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."

Name Pronunciation:

Aluminum

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

Images:

Aluminum

Comments: Deep-green phlogopite with Al flake (at the center). AmMin, 94:1983.
Location: Found in a desilicated pegmatite vein, NW Rila Mountain, Bulgaria. Scale: Scale Bar 1 mm.
© American Mineralogist

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
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S - Stereo Pair on/off
H - Help Screen
I - Data Info
A - Atoms On/Off
P - Polyhedra On/Off
B - Bonds On/Off
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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

Diaphaneity:

Opaque

Hardness:

1.5 - Between Talc and Gypsum

Luster:

Metallic - Dull

Calculated Properties of Aluminum

Electron Density:

Bulk Density (Electron Density)=2.62 gm/cc
note: Specific Gravity of Aluminum =2.72 gm/cc.

Fermion Index:

Fermion Index = 0
Boson Index = 1

Photoelectric:

PE_Aluminum= 2.56 barns/electron
U=PE_Aluminum x rElectron Density= 6.71 barns/cc.

Radioactivity:

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

Aluminum Classification

Dana Class:

01.01.01.05 (01)Native Elements

(01.01)with metallic elements other than the platinum group

(01.01.01)Gold group

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

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

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

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

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

Strunz Class:

01.AA.05 01 - ELEMENTS (Metals and intermetallic alloys; metalloids and nonmetals; carbides, silicides, nitrides, phosphides)

01.A - Metals and Intermetallic Alloys

01.AA -Copper-cupalite family

01.AA.05 Aluminum Al F m3m,P m3m 4/m 3 2/m

01.AA.05 Copper Cu F m3m 4/m 3 2/m

01.AA.05 Lead Pb F m3m 4/m 3 2/m

01.AA.05 Gold Au F m3m 4/m 3 2/m

01.AA.05 Nickel Ni F m3m 4/m 3 2/m

01.AA.05 Silver Ag F m3m 4/m 3 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 - 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

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Ask about Aluminum 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 Español

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

Aluminum

Al
Dana No: 01.01.01.05 Strunz No: 01.AA.05
Locality:

Notes: