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Calcioferrite

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About CalcioferriteHide

Formula:
Ca2Fe3+2(PO4)3(OH) · 7H2O
Some of the Fe may be replaced by Al.
Colour:
Sulphur-yellow, greenish yellow to green, yellowish white; yellow in transmitted light.
Lustre:
Pearly
Hardness:
Specific Gravity:
2.51 - 2.53
Crystal System:
Monoclinic
Name:
In allusion to its composition, containing CALCIum and iron (Latin = FERRum).
A phosphate mineral found as nodules and otherwise in phosphatic clay.


Classification of CalcioferriteHide

Approved, 'Grandfathered' (first described prior to 1959)
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
42.11.8.3

42 : HYDRATED PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
11 : (AB)3(XO4)2Zq·xH2O
19.14.16

19 : Phosphates
14 : Phosphates of Fe and other metals

Physical Properties of CalcioferriteHide

Pearly
Transparency:
Transparent, Translucent, Opaque
Comment:
Lustre pearly on cleavages
Colour:
Sulphur-yellow, greenish yellow to green, yellowish white; yellow in transmitted light.
Streak:
Sulphur-yellow
Hardness:
2½ on Mohs scale
Tenacity:
Brittle
Cleavage:
Perfect
One perfect parallel to the foliation; another, interrupted, perpendicular to the first; a third, also interrupted, oblique to the first.
Density:
2.51 - 2.53 g/cm3 (Measured)    2.65 g/cm3 (Calculated)

Optical Data of CalcioferriteHide

Type:
Biaxial (-)
RI values:
nα = 1.572 - 1.604 nβ = 1.579 - 1.610 nγ = 1.583 - 1.612
2V:
Measured: 70° to 80°, Calculated: 72°
Max Birefringence:
δ = 0.011
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Moderate
Dispersion:
r < v strong

Chemical Properties of CalcioferriteHide

Formula:
Ca2Fe3+2(PO4)3(OH) · 7H2O

Some of the Fe may be replaced by Al.
IMA Formula:
Ca4MgFe3+4(PO4)6(OH)4 · 12H2O

Crystallography of CalcioferriteHide

Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
B2/b
Cell Parameters:
a = 10.34 Å, b = 24.2 Å, c = 6.31 Å
β = 91.5°
Ratio:
a:b:c = 0.427 : 1 : 0.261
Unit Cell V:
1,578.40 ų (Calculated from Unit Cell)
Z:
2
Morphology:
Crystals flattened on [010]. Forms parallel or radiating groups; foliated; nodular or reniform; massive.

Type Occurrence of CalcioferriteHide

General Appearance of Type Material:
Nodules
Geological Setting of Type Material:
Tertiary clay

Other Language Names for CalcioferriteHide

Relationship of Calcioferrite to other SpeciesHide

Other Members of this group:
KingsmountiteCa4(Fe2+,Mn2+)Al4(PO4)6(OH)4 · 12H2OMon. 2 : B2
MontgomeryiteCa4MgAl4(PO4)6(OH)4 · 12H2OMon. 2 : B2
ZodaciteCa4Mn2+Fe3+4(PO4)6(OH)4 · 12H2OMon.

Common AssociatesHide

Apatite"Apatite" is a field term for unidentified calcium phosphate members of the apatite group.
CacoxeniteFe3+24AlO6(PO4)17(OH)12 · 75H2O
JarositeKFe3+ 3(SO4)2(OH)6
MontgomeryiteCa4MgAl4(PO4)6(OH)4 · 12H2O
PyriteFeS2
TinticiteFe3+5.34(PO4)3.62(VO4)0.38(OH)4 · 6.7H2O
Associated Minerals Based on Photo Data:
Carbonate-rich Apatite5 photos of Calcioferrite associated with Carbonate-rich Apatite on mindat.org.
Tinticite4 photos of Calcioferrite associated with Tinticite on mindat.org.
Brushite2 photos of Calcioferrite associated with Brushite on mindat.org.
Limonite2 photos of Calcioferrite associated with Limonite on mindat.org.
Whitlockite2 photos of Calcioferrite associated with Whitlockite on mindat.org.
Carbonate-rich Fluorapatite2 photos of Calcioferrite associated with Carbonate-rich Fluorapatite on mindat.org.
Hydroxylapatite1 photo of Calcioferrite associated with Hydroxylapatite on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

8.DH.05MinyuliteKAl2(PO4)2(OH,F) · 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.
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.
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.
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.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.
8.DH.20JuonniiteCaMgSc(PO4)2(OH) · 4H2OOrth.
8.DH.25KingsmountiteCa4(Fe2+,Mn2+)Al4(PO4)6(OH)4 · 12H2OMon. 2 : B2
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.
8.DH.35MantienneiteKMg2Al2Ti(PO4)4(OH)3 · 15H2OOrth.
8.DH.35PaulkerriteK(Mg,Mn2+)2(Fe3+,Al,Ti,Mg)2Ti(PO4)4(OH)3 · 15H2OOrth. mmm (2/m 2/m 2/m) : Pbca
8.DH.35Benyacarite(H2O,K)2(Mn2+,Fe2+)2(Fe3+,Ti)2Ti(PO4)4(O,F)2 · 14H2OOrth. 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.
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

