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Chrisstanleyite (Chrisstanleyit)

Collectors Summary

Color silbergrau
Streak color schwarz
Lustre Metallglanz
Hardness (Mohs) 5
Cleavages keine
Fracture keiner
Crystal System monoklin, P21/c

Chemism

Chemical formula

Ag2Pd3Se4

Chemical composition

Palladium, Selen, Silber

Unit weight: 850.85144 u; Number of atoms in the formula: 9

Info

Empirical formula:

Ag2Pd3Se4

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Selenium

Se

37.12

4

44.44

78.9630000

315.8520000

Palladium

Pd

37.52

3

33.33

106.4210000

319.2630000

Silver

Ag

25.36

2

22.22

107.8682200

215.7364400

Analysis wt%

Ø Ag : 25.09, Pd : 37.64, Se : 36.39, PLT : 37.64 (Ref: Mineralogical Magazine 98)

Strunz 9th edition incl. updates

2.BC.15

2: Sulfide und Sulfosalze (Sulfide, Selenide, Telluride, Arsenide, Antimonide, Bismutide, Sulfarsenite, Sulfantimonite, Sulfbismuthite)
B: Metallsulfide, M : S > 1 : 1 (hauptsächlich 2 : 1)
C: mit Rhodium (Rh), Palladium (Pd), Platin (Pt), usw.
15:Chrisstanleyit-Gruppe

Lapis Classification

II/A.06-030

II: SULFIDE UND SULFOSALZE (Sulfide, Selenide, Telluride, Arsenide, Antimonide, Bismutide)
A: Legierungen und legierungsartige Verbindungen
6: mit Metallen der Platin-gruppe (v.a. Pd)

Classification by Hölzel

2.BC.270

2: SULFIDES
B: Sulfides (etc) with Me/S > 1/1 (mostly 2/1)
C: With Pd
2: Telargpalite-Sopcheite-Group (with Te)

Dana 8th edition

02.16.10.02

02: Sulfide Minerals
16: Sulfides - Including Selenides and Tellurides with miscellaneous formulae
10: Chrisstanleyite Group

IMA status

Anerkannt von der CNMNC

Mineral status

anerkanntes Mineral

Optical Properties

Color

silbergrau

Streak color

schwarz

Diaphaneity (Transparency)

opak

Lustre

Metallglanz

Pleochroism

sehr schwach von hellgelbbraun nach graugrün-gelbbraun

Bireflectance

schwach bis moderat

Anisotropism

moderat

Crystallography

Crystal System

monoklin

Class (H-M)

2/m

Space Group number

14

Space Group

P21/c

Cell parameters a (Å)

5.676

Cell parameters b (Å)

10.342

Cell parameters c (Å)

6.341

Cell parameters a/b or c/a

0.549

Cell parameters c/b

0.613

Cell parameters α

90°

Cell parameters β

115.0

Cell parameters γ

90°

Z

2

Volumne (ų)

337.35

X-Ray Powder Diffraction

2.868(50),
2.742(100),
2.688(80),
2.521(20),
2.367(50),
1.956(100),
1.918(20),
1.829(30)

XRD chart Chrisstanleyite

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

Crystal Structure 3D

Open larger view

Physical Properties

Hardness (Mohs)

5

VHN (Hardness Vickers)

395 (100g)

Density (g/cm³)

8.31

8.376 ( ρ calc. Mineralienatlas )

Cleavages

keine

Fracture

keiner

Tenacity

geringfügig spröde

(Co-)Type locality

(Co-)Type locality

UK/England/Devon Co./South Devon/Torquay/Hope's Nose

Type material

Institut für Mineralogie, Universität Salzburg
The Natural History Museum, London

Collection number of type material

II/A 1070 (Salzburg)
BM 1997,59 (London)

Preface

Occurrences

palladium- und silberhaltiges Gold, Fischesserit, Clausthalit, Eucairit, Tiemannit, Umangit

Name from

Der Name ehrt Dr. Chris J. Stanley (Nottingham 1954 - ) vom Natural History Museum in London.

