Aluminum Mineral Data

Aluminum Mineral Data +

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General Aluminum Information

Chemical Formula:

Composition:

Molecular Weight = 26.98 gm

Aluminum 100.00 % Al

______

100.00 %

Empirical Formula:

Environment:

Minor phase in low oxygen fugacity environments.

IMA Status:

Approved IMA 1978

Locality:

Tolbachik volcano, Kamchatka, Russia. Link to MinDat.org Location Data.

Name Origin:

From the Latin, alumen = "alum."

Synonym:

Aluminium

ICSD 64700

PDF 4-787

Aluminum Image

Images:

Aluminum

Comments: Native aluminum in a polished section.
Location: From a mud volcano in the Caspian Sea near Baku, Azerbaidzhan. Scale: Picture size 1.5 mm.
© Thomas Witzke / Abraxas-Verlag

Aluminum Crystallography

Cell Dimensions:

a = 4.04, Z = 4; V = 65.94 Den(Calc)= 2.72

Crystal System:

Isometric - HexoctahedralH-M Symbol (4/m 3 2/m) Space Group: F m3m,P m3m

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

By Intensity(I/I_o): 2.36(1), 1.224(0.9), 2.04(0.7),

Crystal Structure:

Mouse
drag1 - LMB Manipulate Structure
drag2 - RMB Resize/Rotate
Keyboard
S - Stereo Pair on/off
H - Help Screen
I - Data Info
A - Atoms On/Off
P - Polyhedra On/Off
B - Bonds On/Off
Help on Above

Wyckoff R W G , Crystal Structures , 1 (1963) p.7-83, Second edition. Interscience Publishers, New York, New York, Cubic closest packed, ccp, structure

Physical Properties of Aluminum

Color:

White.

Density:

2.7

Diaphaniety:

Opaque

Hardness:

1.5 - Between Talc and Gypsum

Luster:

Metallic - Dull

Calculated Properties of Aluminum

Electron Density:

r_electron=2.62 gm/cc
note: r_Aluminum=2.72 gm/cc.

Fermion Index

Fermion Index = 0
Boson Index = 1

Photoelectric:

PE_Aluminum= 2.56 barns/electron
U=PE_Aluminum x r_electron= 6.71 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)

Aluminum is Not Radioactive

Aluminum Classification

Dana Class:

1.1.1.5 (1)Native Elements

(1.1)with metallic elements other than the platinum group

(1.1.1)Gold group

1.1.1.1 Gold Au F m3m 4/m 3 2/m

1.1.1.2 Silver Ag F m3m 4/m 3 2/m

1.1.1.3 Copper Cu F m3m 4/m 3 2/m

1.1.1.4 Lead Pb F m3m 4/m 3 2/m

1.1.1.5 Aluminum Al F m3m,P m3m 4/m 3 2/m

Strunz Class:

I/A.03-05 I - Elements

I/A - Metallic and intermetallic compounds, Carbides, Nitrides, Phosphides and Silicides

I/A.03 - Aluminium - Khatyrkite series

I/A.03-05 Aluminum Al F m3m,P m3m 4/m 3 2/m

I/A.03-10 Cupalite (Cu,Zn)Al Unk Ortho

I/A.03-20 Khatyrkite (Cu,Zn)Al2 I 4/mcm 4/m 2/m 2/m

Other Aluminum Information

References:

NAME( Emsley91) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990)

See Also:

Links to other databases for Aluminum :
1 -Am. Min. Crystal Structure Database 2 - Amethyst Galleries' Mineral Gallery 3 -Athena 4 -Google Images 5 -Google Scholar 6 -Handbook of Mineralogy (UofA) 7 -MinDAT 8 -MinMax(Deutsch) 9 -MinMax(English) 10 -Mineralienatlas (Deutsch) 11 -QUT Mineral Atlas

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

Aluminum

Al
Dana No: 1.1.1.5 Strunz No: I/A.03-05
Locality:

Notes: