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Manganokaskasite

Collectors Summary

Crystal System trigonal, P3m1, P3m1, P321

Chemism

Chemical formula

(Mo,Nb)S2·(Mn1–xAlx)(OH)2+x

Chemical composition

Aluminium, Mangan, Molybdän, Niob, Sauerstoff, Schwefel, Wasserstoff

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.23-017

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

IMA status

anerkannt - CNMNC Newsletter No. 16, August 2013

Mineral status

anerkanntes Mineral

Crystallography

Crystal System

trigonal

Class (H-M)

3m, 3m, 32

Space Group number

164, 156, 150

Space Group

P3m1, P3m1, P321

Cell parameters a (Å)

3.243

Cell parameters b (Å)

-

Cell parameters c (Å)

11.61

Cell parameters a/b or c/a

3.58

Cell parameters c/b

-

Volume (ų)

105.744

Crystal structure

Valleriit-Gruppe

X-Ray Powder Diffraction

11.39(85), 5.66(100), 2.769(43), 2.663(25), 2.455(18), 1.608(23), 1.559(13)
XRD chart Manganokaskasite

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

(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, Moskau, Russland

Collection number of type material

4402/1

Preface

Name from

Der Zusammensetzung (Mangan) und der Typlokalität (Kaskasnyunchorr)

Author (Name, Year)

Igor V. Pekov, Vasily O. Yapaskurt und Yury S. Polekhovsky (2013)

References

Pekov, I.V., Yapaskurt, V.O. and Polekhovsky, Y.S. (2013) Manganokaskasite, IMA 2013-026. CNMNC Newsletter No. 16, 2013, page 2707; Mineralogical Magazine, 77, 2695-2709.

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

Manganokaskasit

English

Manganokaskasite

CNMNC (IMA)-Number

IMA 2013-026

CNMNC symbol

Symbol

Mkks

Locations with GPS information

IDs

GUSID (Global unique identifier short form) VShHYdht4ES-9Ezao5U5TQ
GUID (Global unique identifier) 61472855-6DD8-44E0-BEF4-4CDAA395394D
Database ID 7633