Mineralogy Database

Colquiriite Mineral Data

Search Webmineral :

General Colquiriite Information

Help on Chemical  Formula: Chemical Formula: CaLiAlF6
Help on Composition: Composition: Molecular Weight = 187.99 gm
   Lithium    3.69 %  Li    7.95 % Li2O
   Calcium   21.32 %  Ca   29.83 % CaO
   Aluminum  14.35 %  Al   27.12 % Al2O3
   Fluorine  60.64 %  F    60.64 % F
               -   %   F   -25.53 % -O=F2    
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: CaLiAlF6
Help on Environment: Environment: Rare accessory species in tin mine. Synthetic material used for laser crystals.
Help on IMA Status: IMA Status: Approved IMA 1980
Help on Locality: Locality: Colquiri mine, Colquiri, Bolivia Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named after the locality.
Help on Synonym: Synonym: ICSD 39699
  PDF 33-794

Colquiriite Image

Click Here for Larger   Image in a New Browser Window Images:
Click Here for Larger   Image


Comments: Colorless tabular crystals of colquiriite on matrix.
Location: Serra Branca pegmatite, Pedra Lavrada, Picuí, Paraíba, Northeast Region, Brazil. Scale: Picture size 0.8 mm.
© Thomas Witzke / Abraxas-Verlag

Colquiriite Crystallography

Help on Axial Ratios: Axial Ratios: a:c = 1:1.92629
Help on Cell Dimensions: Cell Dimensions: a = 5.02, c = 9.67, Z = 2; V = 211.04 Den(Calc)= 2.96
Help on Crystal System: Crystal System: Trigonal - Hexagonal Scalenohedral H-M Symbol (3 2/m) Space Group: P 3c
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.23(1), 2.22(0.9), 1.736(0.8),

Physical Properties of Colquiriite

Help on Cleavage: Cleavage: None
Help on Color: Color: White.
Help on Density: Density: 2.94
Help on Fracture: Fracture: Conchoidal - Fractures developed in brittle materials characterized by smoothly curving surfaces, (e.g. quartz).
Help on Hardness: Hardness: 4 - Fluorite
Help on Streak: Streak: white

Optical Properties of Colquiriite

Help on Optical Data: Optical Data: Uniaxial (-), e=1.385, w=1.388, bire=0.0030.

Calculated Properties of Colquiriite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.83 gm/cc
note: Specific Gravity of Colquiriite =2.96 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0030569571
Boson Index = 0.9969430429
Help on Photoelectric: Photoelectric: PEColquiriite = 3.46 barns/electron
U=PEColquiriite x rElectron Density= 9.81 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Colquiriite is Not Radioactive

Colquiriite Classification

Help on  Dana Class: Dana Class: (11)Halide Complexes; Alumino-fluorides
  (11.06)with miscellaneous formulae
  (11.06.03)Dana Group Colquiriite CaLiAlF6 P 3c 3 2/m
Help on  Strunz Class: Strunz Class: 03.CB.20 03 - HALIDES
  03.C - Complex Halides
  03.CB -Neso-aluminofluorides
03.CB.20 Colquiriite CaLiAlF6 P 3c 3 2/m

Other Colquiriite Information

Help on References: References: 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 Colquiriite :
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 - Handbook of Mineralogy (UofA)
10 - MinDAT
11 - Mineralienatlas (Deutsch)
12 - Online Mineral Museum
13 - QUT Mineral Atlas
14 - Ruff.Info

Search for Colquiriite using:

Web webmineral.com
[AOL] [Bing] [Dog Pile] [GeoScienceWorld] [HotBot] [Ixquick] [Lycos] [MAMMA] [Scirus] [Teoma] [WebCrawler] [Wikipedia] [YAHOO]

Visit our Advertisers for Colquiriite :

Ask about Colquiriite here :
Ask-A-Mineralogist from the Mineralogical Society of America
Mindat.org's Discussion Groups
Original Rockhounds Discussion Group
Rockhounds Discussion Group on Yahoo Groups
Mineral Discussion Forum from Fabre Minerals - also available in Espa�ol

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


Dana No: Strunz No: 03.CB.20





Dakota Matrix
Excalibur Minerals
Exceptional Minerals
Hudson Insitute
John Betts Fine Minerals
Mc Dougall Minerals
Mineral News
Rock and Mineral Shows
Weinrich Minerals, Inc.