Hongquiite Mineral Data

General Hongquiite Information

Chemical Formula:

TiO

Composition:

Molecular Weight = 63.88 gm

Titanium 74.95 % Ti 100.00 % TiO

Oxygen 25.05 % O

______ ______

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

Cell Dimensions:

a = 4.293, Z = 4; V = 79.12 Den(Calc)= 5.36

Crystal System:

Isometric - HexoctahedralH-M Symbol (4/m 3 2/m) Space Group: F m3m

$Help on X Ray Diffraction:$ X Ray Diffraction:

By Intensity(I/I_o): 2.144(1), 1.081(0.8), 1.529(0.7),

Physical Properties of Hongquiite

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

Optical Properties of Hongquiite

Optical Data:

RL Color:

White with pinkish tint and red internal reflections.

Reflectivity

**Standardized Intensity (100%) Reflection Spectra of Hongquiite in Air**
λ	R	∑ R(λ)
466 nm	28.60
544 nm	27.50
589 nm	35.80
656 nm	32.60

**Calculated Relative Intensity Colors of Hongquiite in Air**
Relative Intensity	0%	40%	80%	100%	120%	160%	200%	240%	280%	310%
R

Calculated Properties of Hongquiite

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:

PE_Hongquiite= 12.59 barns/electron
U=PE_Hongquiite x rElectron Density= 63.39 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Hongquiite is Not Radioactive

Hongquiite Classification

Dana Class:

04.02.01.07 (04)Simple Oxides

(04.02)with a cation charge of 2+ (A++ O)

(04.02.01)Periclase group (Isometric, Fm3m)

04.02.01.01 Periclase MgO F m3m 4/m 3 2/m

04.02.01.02 Bunsenite NiO F m3m 4/m 3 2/m

04.02.01.03 Manganosite MnO F m3m 4/m 3 2/m

04.02.01.04 Monteponite CdO F m3m 4/m 3 2/m

04.02.01.05 Lime CaO F m3m 4/m 3 2/m

04.02.01.06 Wustite FeO F m3m 4/m 3 2/m

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

04.X - Unclassified Strunz OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, telluri

04.XX -Oxide

04.XX.00 Ashanite? (Nb,Ta,U,Fe,Mn)4O8 Pcan 2/m 2/m 2/m

04.XX.00 Methane hydrate-I! 46(H2O)•2(S)•6(L) P m3n 4/m 3 2/m

04.XX.00 Clinobirnessite* Na4Mn14O27•9(H2O) Mono

04.XX.00 Chubutite* Pb7O6Cl2 Unk Ortho

04.XX.00 Kleberite* FeTi6O13•4(H2O)(?) P 6₃mcm ? 6mm

04.XX.00 Hongquiite* TiO F m3m 4/m 3 2/m

04.XX.00 Psilomelane? (Ba,H2O)2Mn5O10 A2/m 2/m

04.XX.00 Struverite? (Ti,Ta,Fe)O2 P 4/mnm 4/m 2/m 2/m

04.XX.00 Ungursaite* NaCa5(Ta,Nb)24O65(OH) P 6₃/m,P 6₃ Hex

04.XX.00 Uhligite? Ca3(Ti,Al,Zr)9O20 Unk Cubic

04.XX.00 Scheteligite? (Ca,Y,Sb,Mn)2(Ti,Ta,Nb,W)2O6(O,OH) Unk Ortho

04.XX.00 Allendeite! Sc4Zr3O12 R 3 3

04.XX.00 IMA2000-016! (Ti,Fe,Mg,Mn)1-xTi2O5 Pban 2/m 2/m 2/m

04.XX.00 Methane hydrate-II! 136(H2O)•16(S)•8(L) F d3m 4/m 3 2/m

04.XX.00 IMA2000-026! (Mn,Li)4(Ta,Sn)4(Ta,Nb)8O32 C 2/c 2/m

04.XX.00 Methane hydrate-H! 34(H2O)•3(S)•2(M)•1(L) P 6/mmm 6/m 2/m 2/m

Other Hongquiite Information

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: