Lithiowodginite
A valid IMA mineral species
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About Lithiowodginite
Formula:
LiTa3O8
Type material is very Mn-rich:
(Li0.53Mn0.43Fe3+0.01)Σ=0.97(Ta2.49Nb0.26Sn4+0.20)Σ=2.95O8.
(Li0.53Mn0.43Fe3+0.01)Σ=0.97(Ta2.49Nb0.26Sn4+0.20)Σ=2.95O8.
Colour:
Dark pink to red
Lustre:
Adamantine
Hardness:
6½
Specific Gravity:
7.5
Crystal System:
Monoclinic
Member of:
Name:
Named for its lithium content and its relationship to wodginite.
Dimorph of:
Corresponds to the intermediate-temperature form of synthetic LiTa3O8.
Unique Identifiers
Mindat ID:
2392
Long-form identifier:
mindat:1:1:2392:0
IMA Classification of Lithiowodginite
Classification of Lithiowodginite
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
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
8.1.8.4
8 : MULTIPLE OXIDES CONTAINING NIOBIUM,TANTALUM OR TITANIUM
1 : ABO4
8 : MULTIPLE OXIDES CONTAINING NIOBIUM,TANTALUM OR TITANIUM
1 : ABO4
Mineral Symbols
As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.
| Symbol | Source | Reference for Standard |
|---|---|---|
| Lwdg | IMA–CNMNC | Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43 |
Physical Properties of Lithiowodginite
Adamantine
Transparency:
Translucent
Colour:
Dark pink to red
Streak:
Pale pink
Hardness:
6½ on Mohs scale
Fracture:
Irregular/Uneven
Density:
7.5(2) g/cm3 (Measured) 7.74 g/cm3 (Calculated)
Optical Data of Lithiowodginite
Anisotropism:
Strong
Bireflectance:
Weak
Reflectivity:
| Wavelength | R1 (%) | R2 (%) |
|---|---|---|
| 486nm | 14.1% | 13.0% |
| 553nm | 14.0% | 12.9% |
| 589nm | 14.3% | 13.0% |
| 656nm | 14.0% | 12.5% |
Graph shows reflectance levels at different wavelengths (in nm). Peak reflectance is 14.3%.
R1 shown in black, R2 shown in red
Chemistry of Lithiowodginite
Mindat Formula:
LiTa3O8
Type material is very Mn-rich:
(Li0.53Mn0.43Fe3+0.01)Σ=0.97(Ta2.49Nb0.26Sn4+0.20)Σ=2.95O8.
Type material is very Mn-rich:
(Li0.53Mn0.43Fe3+0.01)Σ=0.97(Ta2.49Nb0.26Sn4+0.20)Σ=2.95O8.
Element Weights:
Elements listed:
Crystallography of Lithiowodginite
Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
B2/b
Setting:
C2/c
Cell Parameters:
a = 9.441(3) Å, b = 11.516(4) Å, c = 5.062(2) Å
β = 91.06(8)°
β = 91.06(8)°
Ratio:
a:b:c = 0.82 : 1 : 0.44
Unit Cell V:
550.26 ų (Calculated from Unit Cell)
Z:
4
Crystal Structure
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Data courtesy of the American Mineralogist Crystal Structure Database. Click on an AMCSD ID to view structure
| ID | Species | Reference | Link | Year | Locality | Pressure (GPa) | Temp (K) |
|---|---|---|---|---|---|---|---|
| 0018738 | Lithiowodginite | Santoro A, Roth R S, Minor D (1977) Neutron powder diffraction study of the intermediate-temperature form of lithium tantalate Acta Crystallographica B33 3945-3947 | ![]() | 1977 | synthetic | 0 | 293 |
| 0013334 | Lithiowodginite | Gatehouse B M, Negas T, Roth R S (1976) The crystal structure of M-LiTa3O8 and its relationship to the mineral wodginite Journal of Solid State Chemistry 18 1-7 | 1976 | synthetic | 0 | 293 | |
| 0005279 | Lithiowodginite | Ercit T S, Hawthorne F C, Cerny P (1992) The wodginite group. I. Structural crystallography The Canadian Mineralogist 30 597-611 | ![]() | 1992 | 0 | 293 |
CIF Raw Data - click here to close
X-Ray Powder Diffraction
Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 2.978 Å | (100) |
| 3.65 Å | (82) |
| 2.940 Å | (59) |
| 2.502 Å | (38) |
| 1.709 Å | (32) |
| 1.724 Å | (24) |
| 1.777 Å | (20) |
Geological Environment
Paragenetic Mode(s):
| Paragenetic Mode | Earliest Age (Ga) |
|---|---|
| Stage 4b: Highly evolved igneous rocks | >3.0 |
| 34 : Complex granite pegmatites |
Type Occurrence of Lithiowodginite
General Appearance of Type Material:
Central parts (up to 5 mm) of red-brown wodginite (crystals up to several centimeters).
