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Wolframoixiolite

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Cínovec / Zinnwald (Cinvald), Erzgebirge; Krusné Hory Mts, Saxony & Ústí Region (Bohemia; Böhmen; Boehmen), Germany & Czech Republic

Formula:
(Nb,W,Ta,Fe,Mn,Nb)
 
2
O
 
4
System:MonoclinicColour:Black
Lustre:Hardness:5 - 6
A variety of Ixiolite

A tungsten-bearing variety of ixiolite; possibly a separate species.

Originally reported from Polar Yakutia, Saha Republic (Sakha Republic; Yakutia), Eastern-Siberian Region, Russia.

Classification of Wolframoixiolite

Strunz 8th edition ID:4/D.16-40

4 : Oxides & Hydroxides
D : Oxides with metal : oxygen = 1:2 (MO2 and related compounds)
16 : Wolframite series
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Physical Properties of Wolframoixiolite

Colour:Black
Streak:Brownish black
Hardness (Mohs):5 - 6

Crystallography of Wolframoixiolite

Crystal System:Monoclinic

Chemical Properties of Wolframoixiolite

Formula:
(Nb,W,Ta,Fe,Mn,Nb)
 
2
O
 
4
Essential elements:Fe, Nb, O
All elements listed in formula:Fe, Mn, Nb, O, Ta, W

Relationship of Wolframoixiolite to other Species

Related Minerals - Strunz Grouping):

- +
4/D.16-10Hübnerite
MnWO
 
4
4/D.16-20Ferberite
FeWO
 
4
4/D.16-30Sanmartinite
(Zn,Fe)WO
 
4

Other Names for Wolframoixiolite

Synonyms:
WolframixioliteWolframo-ixiolite
Other Languages:
German:Wolframoixiolit
Spanish:Wolframoixiolita

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 Wolframoixiolite

Reference List:Zapiski Vserossiyskogo Mineralogicheskogo Obshchestva: 98: 63-73.

http://www.minersoc.org/pages/Archive-MM/Volume_39/39-308-ii.pdf

Articles/Blogs about Wolframoixiolite

Internet Links for Wolframoixiolite

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    Localities for Wolframoixiolite

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    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.
    Algeria
     
    • Tamanghasset Province
      • Ahaggar Mts (Hoggar Mts)
    Austria
     
    • Lower Austria
      • Waldviertel
        • Horn
          • Eggenburg
    		Carinthia II, 193./113 (2003) 195-216.
    China
     
    • Jiangxi Province
      • Ganzhou Prefecture
        • Quannan Co.
    		Wen-Lan Zhang, Ren-Min Hua, and Ru-Cheng Wang (2003): Mineral Deposits [Kuangchuang Dizhi] 22(2), 158-165.
    Czech Republic
     
    • Moravia (Mähren; Maehren)
      • Vysočina Region
        • Třebíč
    		Škoda, R., Novák, M., Houzar, S.: Granitické NYF pegmatity třebíčského plutonu. Acta Musei Moraviae, Scientiae geologicae, 2006, roč. 91, s. 129 - 176.
        • Žďár nad Sázavou
    		Novák, M.: Niobový a tantalový rutil – hojné variety rutilu. Minerál, 2004, roč. 12, č. 6, s. 428-431.
    Italy
     
    • Tuscany
      • Livorno Province
        • Elba Island
          • Campo nell'Elba
            • San Piero in Campo
    		Can Min (2002) 40 (3), 799-814
    Orlandi, P., & Pezzotta, F. (1997). Minerali dell'Isola d'Elba. Edizioni Novecento Grafico, Bergamo, 249 pp.
    Russia
     
    • Eastern-Siberian Region
      • Saha Republic (Sakha Republic; Yakutia)
    		Ginzburg A.I. e.a. (1969) Zapiski VMO, v.98, N1, pp. 63-73.(in Rus.).
    Slovakia
     
    • Košice Region
      • Eastern Slovenské Rudohorie Mts
    		Koděra, M. et al., 1986 a 1990 : Topografická mineralógia Slovenska, diel 1- 3, Veda – Vydavateľstvo SAV, Bratislava, 1990, 1 – 1590k
    Thailand
     
    • Pathum Thani Province
    		Eur. J. Mineral. , 1993, 5, pp. 721-736.
    Mineral and/or Locality
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