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Galkhaite

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About GalkhaiteHide

Formula:
(Cs,Tl)(Hg,Cu,Zn)6(As,Sb)4S12
Colour:
Dark orange-red
Lustre:
Adamantine, Vitreous
Hardness:
3
Specific Gravity:
5.4
Crystal System:
Isometric
Member of:
Name:
For the type locality
Isostructural with:
The Cs analogue of vorontsovite and Cs-Hg analogue of ferrovorontsovite.


Classification of GalkhaiteHide

Approved
2.GB.20

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
G : Sulfarsenites, sulfantimonites, sulfbismuthites
B : Neso-sulfarsenites, etc. with additional S
3.4.14.1

3 : SULFOSALTS
4 : ø = 3
5.4.5

5 : Sulphosalts - Sulpharsenites and Sulphobismuthites (those containing Sn, Ge,or V are in Section 6)
4 : Sulpharsenites etc. of Zn and Hg

Physical Properties of GalkhaiteHide

Adamantine, Vitreous
Transparency:
Opaque
Colour:
Dark orange-red
Streak:
Orange-yellow
Hardness:
Hardness:
VHN100=186 - 202 kg/mm2 - Vickers
Tenacity:
Brittle
Fracture:
Irregular/Uneven, Conchoidal
Density:
5.4 g/cm3 (Measured)    5.44 g/cm3 (Calculated)

Chemical Properties of GalkhaiteHide

Formula:
(Cs,Tl)(Hg,Cu,Zn)6(As,Sb)4S12
IMA Formula:
(Hg5Cu)CsAs4S12
Common Impurities:
Fe,Se

Crystallography of GalkhaiteHide

Crystal System:
Isometric
Class (H-M):
4 3m - Hextetrahedral
Space Group:
I4 3m
Cell Parameters:
a = 10.365(3) Å
Unit Cell V:
1,113.55 ų (Calculated from Unit Cell)
Z:
12
Morphology:
Crystals to 1cm, granular aggregates.

Crystal StructureHide

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IDSpeciesReferenceLinkYearLocalityPressure (GPa)Temp (K)
0005182GalkhaiteChen T T, Szymanski J T (1981) The structure and chemistry of galkhaite, a mercury sulfosalt containing Cs and Tl The Canadian Mineralogist 19 571-5811981Getchell mine, Humboldt County, Nevada, USA0293
0014754GalkhaiteDivjakovic V, Nowacki W (1975) Die kristallstruktur von galchait [Hg0.76(Cu,Zn)0.24]12Tl0.96(AsS3)8 Neues Jahrbuch fur Mineralogie, Monatshefte 1975 291-2931975Getchell mine, Humboldt County, Nevada, USA0293
CIF Raw Data - click here to close

Geological EnvironmentHide

Geological Setting:
Hydrothermal Hg-Au deposits

Type Occurrence of GalkhaiteHide

Synonyms of GalkhaiteHide

Other Language Names for GalkhaiteHide

Simplified Chinese:硫砷铊汞矿
Spanish:Galkhaita

Relationship of Galkhaite to other SpeciesHide

Member of:
Other Members of this group:
Ferrovorontsovite(Fe5Cu)Σ6TlAs4S12Iso. 4 3m : I4 3m
Vorontsovite(Hg5Cu)Σ6TlAs4S12Iso. 4 3m : I4 3m

Common AssociatesHide

Associated Minerals Based on Photo Data:
6 photos of Galkhaite associated with QuartzSiO2
1 photo of Galkhaite associated with CalciteCaCO3
1 photo of Galkhaite associated with Stilbite subgroupM6-7[Al8-9Si27-28O72] · nH2O

Related Minerals - Nickel-Strunz GroupingHide

2.GB.ArgentopearceiteAg16As2S11Trig. 3 2 : P3 2 1
2.GB.05Argentotennantite-(Zn)Ag6(Cu4Zn2)As4S12SIso. 4 3m : I4 3m
2.GB.05Freibergite Subgroup([Ag6]4+,(Ag,Cu)6)((Cu,Ag)4C2+2)Sb4S12S0-1Iso. 4 3m : I4 3m
2.GB.05Giraudite-(Zn)Cu6(Cu4Zn2)As4Se12SeIso. 4 3m : I4 3m
2.GB.05Goldfieldite(Cu42)(Cu4Cu+2)Te4S12SIso. 4 3m : I4 3m
2.GB.05Hakite-(Hg)Cu6(Cu4Hg2)Sb4Se12SeIso. 4 3m : I4 3m
2.GB.05Tennantite SubgroupCu6(Cu4C2+2)As4S12SIso. 4 3m : I4 3m
2.GB.05Tetrahedrite SubgroupCu6(Cu4C2+2)Sb4S12SIso. 4 3m : I4 3m
2.GB.05Argentotetrahedrite-(Fe)Ag6(Cu4Fe2)Sb4S12SIso. 4 3m : I4 3m
2.GB.10SelenostephaniteAg5SbSe4Orth.
2.GB.10StephaniteAg5SbS4Orth. mm2 : Cmc21
2.GB.15Pearceite[Ag9CuS4][(Ag,Cu)6(As,Sb)2S7]Trig. 3m (3 2/m) : P3m1
2.GB.15Polybasite[(Ag,Cu)6(Sb,As)2S7][Ag9CuS4]Mon. 2/m : B2/m
2.GB.15UM2003-14-S:AgBiFeTeAg16FeBiTe3S8
2.GB.15Selenopolybasite[(Ag,Cu)6(Sb,As)2(S,Se)7][Ag9Cu(S,Se)2Se2]Trig. 3m (3 2/m) : P3m1
2.GB.15Cupropearceite[Cu6As2S7][Ag9CuS4]Trig. 3m (3 2/m) : P3m1
2.GB.15Cupropolybasite[Cu6Sb2S7][Ag9CuS4]Trig. 3m : P3 1m
2.GB.15UM1979-17-S:BiCuFe~Cu18Fe4BiS16

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

5.4.1NowackiiteCu6Zn3As4S12Trig. 3 : R3
5.4.2Florensovite(Cu,Zn)Cr1.5Sb0.5S4Iso. m3m (4/m 3 2/m)
5.4.3AktashiteCu6Hg3As4S12Trig. 3 : R3
5.4.4LaffittiteAgHgAsS3Mon.
5.4.6LivingstoniteHgSb4S6(S2)Mon. 2/m : B2/b
5.4.7GruzdeviteCu6Hg3Sb4S12Trig.
5.4.8TvalchrelidzeiteHg3SbAsS3Mon. 2/m
5.4.9Hakite-(Hg)Cu6(Cu4Hg2)Sb4Se12SeIso. 4 3m : I4 3m

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 GalkhaiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
American Mineralogist: 59:208.
American Mineralogist: 68: 474.
Canadian Mineralogist: 19: 571-581.
Pekov, I.V. & Bryzgalov, I.A. (2006): New data on galkhaite. New data on minerals, 41: 26-32.
V. I. Vasil’ev, N. V. Pervukhina, S. V. Borisov und S. A. Magarill (2010): New data on the composition and crystal structure of galkhaite (Hg,Cu)6(Cs,Tl)(As,Sb)4S12. Geology of Ore Deposits, 52, 662-668.

Internet Links for GalkhaiteHide

Localities for GalkhaiteHide

This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.

Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - 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.
Canada
 
  • Ontario
    • Thunder Bay District
      • Bomby Township
G.S.C.Misc.Rep.49, 1991, pp.86-89
Ann P.Sabina (1991), Rocks and Minerals for the Collector, Sudbury to Winnipeg. GSC Misc. Report 49. p.86
Ann P.Sabina (1991), Rocks and Minerals for the Collector, Sudbury to Winnipeg. GSC Misc. Report 49. p.86
Iran
 
  • West Azerbaijan Province
    • Takab County
Mehrabi, B. (2008). Solid solution in the As2S3-Sb2S3 Series at Zarshuran Gold Deposit, Iran. Journal of Sciences, Islamic Republic of Iran, 19, 137-143. ; Mehrabi, B., Yardley, B.W.D., and Cann, J.R. (1999): Mineralium Deposita 34, 673-696.; Asadi, H.H., Voncken, J.H.L, Kühnel, R.A., and Hale, M. (2000): Mineralium Deposita 35, 656-671.; W. H. Paar, A. Pring, Y. Moëlo, C. J. Stanley, H. Putz, D. Topa, A. C. Roberts, R. S. W. Braithwaite (2009): Daliranite, PbHgAs2S6, a new sulphosalt from the Zarshouran Au-As deposit, Takab region, Iran. Mineralogical Magazine, 73, 871-881.
Italy
 
  • Piedmont
    • Metropolitan City of Turin
      • Oulx
        • Signols
Biagioni, C., Ciriotti, M.E., Ambrino, P., Brizio, P. (2010): Secondo ritrovamento europeo di galkhaite Cumbë Suřdë, Signols, Piemonte. Micro (UK report), 1/2010, 118-123.
Kyrgyzstan (TL)
 
  • Batken Region
[Lapis 11:11-24]; Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
  • Osh Region
[Lapis 1993:11 p11-24]; Evseev, A. A. (1995) Kazaknstan and Middle Asia. A brief Mineralogical Guide. World of Stone 8:24-30
Russia (TL)
 
  • Sakha Republic (Yakutia)
    • Ust-Yansky District
DAN-SSSR,(1972) 205,; Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 1, 1990; V. I. Vasil’ev, N. V. Pervukhina, S. V. Borisov und S. A. Magarill (2010): New data on the composition and crystal structure of galkhaite (Hg,Cu)6(Cs,Tl)(As,Sb)4S12. Geology of Ore Deposits, 52, 662-668. ; Nokleberg, W. J. (2005). Metallogenesis and tectonics of the Russian far east, Alaska, and the Canadian cordillera (No. 1697). US Dept. of the Interior, US Geological Survey.
USA
 
  • Nevada
    • Elko Co.
      • Independence Mountains Mining District
NBMG Spec. Pub. 31 Minerals of Nevada
    • Eureka Co.
      • Lynn Mining District
        • Elko
Min.Rec.:20:469.
NBMG Spec. Pub. 31 Minerals of Nevada
NBMG Spec. Pub. 31 Minerals of Nevada
    • Humboldt Co.
      • Osgood Mountains
        • Potosi Mining District
          • Adam Peak
NBMG Spec. Pub. 31 Minerals of Nevada; Jungles, G. (1974): Galkhaite: A newly described mineral from Siberia found at the Getchell mine, Nevada. Mineralogical Record 5: 290; Bowell, R. J., Perkins, W. F., Tahija, D., Ackerman, J., & Mansanti, J. (2005). Application of LAICPMS to trouble shooting mineral processing problems at the Getchell mine, Nevada. Minerals engineering, 18(8), 754-761.
U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia; USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10149626.
          • Twin Creeks Mine
            • South Mega pit
Colorado School of Mines museum specimens, discovered by Phil Persson.
 
Mineral and/or Locality  
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