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Galkhaite

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06493710014963793454785.jpg
Galkhaite

Getchell Mine, Adam Peak, Potosi Mining District, Osgood Mts, Humboldt Co., Nevada, USA
08210740014947099363327.jpg
Galkhaite

Getchell Mine, Adam Peak, Potosi Mining District, Osgood Mts, Humboldt Co., Nevada, USA
07353230015633296585141.jpg
Galkhaite, etc.

Getchell Mine, Adam Peak, Potosi Mining District, Osgood Mts, Humboldt Co., Nevada, USA
02772390014960972143616.jpg
Galkhaite

Getchell Mine, Adam Peak, Potosi Mining District, Osgood Mts, Humboldt Co., Nevada, USA
07577960014946755087055.jpg
Galkhaite

Getchell Mine, Adam Peak, Potosi Mining District, Osgood Mts, Humboldt Co., Nevada, USA
02221530015185708076932.jpg
Galkhaite, etc.

Getchell Mine, Adam Peak, Potosi Mining District, Osgood Mts, Humboldt Co., Nevada, USA
06493710014963793454785.jpg
Galkhaite

Getchell Mine, Adam Peak, Potosi Mining District, Osgood Mts, Humboldt Co., Nevada, USA
08210740014947099363327.jpg
Galkhaite

Getchell Mine, Adam Peak, Potosi Mining District, Osgood Mts, Humboldt Co., Nevada, USA
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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:
Galkhaite Group
Name:
For the type locality
Isostructural with:
Ferrovorontsovite, Vorontsovite
The Cs analogue of vorontsovite and Cs-Hg analogue of ferrovorontsovite.


Classification of GalkhaiteHide

IMA status:
Approved
Strunz 8th ed.:
2/E.11-10
Nickel-Strunz 10th (pending) ed.:
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
Dana 8th ed.:
3.4.14.1

3 : SULFOSALTS
4 : ø = 3
Hey's CIM Ref.:
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

Lustre:
Adamantine, Vitreous
Transparency:
Opaque
Colour:
Dark orange-red
Streak:
Orange-yellow
Hardness:
3 on Mohs scale
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
Elements listed:
As, Cs, Cu, Hg, S - search for minerals with similar chemistry
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.

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

Common AssociatesHide

FluoriteCaF2
GetchelliteAsSbS3
OrpimentAs2S3
PyriteFeS2
RealgarAs4S4
StibniteSb2S3
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 subgroup

Related Minerals - Nickel-Strunz GroupingHide

2.GB.05ArgentotennantiteAg6Cu4(Fe2+,Zn)2As4S12SIso. 4 3m : I4 3m
2.GB.05Freibergite(Ag,Cu,◻)10Fe2+2Sb4S12◻Iso. 4 3m : I4 3m
2.GB.05GirauditeCu6Cu4(Fe2+,Zn)2As4Se12SIso. 4 3m : I4 3m
2.GB.05Goldfieldite(Cu10◻2)Te4S12SIso. 4 3m : I4 3m
2.GB.05Hakite-(Hg)Cu6Cu4Hg2Sb4Se12SeIso. 4 3m : I4 3m
2.GB.05TennantiteCu6[Cu4(X)2]As4S12SIso. 4 3m : I4 3m
2.GB.05TetrahedriteCu6Cu4(X)2Sb4S13Iso. 4 3m : I4 3m
2.GB.05Argentotetrahedrite-(Fe)Ag6Cu4(Fe2+,Zn)2Sb4S12SIso. 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)Cr1.5Sb0.5S4
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)Cu6Cu4Hg2Sb4Se12SeIso. 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
    • Takab (Takan Tepe)
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 Mts
        • 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
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.
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