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Tennantite-(Zn)

Pictures (1 Images total)

Tennantit/ Tetraedrit auf Dolomit
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Tennantit/ Tetraedrit auf Dolomit  E
Analysed with energy dispersive X-ray spectroscopy EDX

Tennantit/Tetraedrit (intermediäre Mischkristalle mit winzigen, eingewachsenen Phasen von Mischkristallen Tetraedrit-Zn mit Tennantit-Zn), BB 1,6 mm

Collection: Bode
Copyright: Bode
Contribution: Bode 2021-06-14
Locality: Jungfrauenzeche / Kleinkogel / Reither Kogel / St. Gertraudi / Reith im Alpbachtal / Kufstein, Bezirk / Tirol / Österreich

Collectors Summary

Color stahlgrau, blaugrau-metallisch
Streak color rotbraun, schwarz
Lustre Metallglanz
Crystal System kubisch, I43m

Chemism

Chem­ical formula

Cu6(Cu4Zn2)As4S13

Chem­ical com­po­si­tion

Arsen, Kupfer, Zink, Schwefel

Unit weight: 1482.819708 u; Number of atoms in the formula: 29

Info

Empirical formula:

Cu6(Cu4Zn2)As4S13

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Sulfur

S

28.11

13

44.83

32.0655000

416.8515000

Copper

Cu

42.86

10

34.48

63.5463000

635.4630000

Zinc

Zn

8.82

2

6.90

65.4094000

130.8188000

Arsenic

As

20.21

4

13.79

74.9216020

299.6864080

Min­eral sta­tus

anerkanntes Mineral

IMA Classification

IMA Clas­sifica­tion

Tetrahedrite Group  ⇒ Tennantite series

Optical Properties

Color

stahlgrau, blaugrau-metallisch

Streak color

rotbraun, schwarz

Diaphane­ity (Trans­parency)

opak

Lus­tre

Metallglanz

Crystallography

Crystal Sys­tem

kubisch

Class (H-M)

43m

Space Group number

217

Space Group

I43m

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°

(Co-)Type locality

(Co-)Type locality

Schweiz/Wallis, Kanton/Goms, Bezirk/Binn/Fäld (Imfeld, Im Feld)/Grube Lengenbach

Type mate­r­ial

Sammlung des Mineralogischen Instituts der Universität Bern

Col­lec­tion number of type mate­r­ial

L2120

Preface

Author (Name, Year)

The tetrahedrite group: nomenclature and classification, Cristian Biagioni, Luke L. George, Nigel J. Cook , Emil Makovicky, Yves Moëlo, Marco Pasero, Jiří Sejkora, Chris J. Stanley, Mark D. Welch, Ferdinando Bosi, American Mineralogist (2019), 104, p.in press.

IMA group assignments

Other languages

German

Tennantit-(Zn)

English

Tennantite-(Zn)

CNMNC symbol

Symbol

Tnt-Zn

Automatic Links to external internet sources (Responsibility is with the operator)

German pages

DeWikiPedia - search for: Tennantit-(Zn)
Google-Bilder-Suche - search for: Tennantit-(Zn)
Mineralienatlas.de (Forum) - search for: Tennantit-(Zn)

English pages

Mindat - search for: Tennantite-(Zn)
Webmineral - search for:Tennantite-(Zn)
Handbook-of-Mineralogy - search for: Tennantite-(Zn)
RRUFF - Raman, XRD and other mineral data - search for: Tennantite-(Zn)
RRUFF - References and PDF downloads - search for: Tennantite-(Zn)
American-Mineralogist-Crystal-Structure-Database - search for: Tennantite-(Zn)
Strahlen.org - search for: Tennantite-(Zn)

Mineral Dealer

German pages

hausen - Mineralgroßhandel - search for: Tennantit-(Zn)
Crystal-Treasure.com - search for: Tennantit-(Zn)
Bosse - search for: Tennantit-(Zn)
Edelsteine Neuburg - Gundolf Fischer - search for: Tennantit-(Zn)

Locations with GPS information