Related Minerals - Dana Grouping (8th Ed.)Hide

42.11.8.1MontgomeryiteCa4MgAl4(PO4)6(OH)4 · 12H2OMon. 2 : B2
42.11.8.2KingsmountiteCa4(Fe2+,Mn2+)Al4(PO4)6(OH)4 · 12H2OMon. 2 : B2
42.11.8.4ZodaciteCa4Mn2+Fe3+4(PO4)6(OH)4 · 12H2OMon.

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

19.14.1CyriloviteNaFe3+3(PO4)2(OH)4 · 2H2OTet. 4 2 2 : P41 21 2
19.14.2KidwelliteNaFe3+9+x(PO4)6(OH)11 · 3H2O, x = 0.33Mon. 2/m : P2/b
19.14.3Rosemaryite(Na,Ca,Mn)(Mn,Fe2+)(Fe3+,Mg)Al(PO4)3Mon. 2/m : P21/b
19.14.4Wyllieite(Na,Ca,Mn)(Mn,Fe)(Fe,Mg)Al(PO4)3Mon. 2/m
19.14.5Ferrowyllieite(Na,Ca,Mn)(Fe,Mn)(Fe,Fe,Mg)Al(PO4)3Mon. 2/m : P21/b
19.14.6NatrodufréniteNaFe2+Fe3+5(PO4)4(OH)6 · 2H2OMon.
19.14.7LeucophosphiteKFe3+2(PO4)2(OH) · 2H2OMon. 2/m : P21/b
19.14.8Spheniscidite(NH4,K)(Fe3+,Al)2(PO4)2(OH) · 2H2OMon.
19.14.9BurangaiteNaFe2+Al5(PO4)4(OH)6 · 2H2OMon. 2/m : B2/b
19.14.10Satterlyite(Fe2+,Mg,Fe)12(PO4)5(PO3OH)(OH,O)6Trig. 3m (3 2/m) : P3 1m
19.14.11UshkoviteMgFe3+2(PO4)2(OH)2 · 8H2OTric.
19.14.12Garyansellite(Mg,Fe)3(PO4)2(OH,O) · 1.5H2OOrth. mmm (2/m 2/m 2/m)
19.14.13ThadeuiteCa(Mg,Fe2+)3(PO4)2(OH,F)2Orth. 2 2 2 : C2 2 21
19.14.14AnapaiteCa2Fe2+(PO4)2 · 4H2OTric. 1 : P1
19.14.15XanthoxeniteCa4Fe3+2(PO4)4(OH)2 · 3H2OTric. 1 : P1
19.14.17MitridatiteCa2Fe3+3(PO4)3O2 · 3H2OMon. 2/m : B2/b
19.14.18MélonjosephiteCaFe2+Fe3+(PO4)2(OH)
19.14.19DelvauxiteCaFe4(PO4,SO4)2(OH)8 · 4-6H2O not confirmed · Amor.
19.14.20CollinsiteCa2Mg(PO4)2 · 2H2OTric. 1 : P1
19.14.21SegeleriteCa2 Mg2 Fe3+2(PO4)4(OH)2 · 8H2OOrth. mmm (2/m 2/m 2/m) : Pcca
19.14.22KingsmountiteCa4(Fe2+,Mn2+)Al4(PO4)6(OH)4 · 12H2OMon. 2 : B2
19.14.23VauxiteFe2+Al2(PO4)2(OH)2 · 6H2OTric. 1 : P1
19.14.24MetavauxiteFe2+Al2(PO4)2(OH)2 · 8H2OMon. 2/m : P21/b
19.14.25ParavauxiteFe2+Al2(PO4)2(OH)2 · 8H2OTric. 1 : P1
19.14.26SigloiteFe3+Al2(PO4)2(OH)3 · 7H2OTric.
19.14.27CacoxeniteFe3+24AlO6(PO4)17(OH)12 · 75H2OHex. 6/m : P63/m
19.14.28KoninckiteFe3+PO4 · 3H2OTet.
19.14.29LazuliteMgAl2(PO4)2(OH)2Mon. 2/m : P21/b
19.14.30ScorzaliteFe2+Al2(PO4)2(OH)2Mon. 2/m : P21/b
19.14.31Souzalite(Mg,Fe2+)3(Al,Fe3+)4(PO4)4(OH)6 · 2H2OTric.
19.14.32Gormanite(Fe2+,Mg)3(Al,Fe3+)4(PO4)4(OH)6 · 2H2OTric.
19.14.33ZaïriteBiFe3+3(PO4)2(OH)6Trig. 3m (3 2/m) : R3m

