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Metamunirite

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Burro Mine (C-SR-13 Mesa), Slick Rock District, San Miguel Co., Colorado, USA
© Jake Slagle

Show Metamunirite Photos (15)



Formula:
NaVO
 
3
System:OrthorhombicColour:Colourless


May from by dehydration of munirite.

Classification of Metamunirite

IMA status:Approved
Strunz 8th edition ID:4/G.07-40
Nickel-Strunz 10th (pending) edition ID:4.HD.20

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
H : V[5,6] Vanadates
D : Inovanadates
Dana 8th edition ID:47.1.3.2

47 : VANADIUM OXYSALTS
1 : Normal Anhydrous Vanadium Oxysalts
Hey's CIM Ref.:21.1.1

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

Type Locality:Burro Mine (C-SR-13 Mesa), Slick Rock District, San Miguel Co., Colorado, USA
Year of Discovery:1991

Physical Properties of Metamunirite

Colour:Colourless

Crystallography of Metamunirite

Crystal System:Orthorhombic
Cell Parameters:a = 14.13Å, b = 3.64Å, c = 5.35Å
Ratio:a:b:c = 3.882 : 1 : 1.47
Unit Cell Volume:V 275.17 ų (Calculated from Unit Cell)

Optical Data of Metamunirite

Type:Biaxial (+)
RI values: nα = 1.780 nβ = 1.800
2V:Measured: 30° to 40°
Maximum Birefringence:δ = 1.780

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:Very High
Dispersion:r > v distinct

Chemical Properties of Metamunirite

Formula:
NaVO
 
3
Essential elements:Na, O, V
All elements listed in formula:Na, O, V

Relationship of Metamunirite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
4.HD.05Rossite
Ca(V
 
2
O
 
6
) · 4H
 
2
O
4.HD.10Metarossite
Ca(V
 
2
O
 
6
) · 2H
 
2
O
4.HD.15Munirite
NaVO
 
3
 · 1.9H
 
2
O
4.HD.25Dickthomssenite
Mg(V
 
2
O
 
6
) · 7H
 
2
O
4.HD.30Ansermetite
Mn
2+
 
(V
 
2
O
 
6
) · 4H
 
2
O
Related Minerals - Hey's Index Grouping:

- +
21.1.2Munirite
NaVO
 
3
 · 1.9H
 
2
O
21.1.3Barnesite
(Na,Ca)V
 
6
O
 
16
 · 3H
 
2
O
21.1.4Bannermanite
(Na,K)
 
0.7
V
4+
0.7
V
5+
5.3
O
 
15
21.1.5Howardevansite
NaCuFe
 
2
(VO
 
4
)
 
3
21.1.6Huemulite
Na
 
4
Mg(V
 
10
O
 
28
) · 24H
 
2
O
21.1.7Blossite
α-Cu
 
2
(V
 
2
O
 
7
)
21.1.8Ziesite
β-Cu
 
2
(V
 
2
O
 
7
)
21.1.9Stoiberite
Cu
 
5
(VO
 
4
)
 
2
O
 
2
21.1.10Mcbirneyite
Cu
 
3
(VO
 
4
)
 
2
21.1.11Fingerite
Cu
 
11
(VO
 
4
)
 
6
O
 
2
21.1.12Volborthite
Cu
 
3
(V
 
2
O
 
7
)(OH)
 
2
 · 2H
 
2
O
21.1.13Tangeite
CaCu(VO
 
4
)(OH)
21.1.14Vésigniéite
BaCu
 
3
(VO
 
4
)
 
2
(OH)
 
2
21.1.15Lyonsite
Cu
 
3
Fe
 
4
(VO
 
4
)
 
6

Other Names for Metamunirite

Synonyms:
IMA1990-044
Other Languages:
German:Metamunirit
Russian:Метамунирит
Spanish:Metamunirita

Other Information

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

References for Metamunirite

Reference List:

- +
Mineralogical Magazine (1991): 55: 509-513.

Acta Crystallographica: B40: 102-105.

Internet Links for Metamunirite

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    • Localities for Metamunirite

    The 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.
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    (TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
    Spain
     
    • Catalonia
      • Lleida (Lérida)
        • El Pallars Jussà
          • La Torre de Cabdella
            • La Plana de Mont-ros
              • Castell-estaó
    		Joan Abella i Creus and Joan Viñals i Olià (2012) NUEVOS MINERALES DE LA “MINA EUREKA”: METAMUNIRITA, SCHRÖCKINGERITA, BOLTWOODITA Y GORDAITA, CASTELL-ESTAÓ, LA TORRE DE CABDELLA, LLEIDA, ESPAÑA. - http://mineralsabella.blogspot.com.es/2012/06/nuevos-minerales-de-la-mina-eureka.html
    USA
     
    • Colorado
      • San Miguel Co.
        • Gypsum Valley District
    		Patrick Haynes communication (2004)
        • Slick Rock District
    		Min.Mag.(1991) 55, 509-513; "Minerals of Colorado, updated & revised", p. 320, by Eckel, Edwin B., 1997
    Min.Mag.:55:509-513.
    Michael Shannon collection
    • Utah
      • San Juan Co.
        • Big Indian District (Big Indian Wash - Lisbon Valley Area)
    		Patrick Haynes communication (2004)
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