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Rudashevskyite

Collectors Summary

Color schwarz
Streak color braunschwarz
Lustre Harz- bis Halbmetallglanz
Hardness (Mohs) 4.75
Cleavages keine
Crystal System kubisch, F43m
Morphology Das Mineral tritt in Form von xenomorphen, polykristallinen Körnern von 5 bis 150 µm Größe auf. Die Körner zeigen einen Aufbau aus foliierten, lamellaren Aggregaten und enthalten Einschlüsse von Troilit.

Chemism

Chem­ical formula

(Fe,Zn)S

Addi­tional chem. informa­tion

Sphalerit Gruppe

Chem­ical com­po­si­tion

Eisen, Zink, Schwefel

Unit weight: 90.30175 u; Number of atoms in the formula: 2

Info

Empirical formula:

(Fe0.75Zn0.25)S

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Sulfur

S

35.51

1

50.00

32.0655000

32.0655000

Iron

Fe

46.38

0.75

37.50

55.8452000

41.8839000

Zinc

Zn

18.11

0.25

12.50

65.4094000

16.3523500

Anal­y­sis wt%

Fe : 37.10, Zn : 24.70, Mn : 2.40, Cu : 0.40, S : 35.30 (Ref: American Mineralogist 2008)

Strunz 9th edi­tion incl. updates

2.CB.05

2: Sulfide und Sulfosalze (Sulfide, Selenide, Telluride, Arsenide, Antimonide, Bismutide, Sulfarsenite, Sulfantimonite, Sulfbismuthite)
C: Metallsulfide, M : S = 1 : 1 (und ähnliche)
B: mit Zink (Zn), Eisen (Fe), Kupfer (Cu), Silber (Ag), usw.
05:Sphalerit-Gruppe

Lapis Clas­sifica­tion

II/C.01-005

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

Clas­sifica­tion by Hölzel

2.CB.105

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
1: Sphalerite-Group

IMA sta­tus

anerkannt 2005

Min­eral sta­tus

anerkanntes Mineral

Optical Properties

Color

schwarz

Streak color

braunschwarz

Diaphane­ity (Trans­parency)

opak

Lus­tre

Harz- bis Halbmetallglanz

Crystallography

Crystal Sys­tem

kubisch

Class (H-M)

43m

Space Group number

216

Space Group

F43m

Cell param­e­ters a (Å)

5.426

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

4

Volumne (ų)

159.749

X-Ray Pow­der Diffrac­tion

3.130(100), 2.714(10), 1.919(50), 1.634(40), 1.246(30), 1.107(30), 1.045(30)

XRD chart Rudashevskyite

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

Morphol­ogy

Das Mineral tritt in Form von xenomorphen, polykristallinen Körnern von 5 bis 150 µm Größe auf. Die Körner zeigen einen Aufbau aus foliierten, lamellaren Aggregaten und enthalten Einschlüsse von Troilit.

Crystal Structure 3D

Open larger view

Physical Properties

Hard­ness (Mohs)

4.75

VHN (Hard­ness Vick­ers)

353 (20g)

Density (g/cm³)

3.79 ber.

3.754 ( ρ calc. Mineralienatlas )

Cleav­ages

keine

Tenac­ity

spröde

Preface

Name from

Nikolay S. Rudashevsky

References

Britvin, S.N. (2008): Rudashevskyite, Fe-dominant analogue of sphalerite, a new mineral: description and crystal structure. American Mineralogist, 93, 902-909.
Mineralien Welt 05/09, Steffen Jahn, Neue Mineralien

Related minerals "Strunz Classification" (9. Edition) [Mineral | Chemical formula | Crystal system : Class (H-M) : Space Group | Indenture number]

Hawleyite

CdS

kubisch : 43m : F43m

2.CB.05

Stilleite

ZnSe

kubisch : 43m : F43m

2.CB.05

Sakuraiite

(Cu,Zn,Fe)3(In,Sn)S4

2.CB.05

Sphalerite

(Zn,Fe)S

kubisch : 43m : F43m

2.CB.05

Tiemannite

HgSe

kubisch : 43m : F43m

2.CB.05

Coloradoite

HgTe

kubisch : 43m : F43m

2.CB.05

Polhemusite

(Zn,Hg)S

2.CB.05

Rudashevskyite

(Fe,Zn)S

kubisch : 43m : F43m

2.CB.05

Metacinnabar

HgS

kubisch : 43m : F43m

2.CB.05

Ishiharaite

(Cu,Ga,Fe,In,Zn)S

kubisch : 43m : F43m

2.CB.05a

Browneite

MnS

kubisch : 43m : F43m

2.CB.05a

Related minerals "Lapis Classification" [Mineral | Chemical formula | Crystal system : Class (H-M) : Space Group | Indenture number]

Rudashevskyite

(Fe,Zn)S

kubisch : 43m : F43m

II/C.01-005

Sphalerite

(Zn,Fe)S

kubisch : 43m : F43m

II/C.01-010

Hawleyite

CdS

kubisch : 43m : F43m

II/C.01-020

Metacinnabar

HgS

kubisch : 43m : F43m

II/C.01-030

Stilleite

ZnSe

kubisch : 43m : F43m

II/C.01-040

Tiemannite

HgSe

kubisch : 43m : F43m

II/C.01-050

Coloradoite

HgTe

kubisch : 43m : F43m

II/C.01-060

Polhemusite

(Zn,Hg)S

II/C.01-070

Related minerals "Hoelzel Classification" [Mineral | Chemical formula : Crystal system : Class (H-M) | Space Group | Indenture number]

Sphalerite

(Zn,Fe)S

kubisch : 43m : F43m

2.CB.100

Rudashevskyite

(Fe,Zn)S

kubisch : 43m : F43m

2.CB.105

Browneite

MnS

kubisch : 43m : F43m

2.CB.108

Stilleite

ZnSe

kubisch : 43m : F43m

2.CB.110

Hawleyite

CdS

kubisch : 43m : F43m

2.CB.130

Metacinnabar

HgS

kubisch : 43m : F43m

2.CB.160

Tiemannite

HgSe

kubisch : 43m : F43m

2.CB.170

Coloradoite

HgTe

kubisch : 43m : F43m

2.CB.180

CNMNC (IMA)-Number

IMA 2005-017

CNMNC symbol

Symbol

Rud

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

German pages

DeWikiPedia - search for: Rudashevskyit
Google-Bilder-Suche - search for: Rudashevskyit
Mineralogisch-Petrographisches-Institut Hamburg - search for: Rudashevskyit

English pages

Mindat - search for: Rudashevskyite
Webmineral - search for:Rudashevskyite
Handbook-of-Mineralogy - search for: Rudashevskyite
RRUFF - Raman, XRD and other mineral data - search for: Rudashevskyite
RRUFF - References and PDF downloads - search for: Rudashevskyite
American-Mineralogist-Crystal-Structure-Database - search for: Rudashevskyite
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Russian pages

Webmineral.ru - search for: Рудашевскит

Mineral Dealer

German pages

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Locations with GPS information