Place of Conservation of Type Material:
Mining Institute, St. Petersburg, 2052/1.
A.E. Fersman Mineralogical Museum, Academy of Sciences, Moscow, Russia.
A.E. Fersman Mineralogical Museum, Academy of Sciences, Moscow, Russia.
Geological Setting of Type Material:
In albitic zones of granitic pegmatites.
Associated Minerals at Type Locality:
Synonyms of Lithiowodginite
Other Language Names for Lithiowodginite
Relationship of Lithiowodginite to other Species
Member of:
Other Members of Wodginite Group:
| Achalaite | (Fe2+,Mn)(Ti,Fe3+,Ta)(Nb,Ta)2O8 | Mon. 2/m : B2/b |
| Ferrotitanowodginite | Fe2+TiTa2O8 | Mon. 2/m : B2/b |
| Ferrowodginite | Fe2+Sn4+Ta2O8 | Mon. 2/m : B2/b |
| Lithiotantite | LiTa3O8 | Mon. 2/m : P21/b |
| Tantalowodginite | (Mn2+0.5◻0.5)TaTa2O8 | Mon. 2/m : B2/b |
| Titanowodginite | Mn2+TiTa2O8 | Mon. 2/m : B2/b |
| Wodginite | Mn2+Sn4+Ta2O8 | Mon. 2/m : B2/b |
Common Associates
Associations Based on Photo Data:
| 2 photos of Lithiowodginite associated with Wodginite | Mn2+Sn4+Ta2O8 |
| 1 photo of Lithiowodginite associated with 'Ixiolite-(Mn2+)-Ixiolite-(Fe2+) Series' |
Related Minerals - Strunz-mindat Grouping
| 4.DB. | Tianhongqiite | CrTiO3(OH) |
| 4.DB. | Nioboheftetjernite | ScNbO4 |
| 4.DB. | Huangshanite | Fe3+TaO4 |
| 4.DB. | Nioboixiolite-(Mn2+) | (Nb0.67Mn2+0.33)O2 |
| 4.DB. | Shakhdaraite-(Y) | ScYNb2O8 |
| 4.DB.05 | Varlamoffite | Sn1-xFexO2-x(OH) |
| 4.DB.05 | Argutite | GeO2 |
| 4.DB.05 | Cassiterite | SnO2 |
| 4.DB.05 | Rutile | TiO2 |
| 4.DB.05 | Plattnerite | PbO2 |
| 4.DB.05 | Tripuhyite | Fe3+Sb5+O4 |
| 4.DB.05 | Tugarinovite | MoO2 |
| 4.DB.05 | Pyrolusite | Mn4+O2 |
| 4.DB.10 | Byströmite | MgSb2O6 |
| 4.DB.10 | Ordoñezite | ZnSb2O6 |
| 4.DB.10 | Tredouxite | NiSb2O6 |
| 4.DB.10 | Tapiolite-(Mn) | Mn2+Ta2O6 |
| 4.DB.10 | Tapiolite-(Fe) | Fe2+Ta2O6 |
| 4.DB.15a | Paramontroseite | V4+O2 |
| 4.DB.15a | Ramsdellite | Mn4+O2 |
| 4.DB.15b | Akhtenskite | ε-Mn4+O2 |
| 4.DB.15c | Nsutite | (Mn4+,Mn2+)(O,OH)2 |
| 4.DB.20 | Scrutinyite | α-PbO2 |
| 4.DB.20 | Nioboixiolite-([]) | (Nb0.8◻0.2)4+O2 |
| 4.DB.25 | Ishikawaite | U4+Fe2+Nb2O8 |
| 4.DB.25 | Yttrocolumbite-(Y) | Y(U4+,Fe2+)Nb2O8 |
| 4.DB.25 | Calciosamarskite | (Ca,U4+)Fe3+(Nb,Ta,Ti)2O8 |
| 4.DB.25 | Samarskite-(Yb) | YbFe3+(Nb,Ta)2O8 |
| 4.DB.25 | Ixiolite-(Sc) | (Ta0.5Sc0.5)O2 |
| 4.DB.25 | Ixiolite-(Fe2+) | (Ta0.67Fe2+0.33)O2 |
| 4.DB.25 | Ixiolite-(Mn2+) | (Ta0.67Mn2+0.33)O2 |
| 4.DB.25 | Nioboixiolite-(Fe2+) | (Nb0.67Fe2+0.33)O2 |
| 4.DB.25 | Srilankite | TiO2 |
| 4.DB.25 | Samarskite-(Y) | YFe3+Nb2O8 |
| 4.DB.25 | Nioboixiolite-(Fe3+) | (Nb0.5Fe3+0.5)O2 |
| 4.DB.30 va | Wolframite Group | |
| 4.DB.30 | Rossovskyite | (Fe3+,Ta)(Nb,Ti)O4 |
| 4.DB.30 | Huanzalaite | MgWO4 |
| 4.DB.30 | Heftetjernite | ScTaO4 |
| 4.DB.30 | Hübnerite | MnWO4 |
| 4.DB.30 | Sanmartinite | (Zn,Fe)WO4 |
| 4.DB.30 | Ferberite | FeWO4 |
| 4.DB.30 | 'Krasnoselskite' | CoWO4 |
| 4.DB.35 | Qitianlingite | (Fe,Mn)2(Nb,Ta)2WO10 |
| 4.DB.35 | Tantalaeschynite-(Ce) | Ce(TiTa)O6 |
| 4.DB.35 | Tantalite-(Mg) | (Mg,Fe2+)(Ta,Nb)2O6 |
| 4.DB.35 | Columbite-(Mn) | Mn2+Nb2O6 |
| 4.DB.35 | Tantalite-(Mn) | Mn2+Ta2O6 |
| 4.DB.35 | Columbite-(Fe) | Fe2+Nb2O6 |
| 4.DB.35 | Columbite-(Mg) | (Mg,Fe,Mn)(Nb,Ta)2O6 |
| 4.DB.35 | Tantalite-(Fe) | Fe2+Ta2O6 |
| 4.DB.40 | Ferrotitanowodginite | Fe2+TiTa2O8 |
| 4.DB.40 | 'Wolframowodginite' | Mn(Mn,Sn,Fe,Ta)(W,Ta,Nb)2O8 |
| 4.DB.40 | Lithiotantite | LiTa3O8 |
| 4.DB.40 | Titanowodginite | Mn2+TiTa2O8 |
| 4.DB.40 | Tantalowodginite | (Mn2+0.5◻0.5)TaTa2O8 |
| 4.DB.40 | Wodginite | Mn2+Sn4+Ta2O8 |
| 4.DB.40 | Ferrowodginite | Fe2+Sn4+Ta2O8 |
| 4.DB.45 | Tivanite | V3+TiO3(OH) |
| 4.DB.50 | Carmichaelite | (Ti,Cr,Fe)[O2-x(OH)x] |
| 4.DB.55 | Alumotantite | AlTaO4 |
| 4.DB.60 | Biehlite | ((Sb,As)O)2[MoO4] |
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.
Internet Links for Lithiowodginite
mindat.org URL:
https://www.mindat.org/min-2392.html
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References for Lithiowodginite
Reference List:
Localities for Lithiowodginite
Showing 8 localities.
Locality List
- This locality has map coordinates listed.
- This locality has estimated coordinates.
ⓘ - Click for references and further information on this occurrence.
? - Indicates mineral may be doubtful at this locality.
- Good crystals or important locality for species.
- World class for species or very significant.
(TL) - Type Locality for a valid mineral species.
(FRL) - First Recorded Locality for everything else (eg varieties).
All localities listed without proper references should be considered as questionable.
Canada | |
| Ercit et al. (1992) +1 other reference |
DR Congo | |
| Melcher et al. (2015) |
| Pavel M. Kartashov analythical data of ... |
Egypt | |
| Alekseev et al. (2023) |
Kazakhstan | |
| Pekov (1998) |
| Peter Kohorst collection +1 other reference |
| В +20 other references |
USA | |
| Falster et al. (2019) |
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Ognevka Ta deposit, Ulan District, East Kazakhstan Region, Kazakhstan