Mineralogy Database

Lithiowodginite Mineral Data

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General Lithiowodginite Information

Help on Chemical  Formula: Chemical Formula: LiTa3O8
Help on Composition: Composition: Molecular Weight = 677.78 gm
   Lithium    1.02 %  Li    2.20 % Li2O
   Tantalum  80.09 %  Ta   97.80 % Ta2O5
   Oxygen    18.88 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: LiTa3O8
Help on Environment: Environment: In the albite zone of granite pegmatite.
Help on IMA Status: IMA Status: Approved IMA 1990
Help on Locality: Locality: Undisclosed locality [Kalba Mountians] in eastern Kazakhstan. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the dominant LITHium content and the relationship to wodginite.
Help on Name Pronunciation: Name Pronunciation: Lithiowodginite + Pronunciation Say LITHIOWODGINITE
Help on Synonym: Synonym: ICSD 493
  IMA1988-011
  PDF 36-1480
 

Lithiowodginite Image

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  Lithiowodginite

Comments: Black crystalline grains of lithiowodginite in pegmatite.
Location: Tanco Mine, Bernic Lake, Manitoba, Canada. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Lithiowodginite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.8198:1:0.4395
Help on Cell Dimensions: Cell Dimensions: a = 9.441, b = 11.516, c = 5.062, Z = 4; beta = 91.06° V = 550.26 Den(Calc)= 8.18
Help on Crystal System: Crystal System: Monoclinic - Prismatic H-M Symbol (2/m) Space Group: C 2/c
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.987(1), 3.65(0.82), 2.94(0.5),
 

Physical Properties of Lithiowodginite

Help on Cleavage: Cleavage: None
Help on Color: Color: Brown, Pink, Red.
Help on Density: Density: 7.5
Help on Diaphaneity: Diaphaneity: Translucent to Opaque
Help on Fracture: Fracture: Uneven - Flat surfaces (not cleavage) fractured in an uneven pattern.
Help on Habit: Habit: Inclusions - Generally found as inclusions in other minerals.
Help on Habit: Habit: Twinning Common - Crystals are usually twinned.
Help on Hardness: Hardness: 5-6 - Between Apatite and Orthoclase
Help on Luster: Luster: Adamantine
Help on Streak: Streak: pale pink
 

Optical Properties of Lithiowodginite

Help on Optical Data: Optical Data: Biaxial (?)
  NCalc= 2.26 - from Gladstone-Dale relationship (KC = 0.1544) where Ncalc=Dcalc*KC+1
NCalc= 2.16 - from Gladstone-Dale relationship (KC = 0.1544) where Ncalc=Dmeas*KC+1
Help on RL Anisotrophism: RL Anisotrophism: Strong.
Help on RL Bireflectance: RL Bireflectance: Weak.
Help on RL Color: RL Color: Grayish white.
Help on Reflectivity Reflectivity
Standardized Intensity (100%) Reflection Spectra of Lithiowodginite in Air
λ R1 R2  ∑ R1(λ)   ∑ R2(λ) 
 486 nm   14.10   13.00 
   
 553 nm   14.00   12.90 
 589 nm   14.30   13.00 
 656 nm   14.00   12.50 
Calculated Relative Intensity Colors of Lithiowodginite in Air
Relative
Intensity
   0%   70% 100% 140% 210% 280% 350% 420% 490% 560% 630% 690%
R1                        
R2                        
 

Calculated Properties of Lithiowodginite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=6.90 gm/cc
note: Specific Gravity of Lithiowodginite =8.18 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0009548143
Boson Index = 0.9990451857
Help on Photoelectric: Photoelectric: PELithiowodginite = 977.29 barns/electron
U=PELithiowodginite x rElectron Density=6,746.61 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Lithiowodginite is Not Radioactive
 

Lithiowodginite Classification

Help on  Dana Class: Dana Class: 08.01.08.04 (08)Multiple Oxides with Nb, Ta, and Ti
  (08.01)where A BO4
  (08.01.08)Wodginite Group
 
08.01.08.01 Wodginite Mn(Sn,Ta)(Ta,Nb)2O8 C 2/c 2/m
 
08.01.08.02 Ferrowodginite FeSnTa2O8 C 2/c 2/m
 
08.01.08.03 Titanowodginite (Mn,Fe)(Ti,Sn)(Ta,Nb)2O8 C 2/c 2/m
 
08.01.08.04 Lithiowodginite LiTa3O8 C 2/c 2/m
 
08.01.08.05 Ferrotitanowodginite! FeTiTa2O8 C 2/m 2/m
 
08.01.08.06 IMA2000-026! (Mn,Li)4(Ta,Sn)4(Ta,Nb)8O32 C 2/c 2/m
Help on  Strunz Class: Strunz Class: 04.DB.40 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate
  04.D - Metal:Oxygen = 1:2 and similar
  04.DB -With medium-sized cations; chains of edge-sharing octahedra
 
04.DB.40 Ferrowodginite FeSnTa2O8 C 2/c 2/m
 
04.DB.40 Lithiotantite Li(Ta,Nb)3O8 P 21/c 2/m
 
04.DB.40 Lithiowodginite LiTa3O8 C 2/c 2/m
 
04.DB.40 Tantalowodginite* (Mn2,[])4Ta4Ta8O32 C 2/c 2/m
 
04.DB.40 Titanowodginite (Mn,Fe)(Ti,Sn)(Ta,Nb)2O8 C 2/c 2/m
 
04.DB.40 Wodginite Mn(Sn,Ta)(Ta,Nb)2O8 C 2/c 2/m
 
04.DB.40 Ferrotitanowodginite! FeTiTa2O8 C 2/m 2/m
 

Other Lithiowodginite Information

Help on References: References: NAME( AntBidBlaNic3) PHYS. PROP.(Am.Min.,Vol.76,p667,1991) OPTIC PROP.(AntBidBlaNic3)
Help on See Also: See Also: Links to other databases for Lithiowodginite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - GeoScienceWorld
6 - Google Images
7 - Google Scholar
8 - Handbook of Mineralogy (MinSocAm)
9 - Handbook of Mineralogy (UofA)
10 - MinDAT
11 - Mineralienatlas (Deutsch)
12 - Online Mineral Museum
13 - QUT Mineral Atlas
14 - Ruff.Info
15 - WWW-MINCRYST

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Lithiowodginite

LiTa3O8
Dana No: 08.01.08.04 Strunz No: 04.DB.40
Locality:

 

Notes:

 

 
   
 


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