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Tazheranite

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Tazheranskii Massif, Lake Baikal area, Irkutskaya Oblast', Prebaikalia (Pribaikal'e), Eastern-Siberian Region, Russia
© Thomas Witzke

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Formula:
(Zr,Ti,Ca)O
 
2-x
System:IsometricColour:Bright orange to ...
Hardness:7½
Name:Named after its discovery locality, Tazheran (Tazheranskii) alkaline complex, Baikal Alkaline Province, Russia.


Compare also arkelite and baddeleyite.
Axxording to initial description Ti in Tazheranite is trivalent in difference from Zirkelite.

Classification of Tazheranite

IMA status:Approved 1969
Strunz 8th edition ID:4/D.31-20
Nickel-Strunz 10th (pending) edition ID:4.DL.10

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
D : Metal: Oxygen = 1:2 and similar
L : With large (+- medium-sized) cations; fluorite-type structures
Dana 8th edition ID:4.4.13.1

4 : SIMPLE OXIDES
4 : AX2
Hey's CIM Ref.:7.10.7

7 : Oxides and Hydroxides
10 : Oxides of Zr and Th
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Type Occurrence of Tazheranite

Type Locality:Tazheranskii Massif, Lake Baikal area, Irkutskaya Oblast', Prebaikalia (Pribaikal'e), Eastern-Siberian Region, Russia
Year of Discovery:1969

Occurrences of Tazheranite

Geological Setting:Magnesia skarns and carbonatites.

Physical Properties of Tazheranite

Lustre:Adamantine
Diaphaneity (Transparency):Transparent
Colour:Bright orange to red-orange
Comment:Colour of holotype mineral is very similar to mandarin
Streak:white
Hardness (Mohs):7½
Fracture:Conchoidal

Crystallography of Tazheranite

Crystal System:Isometric
Cell Parameters:a = 5.1Å
Unit Cell Volume:V 132.65 ų (Calculated from Unit Cell)

Optical Data of Tazheranite

Type:Isotropic

Chemical Properties of Tazheranite

Formula:
(Zr,Ti,Ca)O
 
2-x
Essential elements:O, Zr
All elements listed in formula:Ca, O, Ti, Zr

Relationship of Tazheranite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
4.DL.05Cerianite-(Ce)
(Ce
4+
 
,Th)O
 
2
4.DL.05Thorianite
ThO
 
2
4.DL.05Uraninite
UO
 
2
4.DL.05Zirkelite
(Ti,Ca,Zr)O
 
2-x
4.DL.10Calzirtite
CaZr
 
3
TiO
 
9
4.DL.10Hiärneite
(Ca,Mn,Na)
 
2
(Zr,Mn
3+
 
)
 
5
(Sb,Ti,Fe)
 
2
O
 
16
Related Minerals - Hey's Index Grouping:

- +
7.10.1Baddeleyite
ZrO
 
2
7.10.2Arkelite
ZrO
 
2
7.10.3Painite
CaZrAl
 
9
(BO
 
3
)O
 
15
7.10.4Srilankite
Ti
 
2
ZrO
 
6
7.10.5Zirconolite
CaZrTi
 
2
O
 
7
7.10.6Calzirtite
CaZr
 
3
TiO
 
9
7.10.8Zirkelite
(Ti,Ca,Zr)O
 
2-x
7.10.9Uhligite
Ca
 
3
(Ti,Al,Zr)
 
9
O
 
20
 ?
7.10.10Thorianite
ThO
 
2

Other Names for Tazheranite

Synonyms:
IMA1969-008
Other Languages:
German:Tazheranit
Russian:Тажеранит
Spanish:Tazheranita

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 Tazheranite

Reference List:

- +
Doklady Akademii Nauk SSSR (1969): 186: 917-920.

American Mineralogist (1970): 55: 318.

Doklady, Earth Science Sections: 186: 142-144.

Doklady Akademii Nauk: 359: 529-531.

Internet Links for Tazheranite

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    • Localities for Tazheranite

    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.
    Hide Locality List
    (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.
    Brazil
     
    • São Paulo
      • Cajati
    		MinRec 15:261-270
    Mexico
     
    • Chihuahua
      • Pueblito de Allende
    		Ma, C., Beckett, J.R., and Rossman, G.R. (2009) Allendeite and Hexamolybdenum: Two New Ultra-Refractory Minerals in Allende and Two Missing Links, 40th Lunar and Planetary Science Conference, 2009.
    Russia
     
    • Eastern-Siberian Region
      • Prebaikalia (Pribaikal'e)
        • Irkutskaya Oblast'
          • Lake Baikal area
    		Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
      • Transbaikalia (Zabaykalye)
        • Buriatia (Buryatia) Republic
          • Dovyren Highlands
    		Galuskin, Evgeny V. et al. (2007) Dovyrenite Ca6Zr[Si2O7]2(OH)4: Vol. 38(1) , 15-27.
    • Northern Caucasus Region
      • Kabardino-Balkarian Republic
        • Verkhnechegemskaya caldera (Upper Chegem caldera)
    		Gałuskina, I.O., Gałuskin, E.V., Armbruster, T., Lazić, B., Dzierżanowski, P., Gazeev, V.M, Prusik, K., Pertsev, N.N., Winiarski, A., Zadov, A.E., Wrzalik, R., Gurbanov, A.G. (2010): American Mineralogist 95(7), 959-967.
    Sweden
     
    • Medelpad
      • Sundsvall
    		Sandström, F., Binett, T., Wiklund, C. & Vikström, J. (2010): Alnöområdets geologi och mineralogi. Litiofilen. 27 (2) :14-42
      • Timrå
        • Tynderö
    		Sandström, F., Binett, T., Wiklund, C. & Vikström, J. (2010): Alnöområdets geologi och mineralogi. Litiofilen. 27 (2) :14-42
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    Copyright © Jolyon Ralph and Ida Chau 1993-2011. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them.Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register. Current server date and time: 19th Jun 2011 05:28:10
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