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Ulvospinel Mineral Data
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General Ulvospinel Information
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 Chemical Formula: |
TiFe++2O4 |
| Composition: |
Molecular Weight = 223.57 gm |
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Titanium 21.42 % Ti 35.73 % TiO2 |
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Iron 49.96 % Fe 64.27 % FeO |
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Oxygen 28.63 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
TiFe2+2O4 |
| Environment: |
Common constituant of titaniferous magnetite iron ores. |
| IMA Status: |
Valid Species (Pre-IMA) 1943 |
| Locality: |
Sodra Ulv�n island, Angermanland, Sweden Link to MinDat.org Location Data. |
| Name Origin: |
Named after the locality and the spinel group of minerals. |
| Name Pronunciation: |
Ulvospinel + Pronunciation  |
| Synonym: |
Ulvite |
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Ulvospinel Image |
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Images:
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Ulvospinel Crystallography
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| Cell Dimensions: |
a = 8.4596, Z = 8; V = 605.41 Den(Calc)= 4.91 |
| Crystal System: |
Isometric - Hexoctahedral H-M Symbol (4/m 3 2/m) Space Group: F d3m |
| X Ray Diffraction: |
By Intensity(I/Io): 2.574(1), 1.509(0.45), 1.643(0.35), |
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Physical Properties of Ulvospinel
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| Color: |
Black. |
| Diaphaneity: |
Opaque |
| Hardness: |
5.5-6 - Knife Blade-Orthoclase |
| Luster: |
Metallic |
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Optical Properties of Ulvospinel
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| Optical Data: |
Isotropic. |
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NCalc= 2.28 - from Gladstone-Dale relationship (KC = 0.2612) where Ncalc=Dcalc*KC+1
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| RL Color: |
Brown to reddish brown. |
| Reflectivity |
Standardized Intensity (100%) Reflection Spectra of Ulvospinel in Air
| λ |
R |
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∑ R(λ) |
| 400 nm |
17.90 |
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| 420 nm |
17.50 |
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| 440 nm |
17.10 |
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| 460 nm |
17.00 |
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| 480 nm |
16.90 |
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| 500 nm |
17.00 |
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| 520 nm |
17.20 |
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| 540 nm |
17.50 |
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| 560 nm |
17.80 |
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| 580 nm |
18.20 |
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| 600 nm |
18.60 |
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| 620 nm |
18.90 |
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| 640 nm |
19.10 |
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| 660 nm |
19.20 |
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| 680 nm |
19.20 |
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| 700 nm |
19.20 |
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Calculated Relative Intensity Colors of Ulvospinel in Air
Relative
Intensity |
0% |
60% |
100% |
120% |
180% |
240% |
300% |
360% |
420% |
480% |
510% |
| R |
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Calculated Properties of Ulvospinel
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| Electron Density: |
Bulk Density (Electron Density)=4.66 gm/cc
note: Specific Gravity of Ulvospinel =4.91 gm/cc.
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| Fermion Index: |
Fermion Index = 0.03
Boson Index = 0.97 |
| Photoelectric: |
PEUlvospinel = 18.89 barns/electron
U=PEUlvospinel x rElectron Density= 87.94 barns/cc.
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Ulvospinel is Not Radioactive |
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Ulvospinel Classification
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| Dana Class: |
07.02.05.02 (07)Multiple Oxides |
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(07.02)(A+ B++)2 X4 Spinel group |
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(07.02.05)(Titanium subgroup) |
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07.02.05.01 Qandilite (Mg,Fe)2(Ti,Fe,Al)O4 F d3m 4/m 3 2/m |
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07.02.05.02 Ulvospinel TiFe2O4 F d3m 4/m 3 2/m |
| Strunz Class: |
04.BB.05 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate |
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04.B - Metal:Oxygen = 3:4 and similar |
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04.BB -With only medium-sized cations |
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04.BB.05 Cochromite (Co,Ni,Fe)(Cr,Al)2O4 F d3m 4/m 3 2/m |
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04.BB.05 Filipstadite (Mn,Mg)4SbFeO8 pseudo ISO 2/m 2/m 2/m |
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04.BB.05 Magnetite FeFe2O4 F d3m 4/m 3 2/m |
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04.BB.05 Gahnite ZnAl2O4 F d3m 4/m 3 2/m |
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04.BB.05 Chromite FeCr2O4 F d3m 4/m 3 2/m |
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04.BB.05 Galaxite (Mn,Mg)(Al,Fe)2O4 F d3m 4/m 3 2/m |
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04.BB.05 Cuprospinel (Cu,Mg)Fe2O4 F d3m 4/m 3 2/m |
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04.BB.05 Donathite? (Fe,Mg)(Cr,Fe)2O4 P 4/nnm 4/m 2/m 2/m |
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04.BB.05 Brunogeierite (Ge,Fe)Fe2O4 F d3m 4/m 3 2/m |
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04.BB.05 Coulsonite FeV2O4 F d3m 4/m 3 2/m |
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04.BB.05 Hercynite FeAl2O4 F d3m 4/m 3 2/m |
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04.BB.05 Franklinite (Zn,Mn,Fe)(Fe,Mn)2O4 F d3m 4/m 3 2/m |
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04.BB.05 Jacobsite (Mn,Fe,Mg)(Fe,Mn)2O4 F d3m 4/m 3 2/m |
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04.BB.05 Magnesiochromite MgCr2O4 F d3m 4/m 3 2/m |
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04.BB.05 Magnesioferrite MgFe2O4 F d3m 4/m 3 2/m |
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04.BB.05 Magnesiocoulsonite MgV2O4 F d3m 4/m 3 2/m |
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04.BB.05 Manganochromite (Mn,Fe)(Cr,V)2O4 F d3m 4/m 3 2/m |
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04.BB.05 Qandilite (Mg,Fe)2(Ti,Fe,Al)O4 F d3m 4/m 3 2/m |
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04.BB.05 Nichromite (Ni,Co,Fe)(Cr,Fe,Al)2O4 F d3m 4/m 3 2/m |
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04.BB.05 Spinel MgAl2O4 F d3m 4/m 3 2/m |
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04.BB.05 Ulvospinel TiFe2O4 F d3m 4/m 3 2/m |
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04.BB.05 Zincochromite ZnCr2O4 F d3m 4/m 3 2/m |
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04.BB.05 Trevorite NiFe2O4 F d3m 4/m 3 2/m |
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04.BB.05 Vuorelainenite (Mn,Fe)(V,Cr)2O4 F d3m 4/m 3 2/m |
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Other Ulvospinel Information
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| References: |
NAME( Athena) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic3) |
| See Also: |
Links to other databases for Ulvospinel :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - GeoScienceWorld
4 - Google Images
5 - Google Scholar
6 - Handbook of Mineralogy (MinSocAm)
7 - Handbook of Mineralogy (UofA)
8 - MinDAT
9 - Mineralienatlas (Deutsch)
10 - Online Mineral Museum
11 - QUT Mineral Atlas
12 - Ruff.Info
13 - University of Colorado - Mineral Structure Data
14 - WWW-MINCRYST
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Print or Cut-and-Paste your Ulvospinel Specimen Label here :
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Ulvospinel
TiFe++2O4
Dana No: 07.02.05.02 Strunz No: 04.BB.05
Locality:
Notes:
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