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Murunskite

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About MurunskiteHide

Formula:
K2(Cu,Fe)4S4
Colour:
Brown
Lustre:
Metallic
Hardness:
3
Crystal System:
Tetragonal
Member of:
Name:
Named for the Murunskii alkalic massif, the type locality.

Classification of MurunskiteHide

Approved
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
2.5.5.3

2 : SULFIDES
5 : AmBnXp, with (m+n):p = 3:2
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

Physical Properties of MurunskiteHide

Metallic
Colour:
Brown
Hardness:

Chemical Properties of MurunskiteHide

Formula:
K2(Cu,Fe)4S4

Crystallography of MurunskiteHide

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

Type Occurrence of MurunskiteHide

Synonyms of MurunskiteHide

Other Language Names for MurunskiteHide

German:Murunskit
Simplified Chinese:穆硫铁铜钾矿
Spanish:Murunskita

Varieties of MurunskiteHide

Thallian MurunskiteA variety of Murunskite containing up to 29% (w/w) of Thallium.

Relationship of Murunskite to other SpeciesHide

Member of:
Other Members of this group:
BukoviteTl2(Cu,Fe)4Se4Tet.
ThalcusiteTl2Cu3FeS4Tet.

Common AssociatesHide

Associated Minerals Based on Photo Data:
Charoite1 photo of Murunskite associated with Charoite on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

2.BD.UM2004-33-S:AgCuHgSe(Ag,Cu)8Hg3(S,Se)7
2.BD.05ImiteriteAg2HgS2Mon.
2.BD.10GortdrumiteCu24Fe2Hg9S23Tric. 1 : P1
2.BD.15BalkaniteCu9Ag5HgS8Mon. 2/m : P2/m
2.BD.15Danielsite(Cu,Ag)14HgS8Orth.
2.BD.20DonharrisiteNi3HgS3Mon. 2/m : B2/m
2.BD.25CarliniteTl2STrig. 3 : R3
2.BD.30BukoviteTl2(Cu,Fe)4Se4Tet.
2.BD.30ThalcusiteTl2Cu3FeS4Tet.
2.BD.35Rohaite(Tl,Pb,K)2Cu8.7Sb2S4Orth.
2.BD.40ChalcothalliteTl2(Cu,Fe)6SbS4Tet. 4/mmm (4/m 2/m 2/m) : I4/mmm
2.BD.45SabatieriteCu6TlSe4Orth.
2.BD.50CrookesiteCu7(Tl, Ag)Se4Tet.
2.BD.55BrodtkorbiteCu2HgSe2Mon. 2/m : P21/m

Related Minerals - Dana Grouping (8th Ed.)Hide

2.5.5.1ThalcusiteTl2Cu3FeS4Tet.
2.5.5.2BukoviteTl2(Cu,Fe)4Se4Tet.

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

3.0.1ErditeNaFeS2 · 2H2OMon. 2/m : B2/b
3.0.2CoyoteiteNaFe3S5 · 2H2OTric.
3.0.3ChvilevaiteNa(Cu,Fe,Zn)2S4Trig. 3m : R3m
3.0.4RasvumiteKFe2S3Orth. mmm (2/m 2/m 2/m) : Cmcm
3.0.5BartoniteK6Fe20S26STet. 4/mmm (4/m 2/m 2/m) : I4/mmm

Other InformationHide

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

References for MurunskiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
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.

Internet Links for MurunskiteHide

Localities for MurunskiteHide

ⓘ - Click for further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
Russia
 
  • Murmanskaya Oblast'
    • Khibiny Massif
      • Koashva Mt
Pekov, I.V., and Agakhanov, A.A. (2008): Geology of Ore Deposits 50(7), 583-589.
    • Lovozero Massif
      • Kedykverpakhk Mt
        • Karnasurt mine (Kedyk area)
ZVMO 136(4),63-71(2007)
  • Sakha Republic (Yakutia)
    • Aldan Shield
      • Chara and Tokko Rivers Confluence
Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow; Henderson, C. M. B., Kogarko, L. N., & Plant, D. A. (1999). Extreme closed system fractionation of volatile-rich, ultrabasic peralkaline melt inclusions and the occurrence of djerfisherite in the Kugda alkaline complex, Siberia. Mineralogical Magazine, 63(3), 433-438.
Mineral and/or Locality  
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