Griceite Mineral Data

Griceite Mineral Data
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General Griceite Information

Help on Chemical Formula: Chemical Formula: LiF
Help on Composition: Composition: Molecular Weight = 25.94 gm
   Lithium   26.76 %  Li   57.60 % Li2O
   Fluorine  73.24 %  F    73.24 % F
               -   %   F   -30.84 % -O=F2    
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: LiF
Help on Environment: Environment: In a sodalite inclusion in nepheline syenite.
Help on IMA Status: IMA Status: Approved IMA 1989
Help on Locality: Locality: Proudrette quarry, Mt. St. Hilaire, Quebec, Canada. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Joel D. Grice (1946-), curator of minerals, Canadian Museum of Hature, Ottawa, Canada.
Help on Name Pronunciation: Name Pronunciation: Griceite Say GRICEITE
Help on Synonym: Synonym: ICSD 62361
  IMA1986-043
  PDF 45-1460
 

Griceite Image

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Griceite   Villiaumite

Comments: White aggregates of griceite with pinkish villiaumite.
Location: Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry), Mt Saint-Hilaire, Rouville Co., Québec, Canada. Scale: Picture size 3.5 mm.
© Thomas Witzke / Abraxas-Verlag

Griceite Crystallography
Help on Cell Dimensions: Cell Dimensions: a = 4.027, Z = 4; V = 65.30 Den(Calc)= 2.64
Help on Crystal System: 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/Io): 2.01(1), 2.32(0.9), 1.424(0.5),0.822(0.1), 0.9(0.1), 0.924(0.1), 1.163(0.1), 1.213(0.1),
Click Here for Large Griceite Structure Window Crystal Structure:

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Wyckoff R W G , Crystal Structures , 1 (1963) p.85-237, Second edition. Interscience Publishers, New York, New York, rocksalt structure

 

Physical Properties of Griceite

Help on Cleavage: Cleavage: {100} Good, {100} Good, {100} Good
Help on Color: Color: Green white, Yellowish white, White.
Help on Density: Density: 2.62
Help on Diaphaneity: Diaphaneity: Translucent
Help on Fracture: Fracture: Conchoidal - Uneven - Uneven fracture producing small, conchoidal fragments.
Help on Habit: Habit: Inclusions - Generally found as inclusions in other minerals.
Help on Habit: Habit: Microscopic Crystals - Crystals visible only with microscopes.
Help on Hardness: Hardness: 4.5 - Between Fluorite and Apatite
Help on Luminescence: Luminescence: Sometimes Fluorescent, Short UV=light yellow.
Help on Luster: Luster: Vitreous - Dull
Help on Streak: Streak: white
 

Optical Properties of Griceite

Help on Optical Data: Optical Data: Isotropic, n=1.392.
 

Calculated Properties of Griceite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.44 gm/cc
note: Specific Gravity of Griceite =2.64 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.02
Boson Index = 0.98
Help on Photoelectric: Photoelectric: PEGriceite = 0.51 barns/electron
U=PEGriceite x rElectron Density= 1.26 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Griceite is Not Radioactive
 

Griceite Classification
Help on Dana Class: Dana Class: 09.01.01.05 (09)Anhydrous and Hydrated Halides
  (09.01)where A X
  (09.01.01)Halite Group
 
09.01.01.01 Halite NaCl F m3m 4/m 3 2/m
 
09.01.01.02 Sylvite KCl F m3m 4/m 3 2/m
 
09.01.01.03 Villiaumite NaF F m3m 4/m 3 2/m
 
09.01.01.04 Carobbiite KF F m3m 4/m 3 2/m
 
09.01.01.05 Griceite LiF F m3m 4/m 3 2/m
Help on Strunz Class: Strunz Class: 03.AA.20 03 - HALIDES
  03.A - Simple Halides, Without H2O
  03.AA -M:X = 1:1, 2:3, 3:5, etc.
 
03.AA.20 Carobbiite KF F m3m 4/m 3 2/m
 
03.AA.20 Griceite LiF F m3m 4/m 3 2/m
 
03.AA.20 Halite NaCl F m3m 4/m 3 2/m
 
03.AA.20 Sylvite KCl F m3m 4/m 3 2/m
 
03.AA.20 Villiaumite NaF F m3m 4/m 3 2/m
 

Other Griceite Information
Help on References: References: NAME( Dana8) PHYS. PROP.(Dana8) OPTIC PROP.(Dana8)
Help on See Also: See Also: Links to other databases for Griceite :
1 - Alkali-Nuts(English)
2 - Alkali-Nuts(Francais)
3 - Am. Min. Crystal Structure Database
4 - Athena
5 - EUROmin Project
6 - Ecole des Mines de Paris
7 - Google Images
8 - Google Scholar
9 - Handbook of Mineralogy (MinSocAm)
10 - Handbook of Mineralogy (UofA)
11 - MinDAT
12 - MinMax(Deutsch)
13 - MinMax(English)
14 - Mineralienatlas (Deutsch)
15 - QUT Mineral Atlas
16 - Ruff.Info

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Print or Cut-and-Paste your Griceite Specimen Label here :

Griceite

LiF
Dana No: 09.01.01.05 Strunz No: 03.AA.20
Locality:

 

Notes: