Tugarinovite
A valid IMA mineral species
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About Tugarinovite
Aleksei I. Tugarinov
Formula:
MoO2
Colour:
Dark lilac-brown
Lustre:
Greasy, Metallic
Hardness:
4½
Specific Gravity:
6.58 (Calculated)
Crystal System:
Monoclinic
Name:
Named in honor of Aleksei Ivanovich Tugarinov (Алексей Иванович Тугаринов) (12 March 1917, Petrograd, Russian empire - 12 July 1977, Moscow, USSR), geochemist, Vernadskii Institute (Moscow).
Type Locality:
This page provides mineralogical data about Tugarinovite.
Unique Identifiers
Mindat ID:
4043
Long-form identifier:
mindat:1:1:4043:9
IMA Classification of Tugarinovite
Approved
Approval year:
1979
First published:
1980
Classification of Tugarinovite
4.DB.05
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
4.4.15.1
4 : SIMPLE OXIDES
4 : AX2
4 : SIMPLE OXIDES
4 : AX2
7.15.1
7 : Oxides and Hydroxides
15 : Oxides of Mo and W
7 : Oxides and Hydroxides
15 : Oxides of Mo and W
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 |
|---|---|---|
| Tug | 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 Tugarinovite
Greasy, Metallic
Transparency:
Opaque
Colour:
Dark lilac-brown
Streak:
Greenish gray
Hardness:
4½ on Mohs scale
Hardness:
VHN20=300 kg/mm2 (15 s test time) - Vickers
Density:
6.58 g/cm3 (Calculated)
Optical Data of Tugarinovite
Anisotropism:
Very strong pale yellowish to bluish olive-brown
Bireflectance:
Strong - light gray to dark rose
Reflectivity:
| Wavelength | R1 (%) | R2 (%) |
|---|---|---|
| 400nm | 16.8% | 27.5% |
| 480nm | 14.9% | 23.1% |
| 520nm | 14.5% | 20.9% |
| 560nm | 16.2% | 19.9% |
| 600nm | 21.3% | 19.6% |
| 640nm | 27.6% | 19.9% |
| 680nm | 33.9% | 21.7% |
| 700nm | 37.2% | 23.2% |
Graph shows reflectance levels at different wavelengths (in nm). Peak reflectance is 37.2%.
R1 shown in black, R2 shown in red
Internal Reflections:
None
Chemistry of Tugarinovite
Mindat Formula:
MoO2
Elements listed:
Crystallography of Tugarinovite
Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
P21/b
Setting:
P21/c
Cell Parameters:
a = 5.59(1) Å, b = 4.82(1) Å, c = 5.51(1) Å
β = 119.32°
β = 119.32°
Ratio:
a:b:c = 1.16 : 1 : 1.143
Unit Cell V:
129.44 ų (Calculated from Unit Cell)
Z:
4
Twinning:
polysynthetically twinned
Comment:
by analogy to synthetic material
Crystal Structure
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Unit Cell | Unit Cell Packed
2x2x2 | 3x3x3 | 4x4x4
Unit Cell | Unit Cell Packed
2x2x2 | 3x3x3 | 4x4x4
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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) |
|---|---|---|---|---|---|---|---|
| 0011769 | Tugarinovite | Wyckoff R W G (1963) Second edition. Interscience Publishers, New York, New York Crystal Structures 1 239-444 | 1963 | 0 | 293 |
CIF Raw Data - click here to close
X-Ray Powder Diffraction
Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 3.391 Å | (100) |
| 2.412 Å | (8) |
| 1.703 Å | (8) |
| 1.716 Å | (6) |
| 1.398 Å | (6) |
| 1.077 Å | (5) |
| 2.388 Å | (4) |
Geological Environment
Paragenetic Mode(s):
| Paragenetic Mode | Earliest Age (Ga) |
|---|---|
| Stage 2: Planetesimal differentiation and alteration | 4.566-4.550 |
| 6 : Secondary asteroid phases | 4.566-4.560 |
| Stage 7: Great Oxidation Event | <2.4 |
| 45b : [Other oxidized fumarolic minerals] | |
| Stage 10a: Neoproterozoic oxygenation/terrestrial biosphere | <0.6 |
| 50 : Coal and/or oil shale minerals | <0.36 |
| Stage 10b: Anthropogenic minerals | <10 Ka |
| 54 : Coal and other mine fire minerals (see also #51 and #56) |
Type Occurrence of Tugarinovite
General Appearance of Type Material:
Prismatic to thick tabular 0.5 to 1.5mm.
Place of Conservation of Type Material:
A.E. Fersman Mineralogical Museum, Academy of Sciences, Moscow, Russia, 81395.
Geological Setting of Type Material:
Hypogene veins.
Associated Minerals at Type Locality:
Synonyms of Tugarinovite
Other Language Names for Tugarinovite
Common Associates
Associations Based on Photo Data:
| 9 photos of Tugarinovite associated with Ilsemannite | Mo3O8 · nH2O |
| 7 photos of Tugarinovite associated with Anhydrite | CaSO4 |
| 1 photo of Tugarinovite associated with Monipite | MoNiP |
| 1 photo of Tugarinovite associated with Kamiokite | Fe2Mo3O8 |
| 1 photo of Tugarinovite associated with Magnetite | Fe2+Fe3+2O4 |
| 1 photo of Tugarinovite associated with Molybdenite | MoS2 |
| 1 photo of Tugarinovite associated with Spinel | MgAl2O4 |
| 1 photo of Tugarinovite associated with Aphthitalite | K3Na(SO4)2 |
| 1 photo of Tugarinovite associated with 'Apatite' | Ca5(PO4)3A |
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 | 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 | ZrTi2O6 |
| 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 | Lithiowodginite | 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
Electrical:
Electric conductor (Ben-Dor and Shimony 1974)
Notes:
Dissolved in strong nitric acid after 3-5 hours.
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 Tugarinovite
mindat.org URL:
https://www.mindat.org/min-4043.html
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References for Tugarinovite
Reference List:
Fleischer, Michael, Pabst, Adolf (1981) New Mineral Names. American Mineralogist, 66 (3-4) 436-439 pp.438-439
Localities for Tugarinovite
Showing 8 localities.
symbol to view information about a locality.
The 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.
Czech Republic | |
| www.gpkv.cz/haldy.html |
Japan | |
| Nitta et al. (2006) |
| Nitta et al. (2006) | |
| NITTA et al. (2006) | |
Mexico | |
| 72nd Meteor.Soc. Meeting (2009) |
Russia (TL) | |
| Kruglova et al. (1980) +1 other reference |
| maurice.strahlen.org (2004) +2 other references |
| Frascoli et al. (2018) |
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Main Crater, Iodake, Satsuma-Ioujima, Mishima village, Kagoshima District, Kagoshima Prefecture, Japan