Artroeite Mineral Data

General Artroeite Information

Chemical Formula:

PbAlF3(OH)2

Composition:

Molecular Weight = 325.19 gm

Aluminum 8.30 % Al 15.68 % Al₂O₃

Hydrogen 0.62 % H 5.54 % H₂O

Lead 63.72 % Pb 68.64 % PbO

Oxygen 9.84 % O

Fluorine 17.53 % F 17.53 % F

- % F -7.38 % -O=F₂

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Empirical Formula:

PbAlF₃(OH)₂

Environment:

In a quartz-lined vug.

IMA Status:

Approved IMA 1995

Locality:

The Grand Reef mine, near Klondyke, Graham County, Arizona, USA. Link to MinDat.org Location Data.

Name Origin:

For Dr. Arthur (Art) Roe (1912-1993).

Name Pronunciation:

Artroeite + Pronunciation

Synonym:

ICSD 79740

IMA1993-031

PDF 47-1868

Artroeite Crystallography

Axial Ratios:

a:b:c =0.9192:1:0.7413

Cell Dimensions:

a = 6.27, b = 6.821, c = 5.057, Z = 2; alpha = 90.113°, beta = 107.115°, gamma = 104.767° V = 199.87 Den(Calc)= 5.40

Crystal System:

Triclinic - Pinacoidal H-M Symbol ( 1) Space Group: P1

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

By Intensity(I/I_o): 4.42(1), 2.595(0.7), 2.19(0.65),

Forms:

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Forms: ( 0 0 1) ( 1 1 1) ( 1 0 1) ( 1 0 0) ( 1 2 1) ( 0 1 0)

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Physical Properties of Artroeite

Cleavage:

{100} Perfect, {010} Good

Color:

Colorless.

Density:

5.36 - 5.42, Average = 5.39

Diaphaneity:

Transparent

Fracture:

Brittle - Generally displayed by glasses and most non-metallic minerals.

Habit:

Bladed - Aggregates of thin lath-like crystals (e.g. kyanite).

Hardness:

2.5 - Finger Nail

Luster:

Vitreous (Glassy)

Streak:

white

Optical Properties of Artroeite

Optical Data:

Biaxial (-), a=1.629, b=1.682, g=1.691, bire=0.0620, 2V(Calc)=42, 2V(Meas)=41.

Calculated Properties of Artroeite

Electron Density:

Bulk Density (Electron Density)=4.67 gm/cc
note: Specific Gravity of Artroeite =5.42 gm/cc.

Fermion Index:

Fermion Index = 0.14
Boson Index = 0.86

Photoelectric:

PE_Artroeite=1,136.36 barns/electron
U=PE_Artroeite x rElectron Density=5,303.16 barns/cc.

Radioactivity:

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

Artroeite Classification

Dana Class:

11.06.18.01 (11)Halide Complexes; Alumino-fluorides

(11.06)with miscellaneous formulae

(11.06.18)Dana Group

11.06.18.01 Artroeite PbAlF3(OH)2 P1 1

Strunz Class:

03.CC.15 03 - HALIDES

03.C - Complex Halides

03.CC -Soro-aluminofluorides

03.CC.15 Artroeite PbAlF3(OH)2 P1 1

Other Artroeite Information

References:

NAME( MinRec) PHYS. PROP.(Am.Min.,Vol.80,p179-183,1995) OPTIC PROP.(MinRec)

See Also:

Links to other databases for Artroeite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - GeoScienceWorld
5 - Google Images
6 - Google Scholar
7 - Handbook of Mineralogy (MinSocAm)
8 - Handbook of Mineralogy (UofA)
9 - MinDAT
10 - Mineralienatlas (Deutsch)
11 - Online Mineral Museum
12 - QUT Mineral Atlas
13 - Ruff.Info
14 - WWW-MINCRYST

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

Artroeite

PbAlF3(OH)2
Dana No: 11.06.18.01 Strunz No: 03.CC.15
Locality:

Notes:

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