Author (Name, Year)

Paar & Roberts & Criddle & Topa, 1998

References

Mineralogical Magazine 62 (1998), 257

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

Chrisstanleyite

Ag2Pd3Se4

monoklin : 2/m : P21/c

2.BC.15

Jagüéite

Cu2Pd3Se4

monoklin : 2/m : P21/c

2.BC.15

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

Vasilite

(Pd,Cu)16(S,Te)7

kubisch : 43m : I43m

II/A.06-005

Oosterboschite

(Pd,Cu)7Se5

II/A.06-010

Luberoite

Pt5Se4

monoklin : 2/m : P21/c

II/A.06-020

Jagüéite

Cu2Pd3Se4

monoklin : 2/m : P21/c

II/A.06-025

Chrisstanleyite

Ag2Pd3Se4

monoklin : 2/m : P21/c

II/A.06-030

Tischendorfite

Pd8Hg3Se9

orthorhombisch : mmm : Pmmn

II/A.06-040

Jacutingaite

Pt2HgSe3

trigonal : 3m : P3m1

II/A.06-050

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

Telargpalite

(Pd,Ag)3(Te,Bi,Pb)

kubisch : 43m : F43m

2.BC.200

Keithconnite

Pd20Te7

trigonal : 3 : R3

2.BC.210

Vasilite

(Pd,Cu)16(S,Te)7

kubisch : 43m : I43m

2.BC.220

Telluropalladinite

Pd9Te4

monoklin : 2/m : P21/c

2.BC.230

Sopcheite

Ag4Pd3Te4

orthorhombisch : mmm : Cmca

2.BC.240

Temagamite

Pd3HgTe3

trigonal : 3m : P3m1

2.BC.260

Tischendorfite

Pd8Hg3Se9

orthorhombisch : mmm : Pmmn

2.BC.265

Chrisstanleyite

Ag2Pd3Se4

monoklin : 2/m : P21/c

2.BC.270

Jagüéite

Cu2Pd3Se4

monoklin : 2/m : P21/c

2.BC.275

Borovskite

Pd3SbTe4

kubisch : m3m : Fm3m

2.BC.280

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

Sopcheite

Ag4Pd3Te4

orthorhombisch : mmm : Cmca

02.16.10.01

Chrisstanleyite

Ag2Pd3Se4

monoklin : 2/m : P21/c

02.16.10.02

Jagüéite

Cu2Pd3Se4

monoklin : 2/m : P21/c

02.16.10.03

Henryite

Cu4Ag3Te4

02.16.11.01

Furutobeite

(Cu,Ag)6PbS4

monoklin : 2, m, 2/m : C2, Cm, C2/m

02.16.12.01

Schlemaite

(Cu,Ag)6(Pb,Bi)Se4

monoklin : 2/m : P21/m

02.16.12.02

Stützite

Ag5-xTe3 {x = 0.24-0.36}

hexagonal : 6m2 : P62m

02.16.13.01

Gortdrumite

Cu18FeHg6S16

02.16.14.01

Rickardite

Cu3-xTe2

orthorhombisch : mmm : Pmmn

02.16.15.01

Oosterboschite

(Pd,Cu)7Se5

02.16.15.02

Maucherite

Ni11As8

tetragonal : 422, 422 : P41212, P43212

02.16.16.01

Athabascaite

Cu5Se4

02.16.17.01

Penzhinite

(Ag,Cu)4Au(S,Se)4

hexagonal : 622 : P6322

02.16.18.01

Palladseite

Pd17Se15

kubisch : m3m : Pm3m

02.16.19.01

'Miassite'

Rh17S15

kubisch : m3m : Pm3m

02.16.19.02

Other languages

German

Chrisstanleyit

Spanish

Chrisstanleyita

French

Chrisstanleyite

English

Chrisstanleyite

Traditional Chinese

硒鈀銀礦

Simplified Chinese

硒钯银矿

IMA Number

IMA 1996-044

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

German pages

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

English pages

Mindat - search for: Chrisstanleyite
Webmineral - search for:Chrisstanleyite
Handbook-of-Mineralogy - search for: Chrisstanleyite
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RRUFF - References and PDF downloads - search for: Chrisstanleyite
American-Mineralogist-Crystal-Structure-Database - search for: Chrisstanleyite
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Mineral Dealer

German pages

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Locations with GPS information




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