Munirite Mineral Data

Munirite Mineral Data
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General Munirite Information

Help on Chemical Formula: Chemical Formula: NaVO3•(2-x)(H2O)
Help on Composition: Composition: Molecular Weight = 148.95 gm
   Sodium    15.43 %  Na   20.80 % Na2O
   Vanadium  34.20 %  V    61.05 % V2O5
   Hydrogen   2.03 %  H    18.14 % H2O
   Oxygen    48.34 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: NaV5+O3•1.5(H2O)
Help on Environment: Environment: On sandstone, presumably formed from oxidation of vanadium-bearing primary uranium minerals.
Help on IMA Status: IMA Status: Approved IMA 1982
Help on Locality: Locality: Bhimber area, Azad Kashmir, Pakistan. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Munir Ahmad Khan, Chairman, Pakistan Atomic Energy Commission.
Help on Name Pronunciation: Name Pronunciation: Munirite Say MUNIRITE
Help on Synonym: Synonym: ICSD 1338
  PDF 45-1432
 

Munirite Image

Click Here for Larger Munirite Image in a New Browser Window Images:
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Munirite

Comments: Bright yellow-orange crystalline munirite on matrix.
Location: Brushy Creek, Uravan, Montrose County, Colorado, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Munirite Crystallography
Help on Axial Ratios: Axial Ratios: a:b:c =4.5984:1:2.2043
Help on Cell Dimensions: Cell Dimensions: a = 16.72, b = 3.636, c = 8.015, Z = 5; beta = 111° V = 454.90 Den(Calc)= 2.72
Help on Crystal System: Crystal System: Monoclinic - PrismaticH-M Symbol (2/m) Space Group: P 21/a
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 7.851(1), 3.2973(0.9), 2.6847(0.8),
Click Here for Large Munirite Structure Window Crystal Structure:

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Bjornberg A , Hedman B , Acta Chemica Scandinavica , A31 (1977) p.579-584, The crystal structure of NaVO3*1.89H2O, Locality: synthetic, Note: one of the H atoms could not be found

 

Physical Properties of Munirite

Help on Cleavage: Cleavage: {???} Perfect
Help on Color: Color: Pearl white.
Help on Density: Density: 2.43
Help on Hardness: Hardness: 1-2 - Between Talc and Gypsum
Help on Luster: Luster: Pearly
Help on Streak: Streak: white
 

Optical Properties of Munirite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= 0.001 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= 0.107 (Poor) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2756,KPDmeas= 0.3085,KC= 0.3088
Ncalc = 1.75 - 1.84
Help on Optical Data: Optical Data: Biaxial (-), a=1.692, b=1.757, g=1.8, bire=0.1080, 2V(Calc)=74, 2V(Meas)=75.
 

Calculated Properties of Munirite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.38 gm/cc
note: Specific Gravity of Munirite =2.43 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0010900532
Boson Index = 0.9989099468
Help on Photoelectric: Photoelectric: PEMunirite = 6.72 barns/electron
U=PEMunirite x rElectron Density= 16.01 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Munirite is Not Radioactive
 

Munirite Classification
Help on Dana Class: Dana Class: 47.01.03.01 (47)Vanadium Oxysalts
  (47.01)(Normal VO3)
  (47.01.03)Munirite Group
 
47.01.03.01 Munirite NaVO3•(2-x)(H2O) P 21/a 2/m
 
47.01.03.02 Metamunirite Na2[V2O6]orNaVO3 P nma 2/m 2/m 2/m
Help on Strunz Class: Strunz Class: 04.HD.15 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate
  04.H - V[5,6] Vanadates
  04.HD -Inovanadates
 
04.HD.15 Munirite NaVO3•(2-x)(H2O) P 21/a 2/m
 

Other Munirite Information
Help on References: References: NAME( AntBidBlaNic4) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)
Help on See Also: See Also: Links to other databases for Munirite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - GeoScienceWorld
6 - Google Images
7 - Google Scholar
8 - Handbook of Mineralogy (MinSocAm)
9 - Handbook of Mineralogy (UofA)
10 - MinDAT
11 - Mineralienatlas (Deutsch)
12 - Online Mineral Museum
13 - QUT Mineral Atlas
14 - Ruff.Info

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Print or Cut-and-Paste your Munirite Specimen Label here :

Munirite

NaVO3•(2-x)(H2O)
Dana No: 47.01.03.01 Strunz No: 04.HD.15
Locality:

 

Notes: