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Catamarcaite

Collectors Summary

Color grau
Streak color schwarz
Lustre Metallglanz
Hardness (Mohs) 3.5
Cleavages keine
Fracture unregelmäßig bis halbmuschelig
Crystal System hexagonal, P63mc
Morphology idiomorphe bis hypidiomorphe Einschlüsse bis 1 mm

Chemism

Chem­ical formula

Cu6GeWS8

Empir­ical formula (anal­y­sis)

Cu6.09Ag0.01Fe0.03Ge0.98W1.03S7.86

Chem­ical com­po­si­tion

Germanium, Kupfer, Schwefel, Wolfram

Unit weight: 902.3302452 u; Number of atoms in the formula: 16

Info

Empirical formula:

Cu6.09Ag0.01Fe0.03Ge0.98W1.03S7.86

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Sulfur

S

27.93

7.86

49.13

32.0655000

252.0348300

Iron

Fe

0.19

0.03

0.19

55.8452000

1.6753560

Copper

Cu

42.89

6.09

38.06

63.5463000

386.9969670

Germanium

Ge

7.89

0.98

6.13

72.6410000

71.1881800

Silver

Ag

0.12

0.01

0.06

107.8682200

1.0786822

Tungsten

W

20.99

1.03

6.44

183.8410000

189.3562300

Anal­y­sis wt%

Cu : 42.72, Ge : 7.84, W : 20.89, S : 27.79, Ag : 0.14, Fe : 0.17 (Ref: Canadian Mineralogist 2006)

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.09-030

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

Clas­sifica­tion by Hölzel

2.CB.487

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

02.09.14.02

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

IMA sta­tus

anerkannt 2003

Min­eral sta­tus

anerkanntes Mineral

Optical Properties

Color

grau

Streak color

schwarz

Change in color

in reflektiertem Licht: grauweiß mit einem minimalen braunen Frabton

Diaphane­ity (Trans­parency)

opak

Lus­tre

Metallglanz

Pleochro­ism

schwach

Bireflectance

schwach

Anisotropism

schwach, rote Innenreflexe an Rissen

Reflec­tiv­ity: (Lambda nm) ↓, ↑, Ø

(470) 24.5, 25.2, 24.9
(546) 24.1, 24.5, 24.3
(589) 24.5, 25.1, 24.8
(650) 23.4, 23.7, 23.6

Reflection chart Catamarcaite

Reflec­tiv­ity Ø

24.38

Crystallography

Crystal Sys­tem

hexagonal

Class (H-M)

6mm

Space Group number

186

Space Group

P63mc

Cell param­e­ters a (Å)

7.524

Cell param­e­ters b (Å)

-

Cell param­e­ters c (Å)

12.390

Cell param­e­ters a/b or c/a

1.647

Cell param­e­ters c/b

-

Cell param­e­ters α

90°

Cell param­e­ters β

90°

Cell param­e­ters γ

120°

Z

2

Volumne (ų)

607.435

X-Ray Pow­der Diffrac­tion

6.18(40), 5.78(100), 3.153(40), 2.887(40), 2.417(40), 1.971(50), 1.881(80), 1.744(50)

XRD chart Catamarcaite

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

Morphol­ogy

idiomorphe bis hypidiomorphe Einschlüsse bis 1 mm

Crystal Structure 3D

Open larger view

Physical Properties

Hard­ness (Mohs)

3.5

VHN (Hard­ness Vick­ers)

227 (25g)

Density (g/cm³)

4.892 (berechnet)

4.933 ( ρ calc. Mineralienatlas )

Cleav­ages

keine

Frac­ture

unregelmäßig bis halbmuschelig

Tenac­ity

spröde

(Co-)Type locality

(Co-)Type locality

Argentinien/Catamarca, Provinz/Andalgalá/Capillitas Mine/La Rosario Vein

Type mate­r­ial

Institut für Mineralogie der Universität von Salzburg, Österreich

Col­lec­tion number of type mate­r­ial

14931 und 14932

Par­a­ge­n­e­sis of type mate­r­ial

Bornit, Digenit, Chalkosin, Covellin, Sphalerit

Preface

Asso­cia­tions

Bornit, Digenit, Chalkosin, Covellin, Sphalerit, Luzonit, Wittichenit, Hübnerit

Name from

der Provinz Catamarca, dem Ort der Typlokalität

Author (Name, Year)

Putz & Paar & Topa & Makovicky & Roberts, 2006

References

Putz, H., Paar, W. H., Topa, D., Makovický, E., Roberts, A. C. (2006): Catamarcait, Cu6GeWS8, eine neue Spezies Germanium–Tungsten-Sulfid von Capillitas, Catamarca, Argentinien: Beschreibung, Paragenese und Kristallstruktur. Canadian Mineralogist, 44, 1481-1497 (in englisch).

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]

Hemusite

Cu1+4Cu2+2SnMoS8

II/C.09-010

Kiddcreekite

Cu6SnWS8

II/C.09-020

Catamarcaite

Cu6GeWS8

hexagonal : 6mm : P63mc

II/C.09-030

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]

Teallite

PbSnS2

orthorhombisch : mmm : Pbnm

02.09.10.01

Rasvumite

KFe2S3

orthorhombisch : mmm : Cmcm

02.09.11.01

Pautovite

CsFe2S3

orthorhombisch : mmm : Cmcm

02.09.11.02

Sternbergite

AgFe2S3

orthorhombisch : mmm : Ccmb

02.09.12.01

Picotpaulite

TlFe2S3

orthorhombisch : 222, mm2, mmm : C222, Cmm2, Amm2, Cmmm

02.09.12.02

Cubanite

CuFe2S3

orthorhombisch : mmm : Pcmn

02.09.13.01

Argentopyrite

AgFe2S3

orthorhombisch : mmm : Pmmn

02.09.13.02

Isocubanite

CuFe2S3

kubisch : 43m : P43m

02.09.13.03

Catamarcaite

Cu6GeWS8

hexagonal : 6mm : P63mc

02.09.14.02

Nukundamite

(Cu,Fe)4S4

trigonal : 3m : P3m1

02.09.15.01

Mohite

Cu2SnS3

monoklin : m : Cc

02.09.16.01

Caswellsilverite

NaCrS2

trigonal : 3m : R3m

02.09.17.01

Schöllhornite

Na0.3CrS2·H2O

02.09.17.02

Cronusite

Ca0.2CrS2·H2O

trigonal : 3m, 32, 3m : R3m, R32, R3m

02.09.17.03

Petrukite

(Cu,Ag)2(Fe,Zn)(Sn,In)S4

orthorhombisch : mm2 : Pmn21

02.09.18.01

Bartonite

K6Fe20S26S

tetragonal : 4/mmm : I4/mmm

02.09.19.01

Chlorbartonite

K6Fe24S26(Cl,S)

tetragonal : 4/mmm : I4/mmm

02.09.19.02

CNMNC (IMA)-Number

IMA 2003-020

CNMNC symbol

Symbol

Ctm

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

German pages

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

English pages

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RRUFF - References and PDF downloads - search for: Catamarcaite
American-Mineralogist-Crystal-Structure-Database - search for: Catamarcaite
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Russian pages

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German pages

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