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Barioferrite

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About BarioferriteHide

Formula:
BaFe3+12O19
Colour:
Black
Lustre:
Sub-Metallic
Specific Gravity:
5.31 (Calculated)
Crystal System:
Hexagonal
Name:
Named in 2014 by Michail N. Murashko, N. V. Chukanov, A. A. Mukhanova, Ye. E. Vapnik, Sergey N. Britvin, Sergey V. Krivovichev, Yury S. Polekhovsky, and Yu. D. Ivakin for the composition, containing barium and iron (Latin = ferrum).
Magnetoplumbite Group.
Well-studied ceramic phase in materials science ("barium hexaferrite", strongly magnetic). The synthetic Sr-analogue is sometimes sold as "magnetic hematite".


Classification of BarioferriteHide

Approved
Approval Year:
2009
4.CC.45

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
C : Metal: Oxygen = 2: 3,3: 5, and similar
C : With large and medium-sized cations
7.4.3.4

7 : MULTIPLE OXIDES
4 : AB12X19

Physical Properties of BarioferriteHide

Sub-Metallic
Colour:
Black
Streak:
Dark brown
Tenacity:
Brittle
Cleavage:
None Observed
Fracture:
Irregular/Uneven
Density:
5.31 g/cm3 (Calculated)

Optical Data of BarioferriteHide

Type:
Anisotropic
Anisotropism:
Distinct
Bireflectance:
Weak
Reflectivity:
400nmR1=25.08%R2= 23.31%
420nmR1=24.77%R2= 23.00%
440nmR1=24.59%R2= 22.95%
460nmR1=24.54%R2= 22.82%
480nmR1=24.48%R2= 22.77%
500nmR1=24.54%R2= 22.77%
520nmR1=24.46%R2= 22.68%
540nmR1=24.26%R2= 22.38%
560nmR1=23.97%R2= 22.03%
580nmR1=23.79%R2= 21.79%
600nmR1=23.49%R2= 21.55%
620nmR1=23.19%R2= 21.29%
640nmR1=22.84%R2= 21.00%
660nmR1=22.49%R2= 20.70%
680nmR1=22.20%R2= 20.33%
700nmR1=21.87%R2= 19.90%

Reflectance graph
Graph shows reflectance levels at different wavelengths (in nm). Top of box is 100%. Peak reflectance is 25.08%.
R1 shown in black, R2 shown in red
Colour in reflected light:
Greyish white
Pleochroism:
Weak
Comments:
Greyish white to greyish white with a brown tint

Chemical Properties of BarioferriteHide

Formula:
BaFe3+12O19

Crystallography of BarioferriteHide

Crystal System:
Hexagonal
Class (H-M):
6/mmm (6/m 2/m 2/m) - Dihexagonal Dipyramidal
Space Group:
P63/mmc
Cell Parameters:
a = 5.875(3) Å, c = 23.137(19) Å
Ratio:
a:c = 1 : 3.938
Unit Cell V:
691.6 ų
Z:
2
Morphology:
Only pinacoid {0001} is determined reliably.

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
2.938 (46)
2.770 (100)
2.624 (94)
2.420 (44)
2.225 (40)
2.120 (25)
1.665 (25)
1.627 (56)

Type Occurrence of BarioferriteHide

General Appearance of Type Material:
Tiny platy crystals up to 3 × 15 × 15 μm and their irregular aggregates.
Place of Conservation of Type Material:
Mineralogical Museum of St. Petersburg State University, St. Petersburg, Russia (no. 1/19436).
Geological Setting of Type Material:
In baryte nodules.
Associated Minerals at Type Locality:

Synonyms of BarioferriteHide

Other Language Names for BarioferriteHide

Relationship of Barioferrite to other SpeciesHide

Other Members of this group:
BatiferriteBaTi2Fe3+8Fe2+2O19Hex.
HaggertyiteBaFe2+4Fe3+2Ti5MgO19Hex. 6/mmm (6/m 2/m 2/m) : P63/mmc
HawthorneiteBaMgTi3Cr4Fe2+2Fe3+2O19Hex. 6/mmm (6/m 2/m 2/m) : P63/mmc
Hibonite(Ca,Ce)(Al,Ti,Mg)12O19Hex.
Hibonite-(Fe)(Fe,Mg)Al12O19Hex. 6/mmm (6/m 2/m 2/m) : P63/mmc
Magnetoplumbite(Pb,Mn)(Fe,Mn)12O19Hex.
NežilovitePbZn2Mn4+2Fe3+8O19Hex. 6/mmm (6/m 2/m 2/m) : P63/mmc
PlumboferritePb2(Fe3+,Mn2+,Mg)11O19Trig. 3 2 : P3 1 2
YimengiteK(Cr,Ti,Fe,Mg)12O19Hex.

Related Minerals - Nickel-Strunz GroupingHide

4.CC.AllendeiteSc4Zr3O12Trig. 3 : R3
4.CC.Yttriaite-(Y)Y2O3Iso.
4.CC.05ChrombismiteBi16CrO27Tet.
4.CC.10FreudenbergiteNa2(Ti,Fe)8O16Mon.
4.CC.15GrossiteCaAl4O7Mon. 2/m : B2/b
4.CC.20ChlormayeniteCa12Al14O32[◻4Cl2]Iso. 4 3m : I4 3d
4.CC.25YafsoaniteCa3Zn3(TeO6)2Iso. m3 (2/m 3)
4.CC.30LatrappiteCa2NbFe3+O6Orth. mmm (2/m 2/m 2/m) : Pnma
4.CC.30LueshiteNaNbO3Orth. mmm (2/m 2/m 2/m)
4.CC.30NatroniobiteNaNbO3Mon.
4.CC.30PerovskiteCaTiO3Orth. mmm (2/m 2/m 2/m) : Pnma
4.CC.30BarioperovskiteBaTiO3Orth. mm2 : Amm2
4.CC.30LakargiiteCa(Zr,Sn,Ti)O3Orth. mmm (2/m 2/m 2/m) : Pnma
4.CC.30MegawiteCaSnO3Orth. mmm (2/m 2/m 2/m) : Pban
4.CC.35Loparite-(Ce)(Na,REE)Ti2O6
4.CC.35MacedonitePbTiO3Tet. 4/mmm (4/m 2/m 2/m) : P4/nmm
4.CC.35TausoniteSrTiO3Iso. 4 3m
4.CC.35Isolueshite(Na,La)NbO3Iso. m3m (4/m 3 2/m) : Pm3m
4.CC.40CrichtoniteSr(Mn,Y,U)Fe2(Ti,Fe,Cr,V)18(O,OH)38Trig. 3 : R3
4.CC.40Davidite-(Ce)(Ce,La)(Y,U,Fe)(Ti,Fe)20(O,OH)38Trig. 3 : R3
4.CC.40Davidite-(La)(La,Ce)(Y,U,Fe)(Ti,Fe)20(O,OH)38Trig.
4.CC.40Davidite-(Y)(La,Ce,Na,Ca,Pb)(Y,Fe2+,◻)(Fe2+,Mn2+)2(Ti,Fe3+,Nb,Zr)18O38 (hypothetical)Trig.
4.CC.40LandauiteNaMnZn2(Ti,Fe)6Ti12O38Trig. 3 : R3
4.CC.40Lindsleyite(Ba,Sr)(Zr,Ca)(Fe,Mg)2(Ti,Cr,Fe)18O38Trig.
4.CC.40Loveringite(Ca,Ce,La)(Zr,Fe)(Mg,Fe)2(Ti,Fe,Cr,Al)18O38Trig.
4.CC.40Mathiasite(K, Ba, Sr)(Zr, Fe)(Mg,Fe)2 (Ti,Cr,Fe)18O38Trig.
4.CC.40SenaitePb(Mn,Y,U)(Fe,Zn)2(Ti,Fe,Cr,V)18(O,OH)38Trig.
4.CC.40Dessauite-(Y)(Sr,Pb)(Y,U)(Ti,Fe3+)20O38Trig. 3 : R3
4.CC.40Cleusonite(Pb,Sr)(U4+,U6+)(Fe2+,Zn)2(Ti,Fe2+,Fe3+)18(O,OH)38Trig. 3 : R3
4.CC.40Gramaccioliite-(Y)(Pb,Sr)(Y,Mn)Fe3+2(Ti,Fe3+)18O38Trig. 3
4.CC.45DiaoyudaoiteNaAl11O17Hex.
4.CC.45HawthorneiteBaMgTi3Cr4Fe2+2Fe3+2O19Hex. 6/mmm (6/m 2/m 2/m) : P63/mmc
4.CC.45Hibonite(Ca,Ce)(Al,Ti,Mg)12O19Hex.
4.CC.45LindqvistitePb2Mn2+Fe16O27Hex.
4.CC.45Magnetoplumbite(Pb,Mn)(Fe,Mn)12O19Hex.
4.CC.45PlumboferritePb2(Fe3+,Mn2+,Mg)11O19Trig. 3 2 : P3 1 2
4.CC.45YimengiteK(Cr,Ti,Fe,Mg)12O19Hex.
4.CC.45HaggertyiteBaFe2+4Fe3+2Ti5MgO19Hex. 6/mmm (6/m 2/m 2/m) : P63/mmc
4.CC.45NežilovitePbZn2Mn4+2Fe3+8O19Hex. 6/mmm (6/m 2/m 2/m) : P63/mmc
4.CC.45BatiferriteBaTi2Fe3+8Fe2+2O19Hex.
4.CC.45Hibonite-(Fe)(Fe,Mg)Al12O19Hex. 6/mmm (6/m 2/m 2/m) : P63/mmc
4.CC.50Jeppeite(K,Ba)2(Ti,Fe)6O13Mon.
4.CC.55ZenzénitePb3Fe4Mn3O15Hex.
4.CC.60Mengxianminite (of Huang et al.)(Ca,Na)3(Fe,Mn)2Mg2(Sn,Zn)5Al8O29

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

7.4.3.3Hibonite-(Fe)(Fe,Mg)Al12O19Hex. 6/mmm (6/m 2/m 2/m) : P63/mmc

Other InformationHide

Magnetism:
Ferromagnetic
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 BarioferriteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Murashko, M.N., Chukanov, N.V., Mukhanova, A.A., Vapnik, E., Britvin, S.N., Krivovichev, S.V., Polekhovsky, Yu.S. & Ivakin, Yu.D. (2010): Barioferrite BaFe3+12O19 - a new magnetoplumbite-group mineral from Hatrurim Formation, Israel. Zapiski Rossiyskogo Mineralogicheskogo Obshchestva, 139(3), 22-31 (in Russian). English translation: (2011) Geology of Ore Deposits, 53, 558-563.

Internet Links for BarioferriteHide

Localities for BarioferriteHide

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 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.
Czech Republic
 
  • Ústí Region
    • Duchcov (Dux)
Žáček V., Skála R., Chlupáčová M., Dvořák Z. (2005): Ca-Fe3+-rich, Si-undersaturated buchite from Želénky, northern Bohemian Brown Coal Basin, Czech Republic. European Journal of Mineralogy 17, 623-633.
Israel (TL)
 
  • Southern District (HaDarom District)
    • Dead Sea
IMA Approvals - July 2009
Mineral and/or Locality  
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