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Součekite (Součekit)

Collectors Summary

Color bleigrau-met.
Hardness (Mohs) 4

Chemism

Chemical formula

PbCuBi(S,Se)3

Chemical composition

Bismut, Blei, Kupfer, Selen, Schwefel

Unit weight: 611.106307 u; Number of atoms in the formula: 6

Info

Empirical formula:

PbCuBi(S0.75Se0.25)3

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Sulfur

S

11.81

2.25

37.50

32.0655000

72.1473750

Copper

Cu

10.40

1

16.67

63.5463000

63.5463000

Selenium

Se

9.69

0.75

12.50

78.9630000

59.2222500

Lead

Pb

33.91

1

16.67

207.2100000

207.2100000

Bismuth

Bi

34.20

1

16.67

208.9803820

208.9803820

Analysis wt%

Ø Pb : 33.27, Cu : 9.85, Bi : 32.06, S : 9.04, Se : 14.55, Te : 0.65 (Ref: Neues Jahrbuch für Mineralogie, (Monatshefte) 79)

Strunz 9th edition incl. updates

2.JB.10

2: Sulfide und Sulfosalze (Sulfide, Selenide, Telluride, Arsenide, Antimonide, Bismutide, Sulfarsenite, Sulfantimonite, Sulfbismuthite)
J: Sulfosalze mit PbS als Vorbild
B: [Galenit]-Derivate mit [Blei] (Pb)
10:Cosalit-Gruppe

Lapis Classification

II/E.30-015

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

Classification by Hölzel

2.FA.640

2: SULFIDES
F: Sulfarsenites, Sulfantimonites, Sulfbismuthinites Trigonal Pyramids ~[AsS3]3-, ~[SbS3]3-, ~[BiS3]3-
A: Neso Sulfarsenites without additional S
6: Bournonite-Group

Dana 8th edition

03.04.03.03

03: Sulfides - Sulfosalts
04: Sulfides - Sulfosalts where z/y > 3 - (A+)i (A++)j [By Cz], A=metals, B=semi-metals, C=non-metals
03: Seligmannite Group

Mineral status

anerkanntes Mineral

Optical Properties

Color

bleigrau-met.

Crystallography

Cell parameters a (Å)

8.153

Cell parameters b (Å)

8.498

Cell parameters c (Å)

8.080

Cell parameters a/b or c/a

0.959

Cell parameters c/b

0.951

Cell parameters α

90°

Cell parameters β

90°

Cell parameters γ

90°

Z

4

Volume (ų)

559.8

Physical Properties

Hardness (Mohs)

4

VHN (Hardness Vickers)

179 (25g)

Density (g/cm³)

7.60 (berechnet)

7.25 ( ρ calc. Mineralienatlas )

Other languages

Spanish

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French

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German

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Czech

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English

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Alternative Name

German

Soucekit

English

Soucekite

CNMNC symbol

Symbol

Sče

Locations with GPS information

IDs

GUSID (Global unique identifier short form) RqKCXKiC0ku7QICmtbJNbw
GUID (Global unique identifier) 5C82A246-82A8-4BD2-BB40-80A6B5B24D6F
Database ID 3578