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Auricupride

Pictures (2 Images total)

Auricuprid
Views (File:
1276197271
): 16377
Auricuprid
Bildbreite: ca. 5 mm,
Fundort: Zolotaya Gora, Ural, Russland
Copyright: Dan Weinrich; Contribution: thdun5
Location: Russland/Ural, Föderationskreis/Tscheljabinsk (Chelyabinsk), Oblast/Karabash (Karabasch)/Zlatoya Gora
Mineral: Auricupride
Image: 1276197271
Rating: 5 (votes: 2)
License: Usage for Mineralienatlas project only
Auricuprid

Bildbreite: ca. 5 mm,
Fundort: Zolotaya Gora, Ural, Russland

Copyright: Dan Weinrich
Contribution: thdun5 2010-06-10
Locality: Zlatoya Gora / Karabash (Karabasch) / Tscheljabinsk (Chelyabinsk), Oblast / Ural, Föderationskreis / Russland
Auricuprid
Views (File:
1406552857
): 2124
Auricuprid
Bildbreite: 2 mm, Fundort: Zlatoya Gora, Karabash (Karabasch), Tscheljabinsk, Oblast, Südural, Ural, Russland
Copyright: Stephan Wolfsried; Contribution: Hg
Location: Russland/Ural, Föderationskreis/Tscheljabinsk (Chelyabinsk), Oblast/Karabash (Karabasch)/Zlatoya Gora
Mineral: Auricupride
Image: 1406552857
Rating: 5 (votes: 2)
License: Usage for Mineralienatlas project only
Auricuprid

Bildbreite: 2 mm, Fundort: Zlatoya Gora, Karabash (Karabasch), Tscheljabinsk, Oblast, Südural, Ural, Russland

Copyright: Stephan Wolfsried
Contribution: Hg 2014-07-28
Locality: Zlatoya Gora / Karabash (Karabasch) / Tscheljabinsk (Chelyabinsk), Oblast / Ural, Föderationskreis / Russland

Collectors Summary

Color gelb mit einem Stich ins Rötliche; in reflektiertem Licht violett-rosa
Streak color gelb
Hardness (Mohs) 2 - 3
Solubility +++ Königswasser, KCN
Crystal System kubisch, Pm3m

Chemism

Chemical formula

Cu3Au

Chemical composition

Gold, Kupfer

Unit weight: 387.605452 u; Number of atoms in the formula: 4

Info

Empirical formula:

Cu3Au

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Copper

Cu

49.18

3

75.00

63.5463000

190.6389000

Gold

Au

50.82

1

25.00

196.9665520

196.9665520

Analysis wt%

Ø Au : 61.80, Cu : 24.90, Pd : 7.60, Rh : 2.50, Pt : 1.90, Ag : 0.70, Bi : 0.60, PLT : 12.00 (Ref: Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva, 1904-1974 71)

Strunz 9th edition incl. updates

1.AA.10

1: Elemente (Metalle, intermetallische Legierungen, Metalloide u. Nichtmetalle, Carbide, Silicide, Nitride u. Phosphide)
A: Metalle und intermetallische Legierungen
A: Kupfer-Cupalit-Familie
10:Auricuprid-Gruppe

Lapis Classification

I/A.01-050

I: ELEMENTE
A: Metalle und intermetallische Verbindungen

Classification by Hölzel

1.AA.110

1: ELEMENTS
A: Metals, Intermetallic Compounds, and Alloys
A: Cu,Ag,Au-Group

Dana 8th edition

01.01.02.01

01: Native Elements and Alloys
01: Native Elements with metallic elements other than the platinum group
02: Auricupride Group

IMA status

anerkannt, vererbt (pre IMA)

Mineral status

anerkanntes Mineral

IMA Classification

IMA Classification

Perovskite supergroup  ⇒ Non-stoichiometric perovskites  ⇒ Auricupride subgroup

Optical Properties

Color

gelb mit einem Stich ins Rötliche; in reflektiertem Licht violett-rosa

Streak color

gelb

Diaphaneity (Transparency)

opak

Optical Data Luminescence

Luminescence

keine Fluoreszenz bekannt

Crystallography

Crystal System

kubisch

Class (H-M)

m3m

Space Group number

221

Space Group

Pm3m

Cell parameters a (Å)

3.753

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

1

Volume (ų)

52.861

X-Ray Powder Diffraction

3.792(20),
2.665(20),
2.397(30),
2.170(100),
1.877(80),
1.329(80),
1.247(20),
1.126(80)

XRD chart Auricupride

Calculated from d-spacing and intensity at 0.1541838 nm (Cu)

Crystals 3D

Open larger view

Crystal Structure 3D

Open larger view

Physical Properties

Hardness (Mohs)

2 - 3

VHN (Hardness Vickers)

179 (50g)

Density (g/cm³)

11.5 (gemessen) 13.77 (berechnet)

12.175 ( ρ calc. Mineralienatlas )

Instability

+++ Königswasser, KCN

Preface

Author (Name, Year)

Ramdohr, 1950

References

Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 106 (1977), 540.

American Mineralogist: 62: 595.

Strunz Mineralogical Tables 9. Edition (2001).

IMA CNMNC Liste Strunz ID Änderung 1.AA.05 -> 1.AA.10

IMA group assignments

Varieties

Rozhkovite

Rozhkovit = Pd-haltiger Auricuprid

Other languages

German

Auricuprid

French

Auricupride

English

Auricupride

Spanish

Auricúprido

Russian

Аурикуприд

Simplified Chinese

斜方金铜矿

Simplified Chinese

斜方铜金矿

Alternative Name

Argentocuproauride

Russian

Аргентокупроаурид

Japanese

オーリキュプライド

CNMNC symbol

Symbol

Auc

Locations with GPS information

IDs

GUSID (Global unique identifier short form) _TZtKr4yVkyjU_fiJc0rjQ
GUID (Global unique identifier) 2A6D36FD-32BE-4C56-A353-F7E225CD2B8D
Database ID 243