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Crerarite

Collectors Summary

Color weiß-grau
Streak color schwarz
Cleavages vollkommen {001}
Fracture keiner
Crystal System kubisch, Fm3m

Chemism

Chemical formula

(Pt,Pb)Bi3(S,Se)4-x

Chemical composition

Bismut, Blei, Platin, Selen, Schwefel

Analysis wt%

Ø Pt : 10.14, Bi : 65.26, Pb : 13.85, S : 10.55, Se : 0.86, PLT : 10.17 (Ref: Neues Jahrbuch für Mineralogie, (Monatshefte) 94)

Strunz 9th edition incl. updates

2.CD.10

2: Sulfide und Sulfosalze (Sulfide, Selenide, Telluride, Arsenide, Antimonide, Bismutide, Sulfarsenite, Sulfantimonite, Sulfbismuthite)
C: Metallsulfide, M : S = 1 : 1 (und ähnliche)
D: mit Zinn (Sn), Blei (Pb), Quecksilber (Hg), usw.
10:Galenit-Gruppe

Lapis Classification

II/C.15-070

II: SULFIDE UND SULFOSALZE (Sulfide, Selenide, Telluride, Arsenide, Antimonide, Bismutide)
C: Sulfide mit Metall : S,Se,Te ~ 1:1

Classification by Hölzel

2.CB.860

2: SULFIDES
C: Sulfides (etc) with Me/S=1/1
B: With Zn,Cu (etc), Coordination Number ~[4] Framework of Cornersharing Tetrahedra: Sphalerite-Germanite-Family
8: Cubanite-Argentopyrite-Group

Dana 8th edition

02.08.01.08

02: Sulfide Minerals
08: Sulfides - Including Selenides and Tellurides where Am Bn Xp, with (m+n):p=1:1
01: Galena Group (Isometric: Fm3m)

IMA status

Anerkannt von der CNMNC

Mineral status

anerkanntes Mineral

Optical Properties

Color

weiß-grau

Streak color

schwarz

Diaphaneity (Transparency)

opak

Crystallography

Crystal System

kubisch

Class (H-M)

m3m

Space Group number

225

Space Group

Fm3m

Cell parameters a (Å)

5.86

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

Volumne (ų)

201.23

X-Ray Powder Diffraction

3.37(50),
2.94(100),
2.07(30),
1.766(10),
1.687(10),
1.472(50),
1.347(10),
1.197(10)

XRD chart Crerarite

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

Crystal Structure 3D

Open larger view

Physical Properties

Density (g/cm³)

7.75 (berechnet)

Cleavages

vollkommen {001}

Fracture

keiner

Tenacity

spröde

(Co-)Type locality

(Co-)Type locality

Kanada/Québec/Abitibi Co./Guillet Township/Belleterre/Lac Sheen

Type material

Mineralogisches Museum der Universität Würzburg

Collection number of type material

M 2897 a, b / V 38 R2

Paragenesis of type material

Kupferkies, Chlorit, Aktinolith, Pentlandit, Pyrrhotin, Zinkblende, Bleiglanz, Quarz

Preface

Author (Name, Year)

Cook & Wood & Gebert & Bernhardt & Medenbach, 1994

References

Neues Jahrbuch für Mineralogie, Monatshefte (1994), 567

Other languages

German

Crerarit

Spanish

Crerarita

English

Crerarite

French

Crerarite

Japanese

クリアーライト

CNMNC (IMA)-Number

IMA 1994-003

CNMNC symbol

Symbol

Cea

Locations with GPS information