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Ekplexite

Pictures (1 Images total)

Ekplexit
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Ekplexit
körnig-schuppige Aggregate von Ekplexit, Kaskasnyunchorr, Chibiny, Kola, Russland, BB < 1 mm, analysiert
Copyright: MinTreasure.com (Carsten Slotta); Contribution: openpit
Location: Russland/Nordwestrussland, Föderationskreis/Murmansk, Oblast/Kola-Halbinsel/Chibiny (Khibiny)/Kaskasnyunchorr
Mineral: Ekplexite
Image: 1579805021
License: Usage for Mineralienatlas project only
Ekplexit

körnig-schuppige Aggregate von Ekplexit, Kaskasnyunchorr, Chibiny, Kola, Russland, BB < 1 mm, analysiert
Copyright: MinTreasure.com (Carsten Slotta)
Contribution: openpit 2020-01-23
Locality: Kaskasnyunchorr / Chibiny (Khibiny) / Kola-Halbinsel / Murmansk, Oblast / Nordwestrussland, Föderationskreis / Russland

Collectors Summary

Crystal System trigonal, P321, P3m1, P3m1

Chemism

Chemical formula

(Nb,Mo,W)S2·(Mg1-xAlx)(OH)2+x

Additional chem. information

Valleriit-Gruppe

Chemical composition

Aluminium, Magnesium, Molybdän, Niob, Sauerstoff, Schwefel, Wasserstoff, Wolfram

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.23-015

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

Classification by Hölzel

2.KC.215

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

IMA status

anerkannt - CNMNC - Neue Mineralien November 2011

Mineral status

anerkanntes Mineral

Crystallography

Crystal System

trigonal

Class (H-M)

32, 3m, 3m

Space Group number

150, 156, 164

Space Group

P321, P3m1, P3m1

Cell parameters a (Å)

3.791

Cell parameters b (Å)

-

Cell parameters c (Å)

11.30

Cell parameters a/b or c/a

2.981

Cell parameters c/b

-

Z

2

Volume (ų)

140.643

X-Ray Powder Diffraction

11.37(100), 5.65(55), 3.155(4), 2.809(20), 1.623(11)
XRD chart Ekplexite

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

Crystals 3D

Open larger view

(Co-)Type locality

(Co-)Type locality

Russland/Nordwestrussland, Föderationskreis/Murmansk, Oblast/Kola-Halbinsel/Chibiny (Khibiny)/Kaskasnyunchorr

Type material

Fersman Mineralogical Museum of the Russian Academy of Sciences, Moscow, Russia

Collection number of type material

4155/1

Preface

Author (Name, Year)

I. V. Pekov, V. O. Yapaskurt, Y. S. Polekhovsky, M. F. Vigasina, O. I. Siidra (2014)

References

CNMNC Newsletter No. 12, February 2012, page 152; Mineralogical Magazine, 76, 151-155.

I. V. Pekov, V. O. Yapaskurt, Y. S. Polekhovsky, M. F. Vigasina, O. I. Siidra: Ekplexite (Nb,Mo)S2·(Mg1−xAlx)(OH)2+x, kaskasite (Mo,Nb)S2·(Mg1−xAlx)(OH)2+x and manganokaskasite (Mo,Nb)S2·(Mn1−xAlx)(OH)2+x, three new valleriite-group mineral species from the Khibiny alkaline complex, Kola peninsula, Russia. Mineral Mag Vol. 78, Nr. 3 (2014) S. 663-679.

Other languages

German

Ekplexit

English

Ekplexite

Russian

Экплексит

CNMNC (IMA)-Number

IMA 2011-082

CNMNC symbol

Symbol

Ekp

Locations with GPS information

IDs

GUSID (Global unique identifier short form) UVXJLFI2602VVxuVGMCcZA
GUID (Global unique identifier) 2CC95551-3652-4DEB-9557-1B9518C09C64
Database ID 7171



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