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Gruzdevite (Gruzdevit)

Pictures (1 Images total)

Gruzdevit
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Gruzdevit
grauschwarze Einschlüsse von Gruzdevit in Quarz, Moctezuma Mine, Moctezuma, Sonora, Mexiko; BB ~ 1 mm
Copyright: MinTreasure.com (Carsten Slotta); Contribution: openpit
Location: Mexiko/Sonora/Moctezuma, Municipio/Moctezuma/Bambolla Mine (Moctezuma Mine)
Mineral: Gruzdevite
Image: 1578736674
License: Usage for Mineralienatlas project only
Gruzdevit

grauschwarze Einschlüsse von Gruzdevit in Quarz, Moctezuma Mine, Moctezuma, Sonora, Mexiko; BB 1 mm
Copyright: MinTreasure.com (Carsten Slotta)
Contribution: openpit 2020-01-11
Locality: Bambolla Mine (Moctezuma Mine) / Moctezuma / Moctezuma, Municipio / Sonora / Mexiko

Collectors Summary

Color grauschwarz-met.
Hardness (Mohs) 4.00 - 4.50
Crystal System trigonal, R3

Chemism

Chemical formula

Cu6Hg3Sb4S12

Chemical composition

Antimon, Kupfer, Quecksilber, Schwefel

Unit weight: 1854.8802 u; Number of atoms in the formula: 25

Info

Empirical formula:

Cu6Hg3Sb4S12

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Sulfur

S

20.74

12

48.00

32.0655000

384.7860000
Copper

Cu

20.56

6

24.00

63.5463000

381.2778000
Antimony

Sb

26.26

4

16.00

121.7601000

487.0404000
Mercury

Hg

32.44

3

12.00

200.5920000

601.7760000

Analysis wt%

Ø S : 20.44, Sb : 26.21, Hg : 32.73, Cu : 19.99 (Ref: Doklady Akademiia Nauk, SSSR 81)

Strunz 9th edition incl. updates

2.GA.30

2: Sulfide und Sulfosalze (Sulfide, Selenide, Telluride, Arsenide, Antimonide, Bismutide, Sulfarsenite, Sulfantimonite, Sulfbismuthite)
G: Sulfoarsenide, Sulfoantimonide, Sulfobismuthide
A: Insel(Neso)-Sulfarsenide, usw., ohne zusätzlichen Schwefel (S)
30:Nowackiit-Gruppe

Lapis Classification

II/C.12-040

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

Classification by Hölzel

2.FA.440

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

Dana 8th edition

03.04.13.03

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

IMA status

Anerkannt von der CNMNC

Mineral status

anerkanntes Mineral

Optical Properties

Color

grauschwarz-met.

Crystallography

Crystal System

trigonal

Class (H-M)

3

Space Group number

146

Space Group

R3

Cell parameters a (Å)

13.90

Cell parameters b (Å)

-

Cell parameters c (Å)

9.432

Cell parameters a/b or c/a

0.679

Cell parameters c/b

-

Z

3

Volumne (ų)

1578.207

X-Ray Powder Diffraction

3.16(100),
2.12(30),
1.929(90),
1.645(80),
1.363(30),
1.251(50),
1.113(60),
1.049(50)
XRD chart Gruzdevite

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

Physical Properties

Hardness (Mohs)

4.00 - 4.50

VHN (Hardness Vickers)

295 (30g)

Density (g/cm³)

5.88 (berechnet)

5.855 ( ρ calc. Mineralienatlas )

(Co-)Type locality

(Co-)Type locality

Kirgistan/Batken, Oblast/Kadamdschai, Bezirk/Hg-Sb-Lagerstätten/Chauvai (Tschauwai; Chauvay)

Preface

Author (Name, Year)

Spiridonov & Krapiva & Gapeev & Sepanov & Prushinskaya & Volgin &1981

References

Transactions (Doklady) of the USSR Academy of Sciences, Earth Science Sections 261 (1981), 176

Other languages

German

Gruzdevit

Spanish

Gruzdevita

French

Gruzdevite

English

Gruzdevite

Russian

Груздевит

Japanese

ｸﾞﾙｰｾﾞﾃﾞﾊﾞｲﾄ

CNMNC (IMA)-Number

IMA 1980-053

CNMNC symbol

Symbol

Gzd

Locations with GPS information