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Hongquiite Mineral Data
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General Hongquiite Information
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Chemical Formula: |
TiO |
Composition: |
Molecular Weight = 63.88 gm |
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Titanium 74.95 % Ti 100.00 % TiO |
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Oxygen 25.05 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
Empirical Formula: |
TiO |
Environment: |
Found in platinum ores associated with high-temperature rocks of the garnet-hornblende-pyroxenite facies. |
IMA Status: |
Not Approved IMA 1976 |
Locality: |
Tao district, Hongqui, China. Link to MinDat.org Location Data. |
Name Origin: |
Named for the locality. |
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Hongquiite Crystallography
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Cell Dimensions: |
a = 4.293, Z = 4; V = 79.12 Den(Calc)= 5.36 |
Crystal System: |
Isometric - Hexoctahedral H-M Symbol (4/m 3 2/m) Space Group: F m3m |
X Ray Diffraction: |
By Intensity(I/Io): 2.144(1), 1.081(0.8), 1.529(0.7), |
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Physical Properties of Hongquiite
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Color: |
Light white. |
Density: |
5.36 |
Diaphaneity: |
Opaque |
Habit: |
Cubic Crystals - Occurs as cubic shaped crystals. |
Habit: |
Octahedral Crystals - Occurs as octahedral shaped crystals. |
Hardness: |
5-6 - Between Apatite and Orthoclase |
Luster: |
Metallic |
Magnetism: |
Nonmagnetic |
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Optical Properties of Hongquiite
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Optical Data: |
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RL Color: |
White with pinkish tint and red internal reflections. |
Reflectivity |
Standardized Intensity (100%) Reflection Spectra of Hongquiite in Air
λ |
R |
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∑ R(λ) |
466 nm |
28.60 |
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544 nm |
27.50 |
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589 nm |
35.80 |
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656 nm |
32.60 |
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Calculated Relative Intensity Colors of Hongquiite in Air
Relative Intensity |
0% |
40% |
80% |
100% |
120% |
160% |
200% |
240% |
280% |
310% |
R |
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Calculated Properties of Hongquiite
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Electron Density: |
Bulk Density (Electron Density)=5.03 gm/cc note: Specific Gravity of Hongquiite =5.36 gm/cc. |
Fermion Index: |
Fermion Index = 0.09 Boson Index = 0.91 |
Photoelectric: |
PEHongquiite = 12.59 barns/electron U=PEHongquiite x rElectron Density= 63.39 barns/cc. |
Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Hongquiite is Not Radioactive |
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Hongquiite Classification
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Dana Class: |
04.02.01.07 (04)Simple Oxides |
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(04.02)with a cation charge of 2+ (A++ O) |
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(04.02.01)Periclase group (Isometric, Fm3m) |
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04.02.01.01 Periclase MgO F m3m 4/m 3 2/m |
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04.02.01.02 Bunsenite NiO F m3m 4/m 3 2/m |
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04.02.01.03 Manganosite MnO F m3m 4/m 3 2/m |
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04.02.01.04 Monteponite CdO F m3m 4/m 3 2/m |
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04.02.01.05 Lime CaO F m3m 4/m 3 2/m |
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04.02.01.06 Wustite FeO F m3m 4/m 3 2/m |
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04.02.01.07 Hongquiite* TiO F m3m 4/m 3 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 Hongquiite Information
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References: |
NAME( Dana8) PHYS. PROP.(Dana8) OPTIC PROP.(Dana8) |
See Also: |
Links to other databases for Hongquiite :
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 - MinDAT
9 - Mineralienatlas (Deutsch)
10 - Online Mineral Museum
11 - QUT Mineral Atlas
12 - Ruff.Info
13 - WWW-MINCRYST
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Print or Cut-and-Paste your Hongquiite Specimen Label here :
Hongquiite
TiO
Dana No: 04.02.01.07 Strunz No: 04.XX.00
Locality:
Notes:
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