Mineralogy Database

IMA2008-056 Mineral Data

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General IMA2008-056 Information

Help on Chemical  Formula: Chemical Formula: NaMn++Fe+++5(PO4)4(OH)6•2H2O
Help on Composition: Composition: Molecular Weight = 875.12 gm
   Sodium       2.63 %  Na    3.54 % Na2O
   Manganese    6.28 %  Mn    8.11 % MnO
   Iron        31.91 %  Fe   45.62 % Fe2O3
   Phosphorus  14.16 %  P    32.44 % P2O5
   Hydrogen     1.15 %  H    10.29 % H2O
   Oxygen      43.88 %  O
              ______        ______ 
              100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: NaMn2+Fe3+5(PO4)4(OH)6•2(H2O)
Help on Environment: Environment: Dufrenite group
Help on IMA Status: IMA Status: Proposed IMA 2009 (Dana # Added)
Help on Locality: Locality: Gigante pegmatite, Punilla Department, Cordoba Province, Argentina Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Commission on New Minerals, Nomenclature and Classification (CNMNC)

IMA2008-056 Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =5.0177:1:2.6907
Help on Cell Dimensions: Cell Dimensions: a = 25.975, b = 5.1766, c = 13.929, Z = 4; beta = 111.293° V = 1,745.07 Den(Calc)= 3.33
Help on Crystal System: Crystal System: Monoclinic - Prismatic H-M Symbol (2/m) Space Group: C 2/c
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.179(1), 3.424(0.71), 5.045(0.6),1.585(0.5), 2.881(0.42), 2.109(0.39), 4.147(0.37), 2.426(0.36),

Optical Properties of IMA2008-056

Help on Optical Data: Optical Data: NCalc= 1.87 - from Gladstone-Dale relationship (KC = 0.2608) where Ncalc=Dcalc*KC+1

Calculated Properties of IMA2008-056

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=3.26 gm/cc
note: Specific Gravity of IMA2008-056 =3.33 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0069768569
Boson Index = 0.9930231431
Help on Photoelectric: Photoelectric: PEIMA2008-056 = 11.84 barns/electron
U=PEIMA2008-056 x rElectron Density= 38.56 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
IMA2008-056 is Not Radioactive

IMA2008-056 Classification

Help on  Dana Class: Dana Class: (42)Hydrated Phosphates, etc., Containing Hydroxyl or Halogen
  (42.09)where (A)3 (XO4)2 Zq � x(H2O)
  (42.09.01)Burangaite Group Burangaite (Na,Ca)2(Fe,Mg)2Al10(PO4)8(OH,O)12•4(H2O) C 2/c 2/m Dufrenite FeFe4(PO4)3(OH)5•2(H2O) C 2/c 2/m Natrodufrenite Na(Fe,Fe)(Fe,Al)5(PO4)4(OH)6•2(H2O) C 2/c 2/m IMA2008-056! NaMnFe5(PO4)4(OH)6•2H2O C 2/c 2/m Matioliite! NaMgAl5(PO4)4(OH)6•2H2O C 2/c 2/m
Help on  Strunz Class: Strunz Class: 08.DK.15 08 - PHOSPHATES, ARSENATES, VANADATES
  08.D - Phosphates, etc
  08.DK -With large and medium-sized cations, (OH, etc.):RO4 > 1:1 and < 2:1
08.DK.15 Dufrenite FeFe4(PO4)3(OH)5•2(H2O) C 2/c 2/m
08.DK.15 Burangaite (Na,Ca)2(Fe,Mg)2Al10(PO4)8(OH,O)12•4(H2O) C 2/c 2/m
08.DK.15 Natrodufrenite Na(Fe,Fe)(Fe,Al)5(PO4)4(OH)6•2(H2O) C 2/c 2/m
08.DK.15 Matioliite! NaMgAl5(PO4)4(OH)6•2H2O C 2/c 2/m
08.DK.15 IMA2008-056! NaMnFe5(PO4)4(OH)6•2H2O C 2/c 2/m

Other IMA2008-056 Information

Help on See Also: See Also: Links to other databases for IMA2008-056 :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - Google Images
4 - Google Scholar
5 - MinDAT
6 - Mineralienatlas (Deutsch)
7 - Online Mineral Museum
8 - Ruff.Info

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Dana No: Strunz No: 08.DK.15





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