Dickinsonite-(NaNa) Mineral Data

[What's New] [Mineral Galleries] [About Us] [Contacts] [Login]
At AA Mineral Specimens, we source quality Mineral Specimens, Fossils, Gemstones,
Decorative Stones, Lapidary Material and Specimen Sets world-wide

General Dickinsonite-(NaNa) Information

Chemical Formula:

Na2Na4Ca(Mn,Fe,Mg)13Al(PO4)11(PO4)(OH,F)2

Composition:

Molecular Weight = 2,036.23 gm

Sodium 6.77 % Na 9.13 % Na₂O

Calcium 1.97 % Ca 2.75 % CaO

Magnesium 2.39 % Mg 3.96 % MgO

Manganese 18.89 % Mn 24.39 % MnO

Aluminum 1.33 % Al 2.50 % Al₂O₃

Iron 10.97 % Fe 14.11 % FeO

Phosphorus 18.25 % P 41.83 % P₂O₅

Hydrogen 0.07 % H 0.66 % H₂O

Oxygen 38.89 % O

Fluorine 0.47 % F 0.47 % F

- % F -0.20 % -O=F₂

______ ______

100.00 % 99.61 % = TOTAL OXIDE

Empirical Formula:

Na₂Na₄CaMn²⁺₇Fe²⁺₄Mg₂Al(PO₄)₁₁(PO₄)(OH)_1.5F_0.5

IMA Status:

Not Submitted IMA (Dana # Added)

Locality:

Branchville, Fairfield Co., Connecticut, USA Link to MinDat.org Location Data.

Name Origin:

Named after dickinsonite and site occupancy of the arrojadite-dickensonite structure.

Name Pronunciation:

Dickinsonite-(NaNa) + Pronunciation

Synonym:

Dickinsonite

Search for Dickinsonite-(NaNa) Images

Images:

Image not yet available on Webmineral.com

Try searching images.google.com or Mindat Picture Gallary for mineral pictures. Caution: The images retrieved may not be appropriate.

Dickinsonite-(NaNa) Crystallography

Crystal System:

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

Optical Properties of Dickinsonite-(NaNa)

Optical Data:

Calculated Properties of Dickinsonite-(NaNa)

Fermion Index:

Fermion Index = 0.0049264121
Boson Index = 0.9950735879

Photoelectric:

PE_{Dickinsonite-(NaNa)}= 9.46 barns/electron
U=PE_{Dickinsonite-(NaNa)} x rElectron Density= . barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Dickinsonite-(NaNa) is Not Radioactive

Dickinsonite-(NaNa) Classification

Dana Class:

41.07.02d.04 (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

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-(NaNa) Information

References:

NAME( AmMin, v91, p1266)

See Also:

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

Search for Dickinsonite-(NaNa) using:

[ALTAVISTA] [AOL] [All-The-Web] [HotBot] [Ixquick] [MAMMA] [MSN.COM] [Netscape] [Scirus] [Teoma] [Wikipedia] [YAHOO]

Visit our Advertisers for Dickinsonite-(NaNa) :

AA Mineral Specimens

B & L Fine Minerals

Crystalarium.com

Dan Weinrich Fine Minerals

Dan Weinrich Auctions

Dakota Matrix

Desert Winds Gems and Minerals

John Betts Fine Minerals

Mason's Minerals

Mineral News

Mineral of the Month Club

Wrights Rock Shop

Translate Dickinsonite-(NaNa) Mineral Data :

Ask about Dickinsonite-(NaNa) here :
Ask-A-Mineralogist from the Mineralogical Society of America
Mindat.org's Discussion Groups
Original Rockhounds Discussion Group
Rockhounds Discussion Group on Yahoo Groups
Mineral Discussion Forum from Fabre Minerals - also available in Español

Print or Cut-and-Paste your Dickinsonite-(NaNa) Specimen Label here :

Dickinsonite-(NaNa)

Na2Na4Ca(Mn,Fe,Mg)13Al(PO4)11(PO4)(OH,F)2
Dana No: 41.07.02d.04 Strunz No: 08.BF.05
Locality:

Notes: