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Lithiotantite

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Formula:
LiTa3O8
System:
Monoclinic
Colour:
Colourless
Hardness:
6 - 6½
Member of:
Dimorph of:
Corresponds to the low-temperature form of synthetic LiTa3O8.


Classification of Lithiotantite

Approved
4.DB.40

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
D : Metal: Oxygen = 1:2 and similar
B : With medium-sized cations; chains of edge-sharing octahedra
8.7.7.1

8 : MULTIPLE OXIDES CONTAINING NIOBIUM,TANTALUM OR TITANIUM
7 : Miscellaneous
18.1.1

18 : Niobates and Tantalates
1 : Niobates and tantalates containing neither rare earths nor U

Physical Properties of Lithiotantite

Colour:
Colourless
Hardness (Mohs):
6 - 6½

Chemical Properties of Lithiotantite

Formula:
LiTa3O8
Elements listed in formula:

Crystallography of Lithiotantite

Crystal System:
Monoclinic
Cell Parameters:
a = 7.44Å, b = 5.04Å, c = 15.25Å
β = 107.18°
Ratio:
a:b:c = 1.476 : 1 : 3.026
Unit Cell Volume:
V 546.32 ų (Calculated from Unit Cell)

Type Occurrence of Lithiotantite

Relationship of Lithiotantite to other Species

Member of:
Other Members of Group:
Achalaite(Fe2+,Mn)(Ti,Fe3+,Ta)(Nb,Ta)2O8
FerrotitanowodginiteFe2+TiTa2O8
FerrowodginiteFe2+Sn4+Ta2O8
LithiowodginiteLiTa3O8
TitanowodginiteMn2+TiTa2O8
WodginiteMn2+Sn4+Ta2O8
4.DB.05ArgutiteGeO2
4.DB.05CassiteriteSnO2
4.DB.05PlattneritePbO2
4.DB.05PyrolusiteMnO2
4.DB.05RutileTiO2
4.DB.05TripuhyiteFe3+Sb5+O4
4.DB.05TugarinoviteMoO2
4.DB.05Varlamoffite(Sn,Fe)(O,OH)2
4.DB.10ByströmiteMgSb25+O6
4.DB.10Tapiolite-(Fe)Fe2+Ta2O6
4.DB.10Tapiolite-(Mn)Mn2+Ta2O6
4.DB.10OrdoñeziteZnSb25+O6
4.DB.15bAkhtenskiteMnO2
4.DB.15cNsutiteMnx2+Mn4+1-xO2-2x(OH)2x
4.DB.15aParamontroseiteVO2
4.DB.15aRamsdelliteMn4+O2
4.DB.20ScrutinyitePbO2
4.DB.25Ishikawaite(U,Fe,Y)NbO4
4.DB.25Ixiolite(Ta,Mn,Nb)O2
4.DB.25Samarskite-(Y)(Y,Ce,U,Fe,Nb)(Nb,Ta,Ti)O4
4.DB.25SrilankiteTi2ZrO6
4.DB.25Yttrocolumbite-(Y)(Y,U,Fe2+)(Nb,Ta)O4
4.DB.25Calciosamarskite(Ca,Fe,Y)(Nb,Ta,Ti)O4
4.DB.25Samarskite-(Yb)YbNbO4
4.DB.30FerberiteFe2+WO4
4.DB.30HübneriteMn2+WO4
4.DB.30SanmartiniteZnWO4
4.DB.30KrasnoselskiteCoWO4
4.DB.30HeftetjerniteScTaO4
4.DB.30HuanzalaiteMgWO4
4.DB.35Columbite-(Fe)Fe2+Nb2O6
4.DB.35Tantalite-(Fe)Fe2+Ta2O6
4.DB.35Columbite-(Mn)Mn2+Nb2O6
4.DB.35Tantalite-(Mn)Mn2+Ta2O6
4.DB.35Columbite-(Mg)MgNb2O6
4.DB.35QitianlingiteFe22+Nb2W6+O10
4.DB.35Magnocolumbite(Mg,Fe,Mn)(Nb,Ta)2O6
4.DB.35Tantalite-(Mg)MgTa2O6
4.DB.40FerrowodginiteFe2+Sn4+Ta2O8
4.DB.40LithiowodginiteLiTa3O8
4.DB.40TitanowodginiteMn2+TiTa2O8
4.DB.40WodginiteMn2+Sn4+Ta2O8
4.DB.40FerrotitanowodginiteFe2+TiTa2O8
4.DB.40WolframowodginiteMn(Mn,Sn,Fe,Ta)(W,Ta,Nb)2O8
4.DB.45TivaniteTiV3+O3(OH)
4.DB.50Carmichaelite(Ti,Cr,Fe)(O,OH)2
4.DB.55AlumotantiteAlTaO4
4.DB.60BiehliteSb23+MoO6
18.1.2LueshiteNaNbO3
18.1.3NatroniobiteNaNbO3
18.1.4FranconiteNaNb2O5(OH) · 3H2O
18.1.5NatrotantiteNa2Ta4O11
18.1.6IrtyshiteNa2Ta4O11
18.1.7Rankamaite(Na,K,Pb)(Ta,Nb,Al)4(O,OH)10
18.1.8Hydropyrochlore(H2O,◻)2Nb2(O,OH)6(H2O)
18.1.9CalciotantiteCaTa4O11
18.1.10RynersoniteCaTa2O6
18.1.11Microlite Group(Ca,Na)2Ta2(O,OH,F)7
18.1.12BelyankiniteCa1-2(Ti,Zr,Nb)5O12 · 9H2O
18.1.13LatrappiteCa2NbFe3+O6
18.1.14HochelagaiteCaNb4O11 · 8H2O
18.1.15Bariomicrolite (of Hogarth 1977)
18.1.16ParabariomicroliteBaTa4O10(OH)2 · 2H2O
18.1.17Bariopyrochlore (of Hogarth 1977)A2Nb2(O,OH)6Z
18.1.18AlumotantiteAlTaO4
18.1.19SimpsoniteAl4Ta3O13(OH)
18.1.20SosedkoiteK5Al2Ta22O60
18.1.21ThoreauliteSn2+Ta2O6
18.1.22Stannomicrolite (of Hogarth 1977)
18.1.23FoorditeSn2+Nb2O6
18.1.24ChangbaiitePbNb2O6
18.1.25Plumbopyrochlore (of Skorobogatova et al.)A2Nb2(O,OH)6Z
18.1.26Plumbomicrolite (of Hogarth 1977)
18.1.27StibiocolumbiteSbNbO4
18.1.28StibiotantaliteSb3+TaO4
18.1.29Natrobistantite
18.1.30CesplumtantiteCs2Pb3Ta8O24
18.1.31Stibiomicrolite (of Groat et al.)
18.1.32Cesstibtantite
18.1.34BismutotantaliteBiTaO4
18.1.35Bismutomicrolite (of Hogarth 1977)
18.1.36Tantalite-(Mn)Mn2+Ta2O6
18.1.37GerasimovskiteMn2+(Ti,Nb)5O12 · 9H2O
18.1.38Tapiolite-(Mn)Mn2+Ta2O6
18.1.39Columbite-(Mn)Mn2+Nb2O6
18.1.40WodginiteMn2+Sn4+Ta2O8
18.1.41Ixiolite(Ta,Mn,Nb)O2
18.1.42Columbite-(Fe)Fe2+Nb2O6
18.1.43Tantalite-(Fe)Fe2+Ta2O6
18.1.44Columbite
18.1.45Tantalite(Mn,Fe)(Ta,Nb)2O6
18.1.46Tapiolite(Fe,Mn)(Ta,Nb)2O6
18.1.47Tapiolite-(Fe)Fe2+Ta2O6
18.1.48Columbite-(Mg)MgNb2O6
18.1.50Strüverite(Ti,Ta,Fe)O2
18.1.51 Staringite(Fe,Mn)x(Ta,Nb)2xSn6-3xO12

Other Names for Lithiotantite

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 Lithiotantite

Reference List:
Voloshin, A. V., Pakhomovskii, Y. A., Stepanov, V. I., Tyusheva, F. N. (1983): Lithiotantite Li(Ta,Nb)3O8 - a new mineral from granite pegmatites in Eastern Kazakhstan. Mineralogiceskij Zhurnal, 5, 91-95. (Abs. in American Mineralogist (1984): 69: 1191-1192)

Menezes, L. A. D., Yang, H., Downs, R. T., Chaves, L. S. C., Persiano, A. C. (2012): Lithiotantite, ideally LiTa3O8. Acta Crystallographica, E68, i27-i28.

Internet Links for Lithiotantite

mindat.org URL:
https://www.mindat.org/min-2390.html
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Localities for Lithiotantite

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.
Brazil
 
  • Minas Gerais
    • Itinga
specimen from Luis Menezes
Lithiotantite, Ideally LiTa3O8 - Luiz A.D.Menezes Filho, Hexiong Yang, Robert T. Downs, Mário L.S.C. Chaves, Aba C. Persiano - Acta Cryst. (2012) E68, i27 - i28; Luiz Alberto Dias Menezes Filho, Mario Luiz de Sá Carneiro Chaves, Coralie Heinis Dias, Daniel Atencio (2016): Recent mineral discoveries in the Coronel Murta, Taquaral, and Medina pegmatite fields, northeastern Minas Gerais, Brazil. REM - Int. Eng. J. 69, 301-307. [http://www.scielo.br/pdf/remi/v69n3/2448-167X-remi-69-03-0301.pdf].
Democratic Republic of Congo (Zaïre)
 
  • Katanga (Shaba)
Pavel M. Kartashov analythical data of 2016
Kazakhstan
 
  • Eastern Kazakhstan Province (Shyghys Qazaqstan Oblysy; Vostochno-Kazakhstanskaya Oblast')
    • Kalba Range
      • Irtysh River
Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
Voloshin, A.V., Pakomovskii, Ya.A., Stepanov, V.I., Tyusheva, F.N. (1983): Lithiotantite, Li,(Ta,Nb)3O8, a new mineral from granite pegmatites of Eastern Kazakhstan. Mineralogiceskij Zhurnal, 5(1), 91-95. Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
Mineral and/or Locality  
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