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IMA2000-016 Mineral Data
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General IMA2000-016 Information
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 Chemical Formula: |
(Ti,Fe,Mg,Mn)1-xTi2O5 |
| Composition: |
Molecular Weight = 219.59 gm |
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Magnesium 1.11 % Mg 1.84 % MgO |
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Titanium 52.33 % Ti 87.30 % TiO2 |
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Manganese 2.50 % Mn 3.59 % Mn2O3 |
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Iron 7.63 % Fe 10.91 % Fe2O3 |
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Oxygen 36.43 % O |
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______ ______ |
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100.00 % 103.64 % = TOTAL OXIDE |
| Empirical Formula: |
Ti2.4Fe3+0.3Mg0.1Mn3+0.1O5 |
| Environment: |
Pseudobrookite group |
| IMA Status: |
Proposed IMA 2000 (Dana # Added) |
| Locality: |
Link to MinDat.org Location Data. |
| Name Origin: |
Commission on New Minerals, Nomenclature and Classification (CNMNC) |
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IMA2000-016 Crystallography
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| Axial Ratios: |
a:b:c =2.6165:1:2.668 |
| Cell Dimensions: |
a = 9.765, b = 3.732, c = 9.957, Z = 4; V = 362.86 Den(Calc)= 4.02 |
| Crystal System: |
Orthorhombic - Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: Pban |
| X Ray Diffraction: |
By Intensity(I/Io): 2.75(1), 1.727(0.9), 1.871(0.9),3.47(0.7), 1.548(0.3), 1.965(0.3), |
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Physical Properties of IMA2000-016
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| Color: |
Dark gray. |
| Diaphaneity: |
Opaque |
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Optical Properties of IMA2000-016
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| Optical Data: |
NCalc= 2.58 - from Gladstone-Dale relationship (KC = 0.392) where Ncalc=Dcalc*KC+1
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| RL Anisotrophism: |
Noted. |
| RL Color: |
Blue-gray. |
| Reflectivity |
Standardized Intensity (100%) Reflection Spectra of IMA2000-016 in Air
| λ |
R1 |
R2 |
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∑ R1(λ) |
∑ R2(λ) |
| 460 nm |
11.50 |
11.10 |
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| 540 nm |
10.30 |
10.30 |
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| 580 nm |
10.10 |
10.20 |
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| 640 nm |
10.30 |
10.40 |
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Calculated Relative Intensity Colors of IMA2000-016 in Air
Relative
Intensity |
0% |
90% |
100% |
180% |
270% |
360% |
450% |
540% |
630% |
720% |
810% |
860% |
| R1 |
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| R2 |
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Calculated Properties of IMA2000-016
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| Electron Density: |
Bulk Density (Electron Density)=3.82 gm/cc
note: Specific Gravity of IMA2000-016 =4.02 gm/cc.
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| Fermion Index: |
Fermion Index = 0.07
Boson Index = 0.93 |
| Photoelectric: |
PEIMA2000-016 = 11.77 barns/electron
U=PEIMA2000-016 x rElectron Density= 44.95 barns/cc.
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units)
IMA2000-016 is Not Radioactive |
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IMA2000-016 Classification
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| Dana Class: |
07.07.01.03 (07)Multiple Oxides |
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(07.07)with miscellaneous formulae |
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(07.07.01)Dana Group |
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07.07.01.01 Pseudobrookite (Fe,Fe)2(Ti,Fe)O5 Bbmm 2/m 2/m 2/m |
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07.07.01.02 Armalcolite (Mg,Fe)Ti2O5 Bbmm 2/m 2/m 2/m |
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07.07.01.03 IMA2000-016! (Ti,Fe,Mg,Mn)1-xTi2O5 Pban 2/m 2/m 2/m |
| Strunz Class: |
04.XX.00 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate |
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04.X - Unclassified Strunz OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, telluri |
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04.XX -Oxide |
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04.XX.00 Ashanite? (Nb,Ta,U,Fe,Mn)4O8 Pcan 2/m 2/m 2/m |
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04.XX.00 Methane hydrate-I! 46(H2O)•2(S)•6(L) P m3n 4/m 3 2/m |
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04.XX.00 Clinobirnessite* Na4Mn14O27•9(H2O) Mono |
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04.XX.00 Chubutite* Pb7O6Cl2 Unk Ortho |
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04.XX.00 Kleberite* FeTi6O13•4(H2O)(?) P 63mcm ? 6mm |
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04.XX.00 Hongquiite* TiO F m3m 4/m 3 2/m |
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04.XX.00 Psilomelane? (Ba,H2O)2Mn5O10 A2/m 2/m |
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04.XX.00 Struverite? (Ti,Ta,Fe)O2 P 4/mnm 4/m 2/m 2/m |
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04.XX.00 Ungursaite* NaCa5(Ta,Nb)24O65(OH) P 63/m,P 63 Hex |
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04.XX.00 Uhligite? Ca3(Ti,Al,Zr)9O20 Unk Cubic |
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04.XX.00 Scheteligite? (Ca,Y,Sb,Mn)2(Ti,Ta,Nb,W)2O6(O,OH) Unk Ortho |
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04.XX.00 Allendeite! Sc4Zr3O12 R 3 3 |
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04.XX.00 IMA2000-016! (Ti,Fe,Mg,Mn)1-xTi2O5 Pban 2/m 2/m 2/m |
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04.XX.00 Methane hydrate-II! 136(H2O)•16(S)•8(L) F d3m 4/m 3 2/m |
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04.XX.00 IMA2000-026! (Mn,Li)4(Ta,Sn)4(Ta,Nb)8O32 C 2/c 2/m |
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04.XX.00 Methane hydrate-H! 34(H2O)•3(S)•2(M)•1(L) P 6/mmm 6/m 2/m 2/m |
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Other IMA2000-016 Information
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| See Also: |
Links to other databases for IMA2000-016 :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - Google Images
4 - Google Scholar
5 - MinDAT
6 - Mineralienatlas (Deutsch)
7 - Online Mineral Museum
8 - Ruff.Info
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Print or Cut-and-Paste your IMA2000-016 Specimen Label here :
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IMA2000-016
(Ti,Fe,Mg,Mn)1-xTi2O5
Dana No: 07.07.01.03 Strunz No: 04.XX.00
Locality:
Notes:
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