Tikhonenkovite Mineral Data

Tikhonenkovite Mineral Data
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General Tikhonenkovite Information

Help on Chemical Formula: Chemical Formula: SrAl(OH)F4•(H2O)
Help on Composition: Composition: Molecular Weight = 225.62 gm
   Strontium  38.84 %  Sr   45.93 % SrO
   Aluminum   11.96 %  Al   22.60 % Al2O3
   Hydrogen    1.34 %  H    11.98 % H2O
   Oxygen     14.18 %  O
   Fluorine   33.68 %  F    33.68 % F
                -   %   F   -14.18 % -O=F2    
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: SrAl(OH)F4•(H2O)
Help on Environment: Environment: In iron ores.
Help on IMA Status: IMA Status: Approved IMA 1964
Help on Locality: Locality: Karasug, Tannu-Ola range, Tuva, Russia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Igor Tikhonenkov (1927-1961), Russian student of alkaline rocks and minerals.
Help on Name Pronunciation: Name Pronunciation: Tikhonenkovite + Pronunciation Say TIKHONENKOVITE
Help on Synonym: Synonym: ICSD 23025
  PDF 17-501
 

Tikhonenkovite Image

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Tikhonenkovite

Comments: Colorless tikhonenkovite grain.
Location: Karasug Fe-REE-barite-fluorite Deposit, Tannu-Ola Range, Tuva Republic, Eastern-Siberian Region, Russia. Scale: Grain length 1.8 mm.
© Thomas Witzke / Abraxas-Verlag

Tikhonenkovite Crystallography
Help on Axial Ratios: Axial Ratios: a:b:c =0.822:1:0.4726
Help on Cell Dimensions: Cell Dimensions: a = 8.73, b = 10.62, c = 5.02, Z = 4; beta = 102.43° V = 454.51 Den(Calc)= 3.30
Help on Crystal System: Crystal System: MonoclinicSpace Group: Unk
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 4.89(1), 3.64(0.9), 3.27(0.8),
Click Here for Large Tikhonenkovite Structure Window Crystal Structure:

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Pudovkina Z V , Chernitsova N M , Pyatenko Yu A , Journal of Structural Chemistry , 14 (1973) p.445-448, Crystal structure refinement of tikhonenkovite Sr2[Al2F8(OH)2]*2H2O

 

Physical Properties of Tikhonenkovite

Help on Cleavage: Cleavage: {001} Perfect
Help on Color: Color: Colorless, Light pink.
Help on Density: Density: 3.26
Help on Diaphaneity: Diaphaneity: Transparent
Help on Fracture: Fracture: Conchoidal - Uneven - Uneven fracture producing small, conchoidal fragments.
Help on Habit: Habit: Prismatic - Crystals Shaped like Slender Prisms (e.g. tourmaline).
Help on Hardness: Hardness: 3.5 - Copper Penny
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: white
 

Optical Properties of Tikhonenkovite

Help on Optical Data: Optical Data: Biaxial (-), a=1.452, b=1.456, g=1.458, bire=0.0060, 2V(Calc)=70, 2V(Meas)=70.
 

Calculated Properties of Tikhonenkovite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=3.10 gm/cc
note: Specific Gravity of Tikhonenkovite =3.30 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.02
Boson Index = 0.98
Help on Photoelectric: Photoelectric: PETikhonenkovite = 44.23 barns/electron
U=PETikhonenkovite x rElectron Density= 137.14 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Tikhonenkovite is Not Radioactive
 

Tikhonenkovite Classification
Help on Dana Class: Dana Class: 11.06.16.01 (11)Halide Complexes; Alumino-fluorides
  (11.06)with miscellaneous formulae
  (11.06.16)Dana Group
 
11.06.16.01 Tikhonenkovite SrAl(OH)F4•(H2O) Unk Mono
Help on Strunz Class: Strunz Class: 03.CC.10 03 - HALIDES
  03.C - Complex Halides
  03.CC -Soro-aluminofluorides
 
03.CC.10 Acuminite SrAlF4(OH)•(H2O) C 2/c 2/m
 
03.CC.10 Tikhonenkovite SrAl(OH)F4•(H2O) Unk Mono
 

Other Tikhonenkovite Information
Help on References: References: NAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)
Help on See Also: See Also: Links to other databases for Tikhonenkovite :
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 - Handbook of Mineralogy (MinSocAm)
9 - MinDAT
10 - Mineralienatlas (Deutsch)
11 - Online Mineral Museum
12 - QUT Mineral Atlas
13 - Ruff.Info

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Tikhonenkovite

SrAl(OH)F4•(H2O)
Dana No: 11.06.16.01 Strunz No: 03.CC.10
Locality:

 

Notes: