Aluminum Mineral Data + Say ALUMINUM

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General Aluminum Information

Help on Chemical  Formula: Chemical Formula: Al
Help on Composition: Composition: Molecular Weight = 26.98 gm
   Aluminum 100.00 %  Al
            100.00 % 
Help on Empirical Formula: Empirical Formula: Al
Help on Environment: Environment: Minor phase in low oxygen fugacity environments.
Help on IMA Status: IMA Status: Approved IMA 1978
Help on Locality: Locality: Tolbachik volcano, Kamchatka, Russia. Link to Location Data.
Help on Name Origin: Name Origin: From the Latin, alumen = "alum."
Help on Synonym: Synonym: Aluminium
  ICSD 64700
  PDF 4-787

Aluminum Image

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


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

Help on Cell Dimensions: Cell Dimensions: a = 4.04, Z = 4; V = 65.94 Den(Calc)= 2.72
Help on Crystal System: 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/Io): 2.36(1), 1.224(0.9), 2.04(0.7),
Click Here for Large Aluminum Structure Window Crystal Structure:

drag1 - LMB Manipulate Structure
drag2 - RMB Resize/Rotate

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

Help on Color: Color: White.
Help on Density: Density: 2.7
Help on Diaphaniety: Diaphaniety: Opaque
Help on Hardness: Hardness: 1.5 - Between Talc and Gypsum
Help on Luster: Luster: Metallic - Dull

Calculated Properties of Aluminum

Help on Electron Density: Electron Density:

relectron=2.62 gm/cc
note: rAluminum =2.72 gm/cc.

Help on Fermion Index Fermion Index Fermion Index = 0
Boson Index = 1
Help on Photoelectric: Photoelectric:

PEAluminum = 2.56 barns/electron
U=PEAluminum x relectron= 6.71 barns/cc.

Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)

Aluminum is Not Radioactive


Aluminum Classification

Help on  Dana Class: Dana Class: (1)Native Elements
  (1.1)with metallic elements other than the platinum group
  (1.1.1)Gold group Gold Au F m3m 4/m 3 2/m Silver Ag F m3m 4/m 3 2/m Copper Cu F m3m 4/m 3 2/m Lead Pb F m3m 4/m 3 2/m Aluminum Al F m3m,P m3m 4/m 3 2/m
Help on  Strunz Class: 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

Help on References: References: NAME( Emsley91) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990)
Help on See Also: 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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Dana No: Strunz No: I/A.03-05




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