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Tazheranite

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Formula:
(Zr,Ti,Ca)(O,◻)2
System:
Isometric
Colour:
Bright orange to ...
Lustre:
Adamantine
Hardness:
Name:
Named after its discovery locality, Tazheran (Tazheranskii) alkaline complex, Baikal Alkaline Province, Russia.
Compare also arkelite and baddeleyite.
According to initial description Ti in Tazheranite is trivalent in difference from Zirkelite.


Classification of Tazheranite

Approved
Approval Year:
1969
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
4.4.13.1

4 : SIMPLE OXIDES
4 : AX2
7.10.7

7 : Oxides and Hydroxides
10 : Oxides of Zr and Th

Physical Properties of Tazheranite

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

Optical Data of Tazheranite

Type:
Isotropic

Chemical Properties of Tazheranite

IMA Formula:
(Zr,Ti,Ca)(O,◻)2
Elements listed in formula:
Analytical Data:
TiO2    2.59
ZrO2   72.48
Al2O3   0.78
Ti2O3  12.48
Fe2O3   0.99
CaO    10.68
Sum   100.00   

Crystallography of Tazheranite

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

Occurrences of Tazheranite

Type Occurrence of Tazheranite

Empirical Formula:
(Zr2.36Ca0.77Ti3+0.70Ti4+0.13Al0.06Fe3+0.05)4.07O6.97

Relationship of Tazheranite to other Species

4.DL.05Cerianite-(Ce)CeO2
4.DL.05ThorianiteThO2
4.DL.05UraniniteUO2
4.DL.05Zirkelite(Ti,Ca,Zr)O2-x
4.DL.05Aeschynite Group
4.DL.10CalzirtiteCa2Zr5Ti2O16
4.DL.10Hiärneite(Ca,Mn2+,Na)2(Zr,Mn3+)5(Sb,Ti,Fe)2O16
7.10.1BaddeleyiteZrO2
7.10.2ArkeliteZrO2
7.10.3PainiteCaZrAl9O15(BO3)
7.10.4SrilankiteTi2ZrO6
7.10.5Zirconolite(Ca,Y)Zr(Ti,Mg,Al)2O7
7.10.6CalzirtiteCa2Zr5Ti2O16
7.10.8Zirkelite(Ti,Ca,Zr)O2-x
7.10.9UhligiteCa3(Ti,Al,Zr)9O20 ?
7.10.10ThorianiteThO2

Other Names for Tazheranite

Name in Other Languages:

Other Information

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 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

mindat.org URL:
https://www.mindat.org/min-3897.html
Please feel free to link to this page.

Localities for Tazheranite

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.
(TL) indicates type locality for a valid mineral species. (FRL) indicates first recorded locality for everything else. ? 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
Ma, C. (2011) Discovery of Meteoritic Lakargiite (CaZrO3), a New Ultra-Refractory Mineral from the Acfer 094 Carbonaceous Chondrite (Abstract-Id.#5169). Meteoritics & Planetary Science, Supplement s1, p. A144. (Sept 2011).
Brazil
 
  • São Paulo
    • Cajati
MinRec 15:261-270
Kazakhstan
 
  • Pavlodar Province (Pavlodar Oblysy; Pavlodarskaya Oblast')
Ivanova, M. A., Krot, A. N., Nagashima, K. & MacPherson, G. J. (2012). Meteoritics & Planetary Science 47 (12): 2107-2127. (Dec 2012)
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 (TL)
 
  • 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; Konev A A, Ushchapovskaya Z F, Kashaev A A, Lebedeva V S (1969) Tazheranite, a new calcium-titanium-zirconium mineral, Doklady Akademii Nauk SSSR 186, 917-920; Goldschmidt Conference Abstracts (2011) Mineralogical Magazine p1785
    • Transbaikalia (Zabaykalye)
      • Buriatia Republic (Buryatia)
        • 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
      • Baksan Valley
Bailau, R., Gałuskin, E. V., Gazeev, V. M., & Gałuskina, I. O. Raman investigation of potential new mineral-Fe 3-analogue of wadalite from calcareous-silicate xenoliths of the Upper Chegem caldera, Northern Caucasus, Russia.
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
Mineral and/or Locality  
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