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Zvĕstovite-(Zn)

Collectors Summary

Crystal System kubisch, I43m

Chemism

Chemical formula

Ag6(Ag4Zn2)As4S13

Chemical composition

Arsen, Silber, Zink, Schwefel

Unit weight: 1926.038908 u; Number of atoms in the formula: 29

Info

Empirical formula:

Ag6(Ag4Zn2)As4S13

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Sulfur

S

21.64

13

44.83

32.0655000

416.8515000
Zinc

Zn

6.79

2

6.90

65.4094000

130.8188000
Arsenic

As

15.56

4

13.79

74.9216020

299.6864080
Silver

Ag

56.01

10

34.48

107.8682200

1,078.6822000

Strunz 9th edition incl. updates

2.GB.

2: Sulfide und Sulfosalze (Sulfide, Selenide, Telluride, Arsenide, Antimonide, Bismutide, Sulfoarsenide, Sulfoantimonide, Sulfobismuthide)
G: Sulfoarsenide, Sulfoantimonide, Sulfobismuthide
B: Insel(Neso)-Sulfarsenide, usw., mit zusätzlichen Schwefel (S)

IMA status

anerkannt - CNMNC Newsletter 58, Oktober-November (2020)

Mineral status

anerkanntes Mineral

IMA Classification

IMA Classification

 Tetrahedrite Group

Crystallography

Crystal System

kubisch

Class (H-M)

43m

Space Group number

217

Space Group

I43m

Cell parameters a (Å)

10.850(2)

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

2

Volume (ų)

1277.289

Crystal structure

Tetraedrit-Gruppe; Struktur ermittelt

X-Ray Powder Diffraction

7.672(5), 4.429(4), 3.132(100), 2.712(22), 2.128(5), 1.981(11), 1.918(32), 1.636(15)
XRD chart Zvĕstovite-(Zn)

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

Physical Properties

Density (g/cm³)

5.16 ber.

5.008 ( ρ calc. Mineralienatlas )

(Co-)Type locality

(Co-)Type locality

Tschechien/Mittelböhmen (Středočeský kraj)/Beneschau (Okres Benešov)/Zvěstov/Minenhalde der kleinen Lagerstätte von Zvěstov (Stříbrnice)

Type material

Das Typmaterial ist in den mineralogischen Sammlungen der Abteilung für Mineralogie und Petrologie des Nationalmuseums in Prag, Cirkusová 1740, 19300 Prag 9, Tschechische Republik, Katalognummer P1P 502020, und des Museo di Storia Naturale, Università di Pisa, Via Roma 79, Calci (PI), Katalognummer 19921, hinterlegt.

Paragenesis of type material

Tennantit-(Zn), Tetrahedrit-(Zn), Argentotennantit-(Zn), Akanthit, Azurit, Malachit

Preface

Author (Name, Year)

Jiri Sejkora, Cristian Biagioni, Luboš Vrtiška, und Yves Moëlo (2021)

References

Sejkora, J., Biagioni, C., Vrtiška, L., and Moëlo, Y.: Zvĕstovite-(Zn), IMA 2020-061, in: CNMNC Newsletter 58, Eur. J. Mineral., 32, https://doi.org/10.5194/ejm-32-645-2020, 2020.

Jiří Sejkora; Cristian Biagioni; Luboš Vrtiška; Yves Moëlo: Zvěstovite-(Zn), Ag6(Ag4Zn2)As4S13, a new tetrahedrite-group mineral from Zvěstov, Czech Republic. Mineralogical Magazine Vol. 85, Nr. 5 (2021) S. 716-724.

IMA group assignments

Other languages

German

Zvĕstovit-(Zn)

English

Zvĕstovite-(Zn)

Russian

Звестовит-(Zn)

CNMNC (IMA)-Number

IMA 2020-061

CNMNC symbol

Symbol

Zvĕ-Zn

Locations with GPS information

IDs

GUSID (Global unique identifier short form) s0ylvjL5SU6ZtSGZQcAYmw
GUID (Global unique identifier) BEA54CB3-F932-4E49-99B5-219941C0189B
Database ID 8947