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Malyshevite

Collectors Summary

Color bleigrau
Lustre Metallglanz
Hardness (Mohs) 3
Fracture rauh
Crystal System orthorhombisch, Pmmm

Chemism

Chemical formula

PdCuBiS3

Additional chem. information

Pd analog von Mückeit

Chemical composition

Bismut, Kupfer, Palladium, Schwefel

Unit weight: 475.144182 u; Number of atoms in the formula: 6

Info

Empirical formula:

PdCuBiS3

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Sulfur

S

20.25

3

50.00

32.0655000

96.1965000
Copper

Cu

13.37

1

16.67

63.5463000

63.5463000
Palladium

Pd

22.40

1

16.67

106.4210000

106.4210000
Bismuth

Bi

43.98

1

16.67

208.9803820

208.9803820

Analysis wt%

av Pd : 20.60, Pt : 1.00, Cu : 13.10, Bi : 42.60, S : 19.00, Se : 2.20, PLT : 21.60 (Ref: New Data on Minerals, (Monatshefte) 2006)

Strunz 9th edition incl. updates

2.GA.25

2: Sulfide und Sulfosalze (Sulfide, Selenide, Telluride, Arsenide, Antimonide, Bismutide, Sulfoarsenide, Sulfoantimonide, Sulfobismuthide)
G: Sulfoarsenide, Sulfoantimonide, Sulfobismuthide
A: Insel(Neso)-Sulfarsenide, usw., ohne zusätzlichen Schwefel (S)
25:Lapieit-Gruppe

Lapis Classification

II/C.21-020

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

Classification by Hölzel

2.FA.360

2: SULFIDES
F: Sulfarsenites, Sulfantimonites, Sulfbismuthinites Trigonal Pyramids ~[AsS3]3-, ~[SbS3]3-, ~[BiS3]3-
A: Neso Sulfarsenites without additional S
3: Lapieite-Group

IMA status

anerkannt 05/2006

Mineral status

anerkanntes Mineral

IMA Classification

IMA Classification

 Lapieite group

Optical Properties

Color

bleigrau

Change in color

grau in reflektiertem Licht

Diaphaneity (Transparency)

opak

Lustre

Metallglanz

Pleochroism

ja

Anisotropism

moderat bis stark

Reflectivity Ø

34.44

Crystallography

Crystal System

orthorhombisch

Class (H-M)

mmm

Space Group number

47

Space Group

Pmmm

Cell parameters a (Å)

7.541

Cell parameters b (Å)

6.482

Cell parameters c (Å)

11.522

Cell parameters a/b or c/a

1.163

Cell parameters c/b

1.778

Cell parameters α

90°

Cell parameters β

90°

Cell parameters γ

90°

Z

4

Volume (ų)

563.204

X-Ray Powder Diffraction

3.77(1), 3.24(4), 2.88(8), 2.52(6), 2.44(1), 1.900(10), 1.715(2), 1.672(1)
XRD chart Malyshevite

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

Physical Properties

Hardness (Mohs)

3

VHN (Hardness Vickers)

83 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

6.025 (berechnet)

5.603 ( ρ calc. Mineralienatlas )

Fracture

rauh

Radioactivity

nein

(Co-)Type locality

(Co-)Type locality

Russland/Nordwestrussland, Föderationskreis/Karelien, Republik/Onegasee/Zaonezhie-Halbinsel/Velikaya Guba U-Lagerstätte/Srednyaya Padma U-V-Lagerstätte

References

New Data on Minerals 41 (2006), 14

IMA group assignments

Other languages

German

Malyshevit

Spanish

Malyshevita

English

Malyshevite

Russian

Малышевит

CNMNC (IMA)-Number

IMA 2006-012

CNMNC symbol

Symbol

Mys

Locations with GPS information

IDs

GUSID (Global unique identifier short form) 8neqCFPy2k6t-FUB487STw
GUID (Global unique identifier) 08AA77F2-F253-4EDA-ADF8-5501E3CED24F
Database ID 4401