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About MuniriteHide

Dr. Munir Ahmad Khan
NaVO3 · 1.9H2O
Colourless; white, tinged apple-green
1 - 2
Specific Gravity:
Crystal System:
Named 1983 by K.A. Butt and K. Mahmood in honor of Dr Munir Ahmad Khan (20 May 1926, Kasur, Punjab – 22 April 1999, Vienna, Austria), Chairman, Pakistan Atomic Energy Commission, who instituted the Mineral Research Laboratories in the Commission.
May dehydrate to metamunirite.

Classification of MuniriteHide

First Published:

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
H : V[5,6] Vanadates
D : Inovanadates

1 : Normal Anhydrous Vanadium Oxysalts

21 : Vanadates (and vanadates with arsenate or phosphate)
1 : Vanadates of the alkalis and Cu

Physical Properties of MuniriteHide

Colourless; white, tinged apple-green
1 - 2 on Mohs scale
2.43 g/cm3 (Measured)    2.54 g/cm3 (Calculated)

Optical Data of MuniriteHide

Biaxial (-)
RI values:
nα = 1.692 nβ = 1.757 nγ = 1.800
Measured: 75° , Calculated: 74°
Max Birefringence:
δ = 0.108
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
weak to distinct

Chemical Properties of MuniriteHide

NaVO3 · 1.9H2O
IMA Formula:
NaV5+O3 · 1.9H2O

Crystallography of MuniriteHide

Crystal System:

Type Occurrence of MuniriteHide

Place of Conservation of Type Material:
Hardrock Division, Atomic Energy Minerals Centre, Peshawar, Pakistan.
British Museum of Natural History.
Butt, K.A., Mahmood, K. (1983) Munirite, naturally occuring sodium vanadium oxide hydrate, a new mineral. Mineralogical Magazine: 47: 391-392.

Synonyms of MuniriteHide

Other Language Names for MuniriteHide

Simplified Chinese:水钒钠矿

Related Minerals - Nickel-Strunz GroupingHide

4.HD.05RossiteCa(VO3)2•4H2OTric. 1 : P1
4.HD.10MetarossiteCa(V2O6) · 2H2OTric. 1 : P1
4.HD.25DickthomsseniteMg(V2O6) · 7H2OMon. 2/m : B2/b
4.HD.30AnsermetiteMn2+(V2O6) · 4H2OMon. 2/m

Related Minerals - Dana Grouping (8th Ed.)Hide

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

21.1.3Barnesite(Na,Ca)V6O16 · 3H2OMon. 2/m : P2/m
21.1.4Bannermanite(Na,K)0.7V4+0.7V5+5.3O15Mon. 2/m : B2/m
21.1.5HowardevansiteNaCuFe2(VO4)3Tric. 1 : P1
21.1.6HuemuliteNa4Mg(V10O28) · 24H2OTric.
21.1.7Blossiteα-Cu2(V2O7)Orth. mm2 : Fdd2
21.1.11FingeriteCu11(VO4)6O2Tric. 1 : P1
21.1.12VolborthiteCu3(V2O7)(OH)2 · 2H2OMon. 2/m : B2/m
21.1.13TangeiteCaCu(VO4)(OH)Orth. 2 2 2 : P21 21 21
21.1.14VésigniéiteBaCu3(VO4)2(OH)2Mon. 2/m : B2/m

Fluorescence of MuniriteHide

None observed

Other InformationHide

Soluble in water
Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for MuniriteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Björnberg, A., Hedman, B. (1977) The crystal structure of NaVO3·1.89H2O. Acta Chemica Scandinavica: A31: 579-584.
Butt, K.A., Mahmood, K. (1983) Munirite, naturally occuring sodium vanadium oxide hydrate, a new mineral. Mineralogical Magazine: 47: 391-392.
Dunn, P.J., Fleischer, M., Francis, C.A., Langley, R.H., Kissin, S.A., Shigley, J.E., Vanko, D.A., Zilczer, J.A. (1984) New mineral names. American Mineralogist: 69: 810-815.
Evans Jr., H.T., (1988) The crystallography of munirite, NaVO3·(2-x)H2O. Mineralogical Magazine: 52: 716-717.
Jambor, J.L., Burke, E.A.J. (1989) New mineral names. American Mineralogist: 74: 1399-1404.

Internet Links for MuniriteHide

Localities for MuniriteHide

This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.

Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
Pakistan (TL)
  • Azad Jammu and Kashmir
K.A. Butt, K. Mahmood: Mineralogical Magazine 47:391-392 (1983)
South Africa
  • Mpumalanga
    • Nkangala District
      • Witbank
Cairncross, B. & Windisch, W. (1998): Microminerals from the Bushveld Complex South Africa. Mineralogical Record 29: 461-465
  • Colorado
    • Mesa Co.
      • Gateway Mining District
        • Gateway
Kampf, A.R., Nash, B.P., Marty, J., Hughes, J.M. (2016): Mesaite, CaMn2+5(V2O7)3·12H2O, a new vanadate mineral from the Packrat mine, near Gateway, Mesa County, Colorado, USA. Mineralogical Magazine: 80: (in press)
    • Montrose Co.
      • Bull Canyon Mining District
Anthony R. Kampf, John M. Hughes, Joe Marty, Barbara P. Nash, Yu-Sheng Chen, and Ian M. Steele (2014) Bluestreakite, K4Mg2(V4+2V5+8O28) ·14H2O, a new mixed-valence decavanadate mineral from the Bluestreak Mine, Montrose County, Colorado: crystal structure and descriptive mineralogy. Can Mineral 52:1007-1018
    • San Miguel Co.
      • Slick Rock Mining District
Kampf, A. R., Plášil, J., Nash, B. P., & Marty, J. (2019). Ammoniomathesiusite, a new uranyl sulfate–vanadate mineral from the Burro mine, San Miguel County, Colorado, USA. Mineralogical Magazine, 83(1), 115-121.
Kampf, A.R., Hughes, J.M., Marty, J., Gunter, M.E., Nash, B. (2011): Rakovanite, Na3{H3[V10O28]}·15H2O, a new member of the pascoite family with a protonated decavanadate polyanion. Canadian Mineralogist: 49: 595-604.
Mineral and/or Locality  
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