Fluorarrojadite-(BaNa) Mineral Data

General Fluorarrojadite-(BaNa) Information

Chemical Formula:

BaFe++Na2Ca(Fe++,Mn,Mg)13Al(PO4)11(PO3OH)(F,OH)2

Composition:

Molecular Weight = 2,174.71 gm

Barium 6.31 % Ba 7.05 % BaO

Sodium 2.11 % Na 2.85 % Na₂O

Calcium 1.84 % Ca 2.58 % CaO

Magnesium 1.12 % Mg 1.85 % MgO

Manganese 10.10 % Mn 13.05 % MnO

Aluminum 1.24 % Al 2.34 % Al₂O₃

Iron 23.11 % Fe 29.73 % FeO

Phosphorus 17.09 % P 39.16 % P₂O₅

Hydrogen 0.07 % H 0.62 % H₂O

Oxygen 35.68 % O

Fluorine 1.31 % F 1.31 % F

- % F -0.55 % -O=F₂

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Empirical Formula:

BaFe²⁺Na₂CaFe²⁺₈Mn²⁺₄MgAl(PO₄)₁₁(PO₃OH)F_1.5(OH)_0.5

Environment:

Arrojadite group

IMA Status:

Not Submitted IMA (Dana # Added)

Locality:

Sidi-bou-Kricha, Marrakech province, Morocco Link to MinDat.org Location Data.

Name Origin:

Named as the fluorine analog of arrojadite and site occupancy of the fluorarrojadite structure.

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Fluorarrojadite-(BaNa) Crystallography

Crystal System:

Monoclinic - DomaticH-M Symbol (m) Space Group: Cc

$Help on X Ray Diffraction:$ X Ray Diffraction:

By Intensity(I/I_o): 3.032(1), 2.703(0.68), 3.211(0.47),2.706(0.39), 2.543(0.38), 2.841(0.34), 2.759(0.33), 3.4(0.31),

Optical Properties of Fluorarrojadite-(BaNa)

Optical Data:

Calculated Properties of Fluorarrojadite-(BaNa)

Fermion Index:

Fermion Index = 0.01
Boson Index = 0.99

Photoelectric:

PE_{Fluorarrojadite-(BaNa)}= 37.27 barns/electron
U=PE_{Fluorarrojadite-(BaNa)} x rElectron Density= . barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Fluorarrojadite-(BaNa) is Not Radioactive

Fluorarrojadite-(BaNa) Classification

Dana Class:

41.07.02b.02 (41)Anhydrous Phosphates, etc. Containing Hydroxyl or Halogen

(41.07)where (A B)m (XO4)4 Zq

(41.07.02b)Arrojadite Group (Fluorarrojadite Subgroup) (Al in Al site, F in W site, Fe in M site)

41.07.02b.01 Fluorarrojadite-(KNa)! KNa4Ca(Fe,Mn,Mg)13Al(PO4)11(PO3OH)(F,OH)2 Cc m

41.07.02b.02 Fluorarrojadite-(BaNa)! BaFeNa2Ca(Fe,Mn,Mg)13Al(PO4)11(PO3OH)(F,OH)2 Cc m

41.07.02b.03 Fluorarrojadite-(BaFe)! (Ba,K,Pb)Na3(Ca,Sr)(Fe,Mg,Mn)14Al(PO4)11(PO3OH)(F,OH)2 Cc m

Strunz Class:

08.BF.05 08 - PHOSPHATES, ARSENATES, VANADATES

08.B - Phosphates, etc. with Additional Anions, without H2O

08.BF -With medium-sized and large cations, (OH, etc.):RO4 < 0.5:1

08.BF.05 Arrojadite! KNa4CaMn4Fe10Al(PO4)12(OH,F)2 Cc m

08.BF.05 Dickinsonite! KNa4Ca(Mn,Fe)14Al(PO4)12(OH)2 Cc m

08.BF.05 Arrojadite-(BaFe)! (Ba,K,Pb)Na3(Ca,Sr)(Fe,Mg,Mn)14Al(PO4)11(PO3OH)(OH,F)2 Cc m

08.BF.05 Arrojadite-(KFe)! KNa2CaNa2(Fe,Mn,Mg)13Al(PO4)11(PO3OH)(OH,F)2 Cc m

08.BF.05 Arrojadite-(NaFe)! NaNa2CaNa2(Fe,Mn,Mg)13Al(PO4)11(PO3OH)(OH,F)2 Cc m

08.BF.05 Arrojadite-(SrFe)! SrFeNa2Ca(Fe,Mn,Mg)13Al(PO4)11(PO3OH)(OH,F)2 Cc m

08.BF.05 Arrojadite-(KNa)! KNa4Ca(Fe,Mn,Mg)13Al(PO4)11(PO3OH)(OH,F)2 Cc m

08.BF.05 Dickinsonite-(KNa)! KNa4Ca(Mn,Fe,Mg)13Al(PO4)11(PO4)(OH,F)2 Cc m

08.BF.05 Arrojadite-(PbFe)! PbFeNa2Ca(Fe,Mn,Mg)13Al(PO4)11(PO3OH)(OH,F)2 Cc m

08.BF.05 Fluorarrojadite-(BaNa)! BaFeNa2Ca(Fe,Mn,Mg)13Al(PO4)11(PO3OH)(F,OH)2 Cc m

08.BF.05 Arrojadite-(BaNa)! BaFeNa2Ca(Fe,Mn,Mg)13Al(PO4)11(PO3OH)(OH,F)2 Cc m

08.BF.05 Fluorarrojadite-(KNa)! KNa4Ca(Fe,Mn,Mg)13Al(PO4)11(PO3OH)(F,OH)2 Cc m

08.BF.05 Fluorarrojadite-(BaFe)! (Ba,K,Pb)Na3(Ca,Sr)(Fe,Mg,Mn)14Al(PO4)11(PO3OH)(F,OH)2 Cc m

08.BF.05 Ferri-arrojadite-(BaNa)! BaFeNa2Ca(Fe,Mn,Mg)13Al(PO4)11(PO3OH)(F,OH)2 Cc m

08.BF.05 Dickinsonite-(KMnNa)! KNaMnNa3Ca(Mn,Fe,Mg)13Al(PO4)11(PO4)(OH,F)2 Cc m

08.BF.05 Dickinsonite-(KNaNa)! KNaNa4Ca(Mn,Fe,Mg)13Al(PO4)11(PO4)(OH,F)2 Cc m

08.BF.05 Dickinsonite-(NaNa)! Na2Na4Ca(Mn,Fe,Mg)13Al(PO4)11(PO4)(OH,F)2 Cc m

Other Fluorarrojadite-(BaNa) Information

References:

NAME( AmMin, v91, p1266)

See Also:

Links to other databases for Fluorarrojadite-(BaNa) :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - GeoScienceWorld
4 - Google Images
5 - Google Scholar
6 - MinDAT
7 - Mineralienatlas (Deutsch)
8 - Online Mineral Museum
9 - QUT Mineral Atlas
10 - Ruff.Info

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Print or Cut-and-Paste your Fluorarrojadite-(BaNa) Specimen Label here :

Fluorarrojadite-(BaNa)

BaFe++Na2Ca(Fe++,Mn,Mg)13Al(PO4)11(PO3OH)(F,OH)2
Dana No: 41.07.02b.02 Strunz No: 08.BF.05
Locality:

Notes: