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Yushkinite

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Yushkinit
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Yushkinit
metallisch glänzende, violettschwarze Aggregate von Yushkinit in Calcit, Silova-Yakha Fluss, Pai Choi Gebirge, Komi, Russland; BB ~ 1 mm, analysiert
Copyright: MinTreasure.com (Carsten Slotta); Contribution: openpit
Location: Russland/Nordwestrussland, Föderationskreis/Autonomer Kreis der Nenzen/Sapoljarny (Zapolyarny), Rajon/Yugorsk-Halbinsel/Pai-Choi-Gebirge/Silova-Yakha-Fluss
Mineral: Yushkinite
Image: 1579806465
Rating: 8 (votes: 1)
License: Usage for Mineralienatlas project only
Yushkinit

metallisch glänzende, violettschwarze Aggregate von Yushkinit in Calcit, Silova-Yakha Fluss, Pai Choi Gebirge, Komi, Russland; BB 1 mm, analysiert
Copyright: MinTreasure.com (Carsten Slotta)
Contribution: openpit 2020-01-23
Locality: Silova-Yakha-Fluss / Pai-Choi-Gebirge / Yugorsk-Halbinsel / Sapoljarny (Zapolyarny), Rajon / Autonomer Kreis der Nenzen / Nordwestrussland, Föderationskreis / Russland

Collectors Summary

Color rosaviolett-met.
Streak color rötlichgrau
Hardness (Mohs) 1
Solubility +++ HCl, HNO3
Crystal System trigonal, P3m1

Chemism

Chemical formula

[(Mg0.60Al0.30V0.10)Σ1.0(OH)2][V0.875S2]

Chemical composition

Aluminium, Magnesium, Sauerstoff, Schwefel, Vanadium, Wasserstoff

Unit weight: 170.49122371 u; Number of atoms in the formula: 7.875

Info

Empirical formula:

[(Mg0.60Al0.30V0.10)(OH)2][V0.875S2]

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Hydrogen

H

1.18

2

25.40

1.0079470

2.0158940
Oxygen

O

18.77

2

25.40

15.9994300

31.9988600
Magnesium

Mg

8.55

0.6

7.62

24.3050600

14.5830360
Aluminium

Al

4.75

0.3

3.81

26.9815382

8.0944615
Sulfur

S

37.62

2

25.40

32.0655000

64.1310000
Vanadium

V

29.13

0.98

12.38

50.9415100

49.6679723

Strunz 9th edition incl. updates

2.FD.30

2: Sulfide und Sulfosalze (Sulfide, Selenide, Telluride, Arsenide, Antimonide, Bismutide, Sulfoarsenide, Sulfoantimonide, Sulfobismuthide)
F: Sulfide, Arsenide, Alkaide; Sulfide mit Halogeniden, Oxiden, Hydroxiden (H2O)
D: mit O, OH, H2O
30:Valleriit-Gruppe

Lapis Classification

II/C.23-010

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

Classification by Hölzel

2.KC.240

2: SULFIDES
K: Nonmetallic Sulfides, HalideSulfides, etc.
C: With O,OH,H2O
2: With Hydroxide

Dana 8th edition

02.14.03.02

02: Sulfide Minerals
14: Sulfides - Including Selenides and Tellurides (Hydroxyl or Hydrated)

IMA status

Anerkannt von der CNMNC

Mineral status

anerkanntes Mineral

Optical Properties

Color

rosaviolett-met.

Streak color

rötlichgrau

Crystallography

Crystal System

trigonal

Class (H-M)

3m

Space Group number

164

Space Group

P3m1

Cell parameters a (Å)

3.21

Cell parameters b (Å)

-

Cell parameters c (Å)

11.3

Cell parameters a/b or c/a

3.52

Cell parameters c/b

-

Z

1

Volume (ų)

100.837

Crystal structure

aufgeklärt, siehe S. V. Soboleva, T. E. Evstigneeva, N. M. Boeva, N. S. Bortnikov: Crystal Structure of Yushkinite [(Mg0.60Al0.30V0.10)Σ1.0(OH)2][V0.875S2]: An Example of a Commensurate Combination of Brucite and Sulfide Layers. Doklady Earth Sciences Volume 491, Issue 2 (2020) S. 210–213.

X-Ray Powder Diffraction

11.40(30),
5.68(100),
2.76(60),
2.76(20),
1.596(40),
1.575(60),
1.534(30),
1.386(30)
XRD chart Yushkinite

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

Crystals 3D

Open larger view

Physical Properties

Hardness (Mohs)

1

VHN (Hardness Vickers)

4 (10g)

Density (g/cm³)

2.94 (gemessen)

2.807 ( ρ calc. Mineralienatlas )

Instability

+++ HCl, HNO3

(Co-)Type locality

(Co-)Type locality

Russland/Nordwestrussland, Föderationskreis/Autonomer Kreis der Nenzen/Sapoljarny (Zapolyarny), Rajon/Yugorsk-Halbinsel/Pai-Choi-Gebirge/Silova-Yakha-Fluss/Dolgozhdannyi-Wasserfall

Russland/Ural, Föderationskreis/Autonomer Kreis der Jamal-Nenzen/Yugorskii-Halbinsel/Pai-Khoi-Gebiet/Mittlerer Silova-Yakha-Strom/Dolgozhdannyi Wasserfall

Russland/Nordwestrussland, Föderationskreis/Autonomer Kreis der Nenzen/Sapoljarny (Zapolyarny), Rajon/Yugorsk-Halbinsel/Pai-Choi-Gebirge/Silova-Yakha-Fluss/Yushkinite Schlucht

Preface

Author (Name, Year)

Makeev & Evstigneeva & Troneva & Vyal'sov & Gorshkov & Trubkin, 1984

References

Makeev A B, Evstigneeva T L, Troneva N V, Vyalsov L N, Gorshkov A I, Trubkin N V: Yushkinite V1-xS·n[(Mg,Al)(OH)2] - a new mineral (in russ. Sprache). Mineralogiceskij Zhurnal Vol. 6, Nr. 5 (1984) S. 91-98.

Other languages

German

Yushkinit

Spanish

Yushkinita

English

Yushkinite

French

Yushkinite

Russian

Юшкинит

Alternative Name

German

Jushkinit

CNMNC (IMA)-Number

IMA 1983-050

CNMNC symbol

Symbol

Yus

IDs

GUSID (Global unique identifier short form) WX69ZJno-Uiz0hkvKFToog
GUID (Global unique identifier) 64BD7E59-E899-48F9-B3D2-192F2854E8A2
Database ID 4252