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Dickinsonite-(KNa) Mineral Data

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General Dickinsonite-(KNa) Information

Help on Chemical Formula: Chemical Formula: KNa4Ca(Mn,Fe,Mg)13Al(PO4)11(PO4)(OH,F)2
Help on Composition: Composition: Molecular Weight = 2,160.41 gm
   Potassium    1.81 %  K     2.18 % K2O
   Sodium       4.26 %  Na    5.74 % Na2O
   Manganese   27.97 %  Mn   36.12 % MnO
   Aluminum     1.25 %  Al    2.36 % Al2O3
   Iron        10.34 %  Fe   13.30 % FeO
   Phosphorus  17.20 %  P    39.42 % P2O5
   Hydrogen     0.07 %  H     0.63 % H2O
   Oxygen      36.66 %  O
   Fluorine     0.44 %  F     0.44 % F
                 -   %   F    -0.19 % -O=F2    
              ______        ______ 
              100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: KNaMn2+Na3Mn2+7Fe2+4Mn2+3Al(PO4)11(PO4)(OH)1.5F0.5
Help on Environment: Environment: Arrojadite group
Help on IMA Status: IMA Status: Approved IMA 2005 (Dana # Added)
Help on Locality: Locality: Branchville, Fairfield Co., Connecticut, USA Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named after dickinsonite and site occupancy of the arrojadite-dickensonite structure.
Help on Name Pronunciation: Name Pronunciation: Dickinsonite-(KNa) + Pronunciation Say DICKINSONITE-(KNA)
Help on Synonym: Synonym: Dickinsonite
 

Dickinsonite-(KNa) Crystallography
Help on Crystal System: Crystal System: Monoclinic - Domatic H-M Symbol (m) Space Group: Cc
 

Optical Properties of Dickinsonite-(KNa)

Help on Optical Data: Optical Data:
 

Calculated Properties of Dickinsonite-(KNa)

Help on Fermion Index: Fermion Index: Fermion Index = 0.0023703302
Boson Index = 0.9976296698
Help on Photoelectric: Photoelectric: PEDickinsonite-(KNa) = 11.45 barns/electron
U=PEDickinsonite-(KNa) x relectron= . barns/cc.
Help on Radioactivity: Radioactivity:

GRapi = 25.05 (Gamma Ray American Petroleum Institute Units)
Concentration of Dickinsonite-(KNa) per GRapi unit = 3.99 (%)

Estimated Radioactivity from Dickinsonite-(KNa) - barely detectable

 

Dickinsonite-(KNa) Classification
Help on Dana Class: Dana Class: 41.07.02d.03 (41)Anhydrous Phosphates, etc. Containing Hydroxyl or Halogen
  (41.07)where (A B)m (XO4)4 Zq
  (41.07.02d)Arrojadite Group (Ferri-arrojadite Subgroup) (Fe in Al site, OH in W site, Fe in M site)
 
41.07.02d.00 Dickinsonite? KNa4Ca(Mn,Fe)14Al(PO4)12(OH)2 Cc m
 
41.07.02d.01 Dickinsonite-(KMnNa)! KNaMnNa3Ca(Mn,Fe,Mg)13Al(PO4)11(PO4)(OH,F)2 Cc m
 
41.07.02d.02 Dickinsonite-(KNaNa)! KNaNa4Ca(Mn,Fe,Mg)13Al(PO4)11(PO4)(OH,F)2 Cc m
 
41.07.02d.03 Dickinsonite-(KNa)! KNa4Ca(Mn,Fe,Mg)13Al(PO4)11(PO4)(OH,F)2 Cc m
 
41.07.02d.04 Dickinsonite-(NaNa)! Na2Na4Ca(Mn,Fe,Mg)13Al(PO4)11(PO4)(OH,F)2 Cc m
Help on Strunz Class: 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 Dickinsonite-(KNa) Information
Help on References: References: NAME( AmMin, v91, p1266)
Help on See Also: See Also: Links to other databases for Dickinsonite-(KNa) :
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 Dickinsonite-(KNa) Specimen Label here :

Dickinsonite-(KNa)

KNa4Ca(Mn,Fe,Mg)13Al(PO4)11(PO4)(OH,F)2
Dana No: 41.07.02d.03 Strunz No: 08.BF.05
Locality:

 

Notes:

 
 
   
 

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