Colquiriite Mineral Data (original) (raw)

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 Colquiriite Image in a New Browser Window Images:

Click Here for Larger Colquiriite Image Colquiriite 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 ScalenohedralH-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),

Click Here for Large Colquiriite Structure Window Crystal Structure:

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| | Bolotina N B , Maksimov B A , Simonov V I , Derzhavin S I , Uvarova T V , Apollonov V V , Crystallography Reports , 38 (1993) p.446-450, Atomic structure and spectral properties of LiCaAlF6:Cr3+ single crystals, Locality: synthetic, Sample: LiCaAlF6:Cr3+ | | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |

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:

11.06.03.01 (11)Halide Complexes; Alumino-fluorides

(11.06)with miscellaneous formulae

(11.06.03)Dana Group

11.06.03.01 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

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

Colquiriite

CaLiAlF6
Dana No: 11.06.03.01 Strunz No: 03.CB.20
Locality:

Notes: