05451870015616117073727.jpg
Fanfaniite

Pegmatite field, Argelès-sur-Mer, Céret, Pyrénées-Orientales, Occitanie, France
02877490015406797566574.jpg
Fanfaniite

Foote Lithium Co. Mine, Kings Mountain, Cleveland County, North Carolina, USA
03034570015662347823158.jpg
Fanfaniite

Pegmatite at altitude 560 m, Pegmatite field, Argelès-sur-Mer, Céret, Pyrénées-Orientales, Occitanie, France
05287120015616109015391.jpg
Fanfaniite

Pegmatite field, Argelès-sur-Mer, Céret, Pyrénées-Orientales, Occitanie, France
02815840015662347834721.jpg
Fanfaniite

Foote Lithium Co. Mine, Kings Mountain, Cleveland County, North Carolina, USA
07834680015661568345952.jpg
Fanfaniite

Pegmatite at altitude 560 m, Pegmatite field, Argelès-sur-Mer, Céret, Pyrénées-Orientales, Occitanie, France
05451870015616117073727.jpg
Fanfaniite

Pegmatite field, Argelès-sur-Mer, Céret, Pyrénées-Orientales, Occitanie, France
02877490015406797566574.jpg
Fanfaniite

Foote Lithium Co. Mine, Kings Mountain, Cleveland County, North Carolina, USA
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About FanfaniiteHide

06192730016122165646771.jpg
Luca Fanfani
Formula:
Ca4MnAl4(PO4)6(OH)4 · 12H2O
Colour:
colorless
Crystal System:
Monoclinic
Name:
The name honours Luca Fanfani (b. 1941, Florence, Italy), Mineralogical Institute, University of Cagliari, Italy, who structurally characterised a large number of phosphate minerals including montgomeryite.
Mn analogue of kingsmountite and montgomeryite; Al analogue of zodacite.


Unique IdentifiersHide

Mindat ID:
53148
Long-form identifier:
mindat:1:1:53148:1
GUID
(UUID V4):
d54b4e5f-4995-4553-8715-6ebedb6b640d

IMA Classification of FanfaniiteHide

Classification of FanfaniiteHide

Strunz-mindat (2023):
8.DH.25

8 : PHOSPHATES, ARSENATES, VANADATES
D : Phosphates, etc. with additional anions, with H2O
H : With large and medium-sized cations, (OH, etc.):RO4 < 1:1

Mineral SymbolsHide

As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.

SymbolSourceReference
FfaIMA–CNMNCWarr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43

Physical Properties of FanfaniiteHide

Transparency:
Transparent
Colour:
colorless

Optical Data of FanfaniiteHide

Type:
Biaxial (-)
RI values:
nα = 1.573(2) nβ = 1.582(2) nγ = 1.585(2)
2V:
Measured: 57° (1)
Max Birefringence:
δ = 0.012
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Moderate
Pleochroism:
Not Visible

Chemistry of FanfaniiteHide

Mindat Formula:
Ca4MnAl4(PO4)6(OH)4 · 12H2O
Elements listed:
Al, Ca, H, Mn, O, P - search for minerals with similar chemistry

Crystallography of FanfaniiteHide

Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
B2/b
Setting:
C2/c
Cell Parameters:
a = 10.032(5) Å, b = 24.162(9) Å, c = 6.241(2) Å
β = 91.47(2)°
Ratio:
a:b:c = 0.415 : 1 : 0.258
Unit Cell V:
1,512.28 ų (Calculated from Unit Cell)

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
12.14 Å(33)
5.13 Å(97)
3.137 Å(28)
2.938 Å(100)
2.817 Å(19)
2.618 Å(70)
2.249 Å(25)
1.740 Å(22)

Geological EnvironmentHide

Paragenetic Mode(s):
Paragenetic ModeEarliest Age (Ga)
Stage 4b: Highly evolved igneous rocks>3.0
34 : Complex granite pegmatites

Type Occurrence of FanfaniiteHide

Type Locality:
ⓘ Foote Lithium Co. Mine, Kings Mountain, Cleveland County, North Carolina, USA
General Appearance of Type Material:
Radial aggregates up to 0.5 mm in diameter of colourless, transparent, thin blades, associated with whiteite-(CaMnMn). At Hagendorf-Süd, the mineral occurs as isolated very thin laths on the surface of fibrous spheroids of kayrobertsonite.
Place of Conservation of Type Material:
1) Natural History Museum of Los Angeles County, 900 Exposition Boulevard, Los Angeles, CA 90007, USA, catalogue numbers 66771 (Foote mine holotype) and 66772 (Foote mine cotype)
2) Museum Victoria, Australia
Geological Setting of Type Material:
oxidation of pegmatite phosphates.
Associated Minerals at Type Locality:
ZwieseliteWhiteite-(CaMnMn)TripliteKayrobertsonite
Reference:
Grey, I. E., Kampf, A. R., Smith, J. B., MacRae, C. M., & Keck, E. (2019). Fanfaniite, Ca4Mn2+ Al4 (PO4) 6 (OH, F) 4· 12H2O, a new mineral with a montgomeryite-type structure. European Journal of Mineralogy, 31(3), 647-652.

Synonyms of FanfaniiteHide

Relationship of Fanfaniite to other SpeciesHide

Member of:
Montgomeryite Subgroup > Calcioferrite Group
Other Members of this group:
KingsmountiteCa3MnFeAl4(PO4)6(OH)4 · 12H2OTric. 1 : P1
MontgomeryiteCa4MgAl4(PO4)6(OH)4 · 12H2OMon. 2 : B2

Related Minerals - Strunz-mindat GroupingHide

8.DH.FerroberauniteFe2+Fe3+5(PO4)4(OH)5 · 6H2OMon. 2/m : B2/b
8.DH.Rowleyite[Na(NH4,K)9Cl4][V5+,4+2(P,As)O8]6 · n[H2O,Na,NH4,K,Cl]Iso.
8.DH.Ammoniotinsleyite(NH4)Al2(PO4)2(OH) · 2H2OMon. 2/m : P21/m
8.DH.Thebaite-(NH4)(NH4)3Al(C2O4)(PO3OH)2(H2O)Mon. 2/m : P21/b
8.DH.Dendoraite-(NH4)(NH4)2NaAl(C2O4)(PO3OH)2(H2O)2Mon. 2/m
8.DH.Whiteite-(MnMnMn)Mn2+Mn2+Mn2+2Al2(PO4)4(OH)2 · 8H2OMon. 2/m : P2/b
8.DH.Whiteite-(CaMnFe)CaMnFe2Al2(PO4)4(OH)2 · 8H2OMon. 2/m
8.DH.HochleitneriteMn2Ti3(PO4)4O2(H2O)2 · 14H2OOrth. mmm (2/m 2/m 2/m) : Pbca
8.DH.RegeriteKFe6(PO4)4(OH)7(H2O)6 · 4H2OMon. 2/m : P21/b
8.DH.Hydroxylbenyacarite(H2O)2Mn2(Ti2Fe)(PO4)4[O(OH)](H2O)10 · 4H2O Orth. mmm (2/m 2/m 2/m) : Pbca
8.DH.MacraeiteK(H2O)Mn2(Fe2Ti)(PO4)4[O(OH)](H2O)10 · 4H2OMon. 2/m : P21/b
8.DH.05MinyuliteKAl2(PO4)2F · 4H2OOrth. mm2 : Pba2
8.DH.10LeucophosphiteKFe3+2(PO4)2(OH) · 2H2OMon. 2/m : P21/b
8.DH.10Spheniscidite(NH4,K)(Fe3+,Al)2(PO4)2(OH) · 2H2OMon. 2/m
8.DH.10TinsleyiteKAl2(PO4)2(OH) · 2H2OMon.
8.DH.15Jahnsite-(CaMnFe){Ca}{Mn2+}{Fe2+2}{Fe3+2}(PO4)4(OH)2 · 8H2OMon. 2/m : P2/b
8.DH.15Jahnsite-(CaMnMg){Ca}{Mn2+}{(Mg,Fe2+)2}{Fe3+2}(PO4)4(OH)2 · 8H2OMon. 2/m : P2/b
8.DH.15Jahnsite-(CaMnMn){Ca}{Mn2+}{Mn2+2}{Fe3+2}(PO4)4(OH)2 · 8H2OMon. 2/m : P2/b
8.DH.15KeckiteCaMn2+(Fe3+Mn2+)Fe3+2(PO4)4(OH)3 · 7H2OMon. 2/m : P2/b
8.DH.15Rittmannite{(Mn2+,Ca)}{Mn2+}{(Fe2+,Mn2+,Mg)2}{(Al,Fe3+)2}(PO4)4(OH)2 · 8H2OMon. 2/m : P2/b
8.DH.15Whiteite-(CaFeMg){Ca}{(Fe2+,Mn2+)}{Mg2}{Al2}(PO4)4(OH)2 · 8H2OMon. 2/m : P21/b
8.DH.15Whiteite-(CaMnMg){Ca}{Mn2+}{Mg2}{Al2}(PO4)4(OH)2 · 8H2OMon. 2/m
8.DH.15Whiteite-(MnFeMg){(Mn2+,Ca)}{(Fe2+,Mn2+)}{Mg2}{Al2}(PO4)4(OH)2 · 8H2OMon. 2/m : P21/b
8.DH.15Jahnsite-(MnMnMn){Mn2+}{Mn2+}{Mn2+2}{Fe3+2}(PO4)4(OH)2 · 8H2OMon. 2/m : P21/b
8.DH.15Kaluginite(Mn2+,Ca)MgFe3+(PO4)2(OH) · 4H2OOrth.
8.DH.15Jahnsite-(CaFeFe){Ca}{Fe2+}{Fe2+2}{Fe3+2}(PO4)4(OH)2 · 8H2OMon.
8.DH.15Jahnsite-(NaFeMg)NaFe3+Mg2Fe3+2(PO4)4(OH)2 · 8H2OMon. 2/m : P2/b
8.DH.15Jahnsite-(NaMnMg){(Na,Ca)}{(Mn2+,Fe3+)}{(Mg,Fe3+)2}{Fe3+2}(PO4)4(OH)2 · 8H2OMon. 2/m : P2/b
8.DH.15Jahnsite-(CaMgMg){Ca}{Mg}{Mg2}{Fe3+2}(PO4)4(OH)2 · 8H2O
8.DH.15Whiteite-(CaMnMn){Ca}{Mn2+}{Mn2}{Al2}(PO4)4(OH)2 · 8H2OMon. 2/m : P2/b
8.DH.15Whiteite-(MnMnMg)MnMnMg2Al2(PO4)4(OH)2 · 8H2OMon. 2/m : P2/b
