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alpha-Brass

Additional Functions

Collectors Summary

Crystal System kubisch, Fm3m

Additional information / Summary

alpha-Brass / α-Brass / α-Messing

Chemism

Chemical formula

α-(Cu,Zn)

Additional chem. information

Zn bis zu 36%, ungeordnet

Chemical composition

Kupfer, Zink

Unit weight: 64.012075 u; Number of atoms in the formula: 1

Info

Empirical formula:

α-(Cu0.75Zn0.25)

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Copper

Cu

74.45

0.75

75.00

63.5463000

47.6597250
Zinc

Zn

25.55

0.25

25.00

65.4094000

16.3523500

Strunz 9th edition incl. updates

1.AB.10

1: Elemente (Metalle, intermetallische Legierungen, Metalloide u. Nichtmetalle, Carbide, Silicide, Nitride u. Phosphide)
A: Metalle und intermetallische Legierungen
B: Zink-Messing-Familie
10:Messing-Gruppe

IMA status

nicht anerkannt

Crystallography

Crystal System

kubisch

Class (H-M)

m3m

Space Group number

225

Space Group

Fm3m

Cell parameters a (Å)

3.693

Cell parameters b (Å)

-

Cell parameters c (Å)

-

Cell parameters a/b or c/a

1

Cell parameters c/b

-

Cell parameters α

90°

Cell parameters β

90°

Cell parameters γ

90°

Z

4

Volumne (ų)

50.366

Physical Properties

Density (g/cm³)

8.441 ( ρ calc. Mineralienatlas )

Preface

Author (Name, Year)

Okrugin et al., 1981

References

Strunz Mineralogical Tables 9. Edition (2001), 37.

Other languages

English

alpha-Brass

German

alpha-Brass