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Kashinite (Kashinit)

Collectors Summary

Color hellgrau
Hardness (Mohs) 7.5
Solubility - Säuren
Crystal System orthorhombisch, Pbcn

Chemism

Chemical formula

(Ir,Rh)2S3

Chemical composition

Iridium, Rhodium, Schwefel

Unit weight: 435.975201 u; Number of atoms in the formula: 5

Info

Empirical formula:

(Ir0.75Rh0.25)2S3

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Sulfur

S

22.06

3

60.00

32.0655000

96.1965000
Rhodium

Rh

11.80

0.5

10.00

102.9055020

51.4527510
Iridium

Ir

66.13

1.5

30.00

192.2173000

288.3259500

Analysis wt%

Ø Ir : 64.20, Rh : 12.30, S : 23.30, PLT : 76.50 (Ref: Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva, 1904-1974 85)

Strunz 9th edition incl. updates

2.DB.15

2: Sulfide und Sulfosalze (Sulfide, Selenide, Telluride, Arsenide, Antimonide, Bismutide, Sulfarsenite, Sulfantimonite, Sulfbismuthite)
D: Metallsulfide mit M:S = 3:4 und 2:3
B: M:S = 2:3
15:Bowieit-Gruppe

Lapis Classification

II/D.06-010

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

Classification by Hölzel

2.DB.230

2: SULFIDES
D: With Me/S <1/1 and >1/2
B: Me/S=2/3
2: Bowieite-Group

Dana 8th edition

02.11.12.02

02: Sulfide Minerals
11: Sulfides - Including Selenides and Tellurides where Am Bn Xp, with (m+n):p=2:3

IMA status

Anerkannt von der CNMNC

Mineral status

anerkanntes Mineral

Optical Properties

Color

hellgrau

Diaphaneity (Transparency)

opak

Crystallography

Crystal System

orthorhombisch

Class (H-M)

mmm

Space Group number

60

Space Group

Pbcn

Cell parameters a (Å)

8.450

Cell parameters b (Å)

6.001

Cell parameters c (Å)

6.145

Cell parameters a/b or c/a

1.408

Cell parameters c/b

1.024

Cell parameters α

90°

Cell parameters β

90°

Cell parameters γ

90°

Z

4

Volumne (ų)

311.603

X-Ray Powder Diffraction

4.23(30),
3.83(30),
2.99(100),
2.14(40),
2.11(30),
1.758(40),
1.736(60),
1.136(40)
XRD chart Kashinite

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

Physical Properties

Hardness (Mohs)

7.5

VHN (Hardness Vickers)

1529 (50g)

Density (g/cm³)

9.1

9.293 ( ρ calc. Mineralienatlas )

Instability

- Säuren

(Co-)Type locality

(Co-)Type locality

Russland/Ural, Föderationskreis/Swerdlowsk, Oblast (Sverdlovskaya)/Jekaterinburg/Nischni Tagil (Nizhnii Tagil)/Solov'eva-Gebirge/Aleksandrov Log

Preface

Author (Name, Year)

Begizov & Zabyalov & Rudashevsky & Vyal'sov, 1985

References

Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 114 (1985), 617

Other languages

German

Kashinit

Spanish

Kashinita

French

Kashinite

English

Kashinite

Russian

Кашинит

Japanese

ｶｼｰﾅｲﾄ

CNMNC (IMA)-Number

IMA 1982-036

CNMNC symbol

Symbol

Ksh

Locations with GPS information