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Cuproneyite

Pictures (1 Images total)

Cuproneyit
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1589913875
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Cuproneyit
silbergraue Aggregate von Cuproneyit, Băiţa, Nucet, Bihor, Rumänien; BB ~ 1 cm, analysiert mittels EMPA
Copyright: MinTreasure.com (Carsten Slotta); Contribution: openpit
Location: Rumänien/Bihor, Kreis/Nucet/Baita Bergbau-Distrikt (Rézbánya, Băița-Bihor)
Mineral: Cuproneyite
Image: 1589913875
License: Usage for Mineralienatlas project only
Cuproneyit  W
Analysed with wavelength-dispersive X-ray WDS

silbergraue Aggregate von Cuproneyit, Băiţa, Nucet, Bihor, Rumänien; BB 1 cm, analysiert mittels EMPA
Copyright: MinTreasure.com (Carsten Slotta)
Contribution: openpit 2020-05-19
Locality: Baita Bergbau-Distrikt (Rézbánya, Băița-Bihor) / Nucet / Bihor, Kreis / Rumänien

Collectors Summary

Color silbergrau
Streak color grau
Lustre Metallglanz
Cleavages vollkommen entlang der Kristalldehnung
Crystal System monoklin, C2/m

Chemism

Chemical formula

Cu7Pb27Bi25S68

Additional chem. information

Cu-Endglied einer ganzen Lösungsserie mit Neyit

Chemical composition

Bismut, Blei, Kupfer, Schwefel

Unit weight: 13444.45765 u; Number of atoms in the formula: 127

Info

Empirical formula:

Cu7Pb27Bi25S68

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Sulfur

S

16.22

68

53.54

32.0655000

2,180.4540000
Copper

Cu

3.31

7

5.51

63.5463000

444.8241000
Lead

Pb

41.61

27

21.26

207.2100000

5,594.6700000
Bismuth

Bi

38.86

25

19.69

208.9803820

5,224.5095500

Analysis wt%

S : 16.12, Bi : 39.59, Cu : 3.34, Pb : 40.10 (Ref: Canadian Mineralogist 2012)

Strunz 9th edition incl. updates

2.JB.25i

2: Sulfide und Sulfosalze (Sulfide, Selenide, Telluride, Arsenide, Antimonide, Bismutide, Sulfoarsenide, Sulfoantimonide, Sulfobismuthide)
J: Sulfosalze mit PbS als Vorbild
B: [Galenit]-Derivate mit [Blei] (Pb)
25i:

Lapis Classification

II/E.32-020

II: SULFIDE UND SULFOSALZE (Sulfide, Selenide, Telluride, Arsenide, Antimonide, Bismutide)
E: Sulfosalze (S : As,Sb,Bi = x)
32: Blei-Sulfosalze mit Wismut (x= 6,0 - 1,6)

Classification by Hölzel

2.GD.705

2: SULFIDES
G: SnS Archetype
D:
7: with boxwork structure

IMA status

Anerkannt: Neue Mineralien - IMA WEB-Seite, Januar 2009.

Mineral status

anerkanntes Mineral

Optical Properties

Color

silbergrau

Streak color

grau

Lustre

Metallglanz

Crystallography

Crystal System

monoklin

Class (H-M)

2/m

Space Group number

12

Space Group

C2/m

Cell parameters a (Å)

37.432

Cell parameters b (Å)

4.0529

Cell parameters c (Å)

43.545

Cell parameters a/b or c/a

9.236

Cell parameters c/b

10.744

Cell parameters α

90°

Cell parameters β

108.80°

Cell parameters γ

90°

Z

2

Volume (ų)

6253.69

Crystal structure

Struktur bestimmt

X-Ray Powder Diffraction

3.735(96), 3.507(50), 3.464(53), 3.347(84), 2.956(77), 2.925(46), 2.867(100), 2.027(81)
XRD chart Cuproneyite

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

Crystal Structure 3D

Open larger view

Physical Properties

VHN (Hardness Vickers)

223

Density (g/cm³)

7.106

7.139 ( ρ calc. Mineralienatlas )

Cleavages

vollkommen entlang der Kristalldehnung

(Co-)Type locality

(Co-)Type locality

Rumänien/Bihor, Kreis/Nucet/Baita Bergbau-Distrikt (Rézbánya, Băița-Bihor)

Preface

Author (Name, Year)

Gheorghe Ilinca, 2008

References

Anerkannt: Neue Mineralien - IMA WEB-Seite, Januar 2009.

Other languages

German

Cuproneyit

English

Cuproneyite

Russian

Купронейит

CNMNC (IMA)-Number

IMA 2008-053

CNMNC symbol

Symbol

Cney

IDs

GUSID (Global unique identifier short form) iCl65PoiB06JSQxoHWR-yQ
GUID (Global unique identifier) E47A2988-22FA-4E07-8949-0C681D647EC9
Database ID 5139