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Murunskite

Formula:
K
 
2
Cu
 
3
FeS
 
4
System:TetragonalColour:Brown
Lustre:MetallicHardness:3


Bukovite group

Classification of Murunskite

IMA status:Approved
Strunz 8th edition ID:2/F.04-10
Nickel-Strunz 10th (pending) edition ID:2.BD.30

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
B : Metal Sulfides, M: S > 1: 1 (mainly 2: 1)
D : With Hg, Tl
Dana 8th edition ID:2.5.5.3

2 : SULFIDES
5 : AmBnXp, with (m+n):p = 3:2
Hey's CIM Ref.:3.0.6

3 : Sulphides, Selenides, Tellurides, Arsenides and Bismuthides (except the arsenides, antimonides and bismuthides of Cu, Ag and Au, which are included in Section 1)
0 : Sulphides etc. of the alkalis
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Type Occurrence of Murunskite

Type Locality:Murunskii Massif, Chara and Tokko Rivers Confluence, Aldan Shield, Saha Republic (Sakha Republic; Yakutia), Eastern-Siberian Region, Russia

Physical Properties of Murunskite

Lustre:Metallic
Colour:Brown
Hardness (Mohs):3

Crystallography of Murunskite

Crystal System:Tetragonal
Cell Parameters:a = 3.88Å, c = 13.1Å
Ratio:a:c = 1 : 3.376
Unit Cell Volume:V 197.21 ų (Calculated from Unit Cell)

Chemical Properties of Murunskite

Formula:
K
 
2
Cu
 
3
FeS
 
4
Essential elements:Cu, Fe, K, S
All elements listed in formula:Cu, Fe, K, S

Relationship of Murunskite to other Species

Member of Group:
Bukovite Group:
Related Minerals - Nickel-Strunz Grouping):

- +
2.BD.UM2004-33-S:AgCuHgSe
(Ag,Cu)
 
8
Hg
 
3
(S,Se)
 
7
2.BD.05Imiterite
Ag
 
2
HgS
 
2
2.BD.10Gortdrumite
(Cu,Fe)
 
6
Hg
 
2
S
 
5
2.BD.15Balkanite
Cu
 
9
Ag
 
5
HgS
 
8
2.BD.15Danielsite
(Cu,Ag)
 
14
HgS
 
8
2.BD.20Donharrisite
Ni
 
8
Hg
 
3
S
 
9
2.BD.25Carlinite
Tl
 
2
S
2.BD.30Bukovite
Tl
 
2
(Cu,Fe)
 
4
Se
 
4
2.BD.30Thalcusite
Tl
 
2
Cu
 
3
FeS
 
4
2.BD.35Rohaite
(Tl,Pb,K)
 
2
Cu
 
8.7
Sb
 
2
S
 
4
2.BD.40Chalcothallite
Tl
 
2
(Cu,Fe)
 
6
SbS
 
4
2.BD.45Sabatierite
Cu
 
6
TlSe
 
4
2.BD.50Crookesite
(Cu,Tl,Ag)
 
2
Se
2.BD.55Brodtkorbite
Cu
 
2
HgSe
 
2
Related Minerals - Hey's Index Grouping:

- +
3.0.1Erdite
NaFeS
 
2
·2H
 
2
O
3.0.2Coyoteite
NaFe
 
3
S
 
5
·2H
 
2
O
3.0.3Chvilevaite
Na(Cu,Fe,Zn)
 
2
S
 
4
3.0.4Rasvumite
KFe
 
2
S
 
3
3.0.5Bartonite
K
 
3
Fe
 
10
S
 
14

Other Names for Murunskite

Synonyms:
IMA1980-064
Other Languages:
German:Murunskit
Spanish:Murunskita
Varieties:
Thallian Murunskite

Other Information

Health Warning:No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Murunskite

Reference List:American Mineralogist (1982): 67: 624.

Zapiski Vserossiyskogo Mineralogicheskogo Obshchestva: 110: 468-473.

Pekov, I.V., Zubkova, N.V., Lisitsyn, D.V., Pushcharovsky, D.Yu. (2009): Crystal chemistry of murunskite. Transactions (Doklady) of the Russian Academy of Sciences/Earth Science Section, 424, 139-141.

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    Localities for Murunskite

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