Other InformationHide

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

References for CalcioferriteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Blum, J.R. (1858): Calcioferrit, eine neue Mineral-Spezies. Neues Jahrbuch für Mineralogie, Geognosie, Geologie und Petrefacten-Kunde, 258 (in German).
Dana, J.D. (1868) System of Mineralogy, 5th. Edition, New York: 578.
Rammelsberg, C.F. (1875) Handbuch der Mineralchemie. second edition: 316.
Larsen, E.S. (1921) The Microscopic Determination of the Nonopaque Minerals, First edition, USGS Bulletin 679: 52.
Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II. John Wiley and Sons, Inc., New York, 7th edition, revised and enlarged, 1124 pp.: 976-977.
Mead, C.W. and M.E. Mrose (1968) Solving problems in phosphate mineralogy with the electron probe. U.S. Geological Survey Professional Paper 600-D, D204-D206.
American Mineralogist (1969): 54: 993.
Ankinovich, E.A., S.G. Ankinovich, A.A. Dara, and F.A. Kurmakaeva (1983) Ferrous montgomeryite of the Kara-Tau. Zapiski Vserossiyskogo Mineralogicheskogo Obshchestva (Proceedings of the Russian Mineralogical Society), 112, 84-88 (in Russian with English abstract).
Dunn, P.J., W.L. Roberts, T.J. Campbell, and P.B. Leavens (1983) Red montgomeryite and associated minerals from the Tip Top pegmatite with notes on kingsmountite and calcioferrite. Mineralogical Record, 14, 195-197.
Henderson, W.A., Jr. and V. Peisley (1985) Calcioferrite from the Moculta quarry near Angaston, South Australia. Mineralogical Record, 16, 477-480.
B. Lafuente, R. T. Downs, H. Yang and R. A. Jenkins (2014): Calcioferrite with composition (Ca3.94Sr0.06)Mg1.01(Fe2.93Al1.07)(PO4)6(OH)4·12H2O. Acta Crystallogr. E70, i16-i17.

Internet Links for CalcioferriteHide

Localities for CalcioferriteHide

ⓘ - Click for 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 (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
Australia
 
  • South Australia
    • Mt Lofty Ranges
      • North Mt Lofty Ranges
        • Barossa Valley
          • Angaston
Henderson, W.A., jr., Peisley, V. (1985) Calcioferrite from the Moculta Quarry near Angaston, South Australia. Mineralogical Record 16:6, 477-480.
Germany
 
  • Bavaria
    • Upper Palatinate
      • Waidhaus
        • Hagendorf
http://www.berthold-weber.de/h_miner.htm
Rolf Luetcke
  • Rhineland-Palatinate
    • Ahrweiler
      • Palatinate
        • Grünstadt-Land
Blum, J.R. (1858): Neues Jahrbuch für Mineralogie, Geognosie, Geologie und Petrefacten-Kunde, 258; Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 977
Italy
 
  • Sardinia
    • South Sardinia Province
      • Sarrabus-Gerrei
        • Sarrabus
          • Villaputzu
Marchesini, A., De Michele, V. (1967) Su un affioramento fosfatico nel Sarrabus (Sardegna). Nota Preliminare. Atti della Società Italiana di Scienze Naturali, 106, 2, 167-170; Stara, P., Rizzo, R., Brizzi, G. (1993) Sarrabus. Miniere e Minerali. Associazione Mineralogica Sarda, Gruppo Mineralogico Lombardo, Associazione Piemontese Mineralogia Paleontologia e Mostra Torinese Minerali, Centro Mineralogico Varesino, Amici Mineralogisti Fiorentini, Gruppo Mineralogico Paleontologico Piacentino, et al., Stige Milano Srl, Milano, 208 pp.
Spain
 
  • Catalonia
    • Barcelona
      • Baix Llobregat
Camprubí, A., Costa, F., Melgarejo, J.C., 1994. Mineralizaciones de fosfatos férrico-alumínicos de Gavà (Catalunya): tipología. Boletín Geológico y Minero, v. 105-5, p. 444-453.
          • Bruguers
1.Tritlla, J. (1987).- “Sobre la presencia de dufrenita en las minas de Bruguers (Prov. de Barcelona)”. Mineralogistes de Catalunya, Vol.III, n.8, pp.208-209; http://www.fotominer.com/FOTOMINER/RECOPILATORI2/IndexMineralogic/MINAELVIRA/MElvira.htm
        • Sant Feliu de Llobregat
          • Collserola mountain range
            • Santa Creu d'Olorda
Bareche, E. (2005): "Els minerals de Catalunya: segle XX". Grup Mineralògic Català & Institució Catalana d'Historia Natural. Barcelona.
      • Vallès Occidental
        • Montcada i Reixac
Mineralogistes de Catalunya (1997), VII (1): 34-55
USA
 
  • North Carolina
    • Cleveland Co.
      • Kings Mountain District
JanH.Bernard and Jaroslav Hyrsl,2004,Minerals and their Localities,pg # 106
Mineral and/or Locality  
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