8.DH.15Jahnsite-(MnMnMg)Mn2+Mn2+Mg2Fe3+2(PO4)4(OH)2 · 8H2OMon. 2/m : P2/b
8.DH.15Jahnsite-(CaFeMg)CaFe2+Mg2Fe3+2(PO4)4(OH)2 · 8H2OMon. 2/m : P2/b
8.DH.15Jahnsite-(MnMnFe)Mn2+Mn2+Fe2+2Fe3+2(PO4)4(OH)2 · 8H2OMon. 2/m : P2/b
8.DH.15Whiteite-(CaMgMg)CaMg3Al2(PO4)4(OH)2 · 8H2OMon. 2/m : P2/b
8.DH.15Jahnsite-(MnMnZn)Mn2+Mn2+Zn2Fe3+2(PO4)4(OH)2 · 8H2OMon. 2/m : P2/b
8.DH.15Jahnsite-(NaMnMn)NaMn2+(Mn2+Fe3+)Σ2Fe3+2(PO4)4(OH)2 · 8H2OMon. 2/m : P2/b
8.DH.15Jahnsite-(CaMnZn)CaMn2+Zn2Fe3+2(PO4)4(OH)2 · 8H2OMon. 2/m : P2/b
8.DH.20Lun'okite(Mn,Ca)(Mg,Fe,Mn)Al(PO4)2OH · 4H2OOrth. mmm (2/m 2/m 2/m) : Pbca
8.DH.20Manganosegelerite(Mn2+,Ca)(Mn2+,Fe2+,Mg)Fe3+(PO4)2(OH) · 4H2OOrth. mmm (2/m 2/m 2/m) : Pbca
8.DH.20OveriteCaMgAl(PO4)2(OH) · 4H2OOrth. mmm (2/m 2/m 2/m) : Pbca
8.DH.20SegeleriteCa2 Mg2 Fe3+2(PO4)4(OH)2 · 8H2OOrth. mmm (2/m 2/m 2/m) : Pcca
8.DH.20WilhelmvierlingiteCaMnFe3+(PO4)2(OH) · 2H2OOrth. mmm (2/m 2/m 2/m) : Pbca
8.DH.20JuonniiteCaMgSc(PO4)2(OH) · 4H2OOrth. mmm (2/m 2/m 2/m) : Pbca
8.DH.25CalcioferriteCa2Fe3+2(PO4)3(OH) · 7H2OMon. 2/m : B2/b
8.DH.25KingsmountiteCa3MnFeAl4(PO4)6(OH)4 · 12H2OTric. 1 : P1
8.DH.25MontgomeryiteCa4MgAl4(PO4)6(OH)4 · 12H2OMon. 2 : B2
8.DH.25ZodaciteCa4Mn2+Fe3+4(PO4)6(OH)4 · 12H2OMon.
8.DH.30ArseniosideriteCa2Fe3+3(AsO4)3O2 · 3H2OMon. 2/m : B2/b
8.DH.30KolfaniteCa2Fe3+3O2(AsO4)3 · 2H2OMon.
8.DH.30MitridatiteCa2Fe3+3(PO4)3O2 · 3H2OMon. 2/m : B2/b
8.DH.30PararobertsiteCa2Mn3+3(PO4)3O2 · 3H2OMon. 2/m : P21/b
8.DH.30RobertsiteCa2Mn3+3(PO4)3O2 · 3H2OMon. m : Bb
8.DH.30Sailaufite(Ca,Na,◻)2Mn3+3(AsO4)2(CO3)O2 · 3H2OMon. m : Bm
8.DH.35MantienneiteKMg2Al2Ti(PO4)4(OH)3 · 15H2OOrth. mmm (2/m 2/m 2/m) : Pbca
8.DH.35PaulkerriteK(Mg,Mn2+)2(Fe3+,Al,Ti,Mg)2Ti(PO4)4(OH)3 · 15H2OMon. m
8.DH.35Benyacarite(H2O)2Mn2Ti2Fe3+(PO4)4(OF)(H2O)10 · 4H2OOrth. mmm (2/m 2/m 2/m) : Pbca
8.DH.40XanthoxeniteCa4Fe3+2(PO4)4(OH)2 · 3H2OTric. 1 : P1
8.DH.45MahnertiteNaCu3(AsO4)2Cl · 5H2OTet. 4/mmm (4/m 2/m 2/m) : I4/mmm
8.DH.50AndyrobertsiteKCdCu5(AsO4)4(H2AsO4) · 2H2OMon. 2/m : P21/m
8.DH.50CalcioandyrobertsiteKCaCu5(AsO4)4(H2AsO4) · 2H2OMon. 2/m : P21/m
8.DH.55EnglishiteK3Na2Ca10Al15(PO4)21(OH)7 · 26H2OMon. 2/m
8.DH.60BouazzeriteBi6(Mg,Co)11Fe3+14(AsO4)18(OH)4O12 · 86H2OMon. 2/m
8.DH.65GalliskiiteCa4Al2(PO4)2F8 · 5H2OTric. 1 : P1
8.DH.70JoteiteCa2CuAl(AsO4)[AsO3(OH)]2(OH)2 · 5H2OTric. 1 : P1
8.DH.75KampeliteBa6Mg3Sc8(PO4)12(OH)6 · 7H2OOrth. mmm (2/m 2/m 2/m) : Pnma
8.DH.80KapundaiteNaCaFe4(PO4)4(OH)3 · 5H2OTric. 1 : P1
8.DH.85VaniniiteCa2Mn2+3Mn3+2O2(AsO4)4 · 2H2OMon. 2/m : P21/b

