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Polkovicite

Collectors Summary

Color bräunlich grau
Streak color dunkelgrau
Lustre Metallglanz
Hardness (Mohs) 3.5
Crystal System kubisch,

Chemism

Chem­ical formula

(Fe,Pb)3(Ge,Fe)1-xS4

Addi­tional chem. informa­tion

bildet Mischkristalle mit Morozeviczit

Chem­ical com­po­si­tion

Blei, Eisen, Germanium, Schwefel

Strunz 9th edi­tion incl. updates

2.CB.35

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.
35:Hemusit-Gruppe

Lapis Clas­sifica­tion

II/C.10-070

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

Clas­sifica­tion by Hölzel

2.CB.490

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
4: Luzonite-Hemusite-Group

Dana 8th edi­tion

02.09.05.02

02: Sulfide Minerals
09: Sulfides - Including Selenides and Tellurides where Am Bn Xp, with (m+n):p=1:1

IMA sta­tus

anerkannt

Min­eral sta­tus

anerkanntes Mineral

Optical Properties

Color

bräunlich grau

Streak color

dunkelgrau

Diaphane­ity (Trans­parency)

opak

Lus­tre

Metallglanz

Anisotropism

deutlich

Crystallography

Crystal Sys­tem

kubisch

Cell param­e­ters a (Å)

10.61

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

32

Volumne (ų)

1194.39

X-Ray Pow­der Diffrac­tion

3.08(100),
2.80(60),
2.15(90),
2.047(60),
1.791(50),
1.565(50),
1.467(50),
1.109(50)

XRD chart Polkovicite

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

Physical Properties

Hard­ness (Mohs)

3.5

VHN (Hard­ness Vick­ers)

122 (50g)

Density (g/cm³)

6.62

Preface

Author (Name, Year)

Haranczyk, 1975

References

American Mineralogist (1981): 66: 437-438.

Strunz Mineralogical Tables 9. Edition (2001)

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

Hemusite

Cu1+4Cu2+2SnMoS8

2.CB.35

Renierite

(Cu,Zn)11(Ge,As)2Fe4S16

tetragonal : 42m : P42c

2.CB.35

Polkovicite

(Fe,Pb)3(Ge,Fe)1-xS4

2.CB.35

Vinciennite

Cu10Fe4Sn(As,Sb)S16

2.CB.35

Catamarcaite

Cu6GeWS8

hexagonal : 6mm : P63mc

2.CB.35

Kiddcreekite

Cu6SnWS8

2.CB.35

Morozeviczite

(Pb,Fe)3Ge1-xS4

2.CB.35

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

Renierite

(Cu,Zn)11(Ge,As)2Fe4S16

tetragonal : 42m : P42c

II/C.10-010

Vinciennite

Cu10Fe4Sn(As,Sb)S16

II/C.10-015

Germanite

Cu13Fe2Ge2S16

kubisch : 43m : P43n

II/C.10-020

Nekrasovite

Cu13V(Sn,As,Sb)3S16

kubisch : 43m : P43n

II/C.10-030

Colusite

Cu12VAs3S16

kubisch : 43m : P43n

II/C.10-040

Stibiocolusite

Cu13V(Sb,As,Sn)3S16

kubisch : 43m : P43m

II/C.10-045

Germanocolusite

Cu13V(Ge,As)3S16

kubisch : 43m : P43m

II/C.10-047

Maikainite

Cu10Fe3MoGe3S16

II/C.10-050

Ovamboite

Cu10Fe3WGe3S16

II/C.10-055

Sulvanite

Cu3VS4

kubisch : 43m : P43m

II/C.10-060

Polkovicite

(Fe,Pb)3(Ge,Fe)1-xS4

II/C.10-070

Morozeviczite

(Pb,Fe)3Ge1-xS4

II/C.10-080

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

Luzonite

Cu3AsS4

tetragonal : 42m : I42m

2.CB.400

Famatinite

Cu3SbS4

tetragonal : 42m : I42m

2.CB.405

Permingeatite

Cu3SbSe4

tetragonal : 42m : I42m

2.CB.410

Briartite

Cu2(Zn,Fe)GeS4

tetragonal : 42m : I42m

2.CB.420

Barquillite

Cu2(Cd,Fe)GeS4

tetragonal : 42m : I42m

2.CB.430

Vinciennite

Cu10Fe4Sn(As,Sb)S16

2.CB.440

Polhemusite

(Zn,Hg)S

2.CB.450

Sakuraiite

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

2.CB.460

Hemusite

Cu1+4Cu2+2SnMoS8

2.CB.470

Kiddcreekite

Cu6SnWS8

2.CB.475

Morozeviczite

(Pb,Fe)3Ge1-xS4

2.CB.485

Catamarcaite

Cu6GeWS8

hexagonal : 6mm : P63mc

2.CB.487

Polkovicite

(Fe,Pb)3(Ge,Fe)1-xS4

2.CB.490

Related minerals "Dana 8. Classification" [Mineral | Chemical formula : Crystal system : Class (H-M) | Space Group | Indenture number]

Chalcopyrite

CuFeS2

tetragonal : 42m : I42d

02.09.01.01

Eskebornite

CuFeSe2

tetragonal : 42m : P42c

02.09.01.02

Gallite

CuGaS2

tetragonal : 42m : I42d

02.09.01.03

Roquesite

CuInS2

tetragonal : 42m : I42d

02.09.01.04

Lenaite

AgFeS2

tetragonal : 42m : I42d

02.09.01.05

Laforêtite

AgInS2

tetragonal : 42m : I42d

02.09.01.06

Stannite

Cu2FeSnS4

tetragonal : 42m : I42m

02.09.02.01

Černýite

Cu2CdSnS4

tetragonal : 42m : I42m

02.09.02.02

Briartite

Cu2(Zn,Fe)GeS4

tetragonal : 42m : I42m

02.09.02.03

Kuramite

Cu3SnS4

tetragonal : 42m : I42m

02.09.02.04

Sakuraiite

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

02.09.02.05

Hocartite

Ag2FeSnS4

tetragonal : 42m : I42m

02.09.02.06

Pirquitasite

Ag2ZnSnS4

tetragonal : 42m, 4 : I42m, I4

02.09.02.07

Velikite

Cu2(Hg,Zn)SnS4

tetragonal : 4 : I4

02.09.02.08

Kësterite

Cu2(Zn,Fe)SnS4

tetragonal : 4 : I4

02.09.02.09

Ferrokësterite

Cu2FeSnS4

tetragonal : 4 : I4

02.09.02.10

Barquillite

Cu2(Cd,Fe)GeS4

tetragonal : 42m : I42m

02.09.02.11

Chatkalite

Cu6Fe2+Sn2S8

tetragonal : 42m : P4m2

02.09.03.02

Stannoidite

Cu8(Fe,Zn)3Sn2S12

orthorhombisch : 222 : I222

02.09.03.03

Renierite

(Cu,Zn)11(Ge,As)2Fe4S16

tetragonal : 42m : P42c

02.09.04.01

Germanite

Cu13Fe2Ge2S16

kubisch : 43m : P43n

02.09.04.02

Maikainite

Cu10Fe3MoGe3S16

02.09.04.03

Ovamboite

Cu10Fe3WGe3S16

02.09.04.04

Morozeviczite

(Pb,Fe)3Ge1-xS4

02.09.05.01

Polkovicite

(Fe,Pb)3(Ge,Fe)1-xS4

02.09.05.02

Hemusite

Cu1+4Cu2+2SnMoS8

02.09.06.01

Kiddcreekite

Cu6SnWS8

02.09.06.02

Putoranite

Cu1.1Fe1.2S2

kubisch : m3m

02.09.07.01

Talnakhite

Cu9(Fe,Ni)8S16

kubisch : 43m : I43m

02.09.08.01

Haycockite

Cu4Fe5S8

02.09.08.02

Mooihoekite

Cu9Fe9S16

tetragonal : 42m : P42m

02.09.08.03

Raguinite

TlFeS2

monoklin : 2/m : C2/m

02.09.09.01

Alternative Name

Polkovicita

CNMNC (IMA)-Number

IMA 1974-037

CNMNC symbol

Symbol

Pk

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

German pages

DeWikiPedia - search for: Polkovicit
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Mineralogisch-Petrographisches-Institut Hamburg - search for: Polkovicit

English pages

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RRUFF - References and PDF downloads - search for: Polkovicite
American-Mineralogist-Crystal-Structure-Database - search for: Polkovicite
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German pages

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Locations with GPS information