Other InformationHide

Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

Internet Links for FanfaniiteHide

References for FanfaniiteHide

Localities for FanfaniiteHide

This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.

Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for references and further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (e.g. from pseudomorphs).

All localities listed without proper references should be considered as questionable.
France
 
  • Occitanie
    • Pyrénées-Orientales
      • Céret
        • Argelès-sur-Mer
ROATTINO. T, MEISSER. N, IOB. S, BERBAIN. C, (2019): Sur la fanfaniite de Font Andreu, Argelès-sur-mer (Pyrénées-Orientales). Le Cahier des Micromonteurs, 144 (2), 24-27.
Roattino, T., Meisser, N., Iob, S., Berbain, C. (2019): Sur la fanfaniite de Font Andreu, Argèles-sur-Mer (Pyrénées-Orientales). Cahier des Micromonteurs, 2/2019, 24-27.
Germany
 
  • Bavaria
    • Upper Palatinate
      • Neustadt an der Waldnaab District
        • Waidhaus
          • Hagendorf
Essefi, E. (2020). On the Geochemistry and Mineralogy of the Anthropocene. Int J Water Wastewater Treat, 6(2).
Spain
 
  • Castile and Leon
    • Salamanca
      • Garcirrey
Calvo Rebollar, Miguel and Rewitzer, Christian (2022). Atlas de minerales de España. Atlas of Spanish minerals. Prames, Zaragoza. 384 págs.
USA (TL)
 
  • North Carolina
    • Cleveland County
      • Kings Mountain
Hålenius, U., Hatert, F., Pasero, M., Mills, S. J. (2018) CNMNC Newsletter 45, New minerals and nomenclature modifications approved in 2018. Mineralogical Magazine, 82 (5) 1225-1232 doi:10.1180/mgm.2018.160
Grey, Ian E., Kampf, Anthony R., Smith, Jason B., MacRae, Colin M., Keck, Erich (2019) Fanfaniite, Ca4Mn2+Al4(PO4)6(OH,F)4·12H2O, a new mineral with a montgomeryite-type structure. European Journal of Mineralogy, 31 (3) 647-652 doi:10.1127/ejm/2019/0031-2857
Quick NavTopAbout FanfaniiteUnique IdentifiersIMA Classification Classification Mineral SymbolsPhysical Properties Optical Data Chemistry Crystallography X-Ray Powder DiffractionGeological EnvironmentType Occurrence SynonymsRelationshipsStrunz-MindatOther InformationInternet Links References Localities Locality List
 
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