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Getchellite

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Formula:
AsSbS3
System:
Monoclinic
Colour:
Dark blood red
Hardness:
1½ - 2
Name:
Named after the type locality, the Getchell Mine, Adam Peak, Potosi District, Humboldt Co., Nevada, USA.
This page provides mineralogical data about Getchellite.

Classification of Getchellite

Approved
2.FA.35

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
F : Sulfides of arsenic, alkalies; sulfides with halide, oxide, hydroxide, H2O
A : With As, (Sb), S
2.11.1.2

2 : SULFIDES
11 : AmBnXp, with (m+n):p = 2:3
3.7.11

3 : Sulphides, Selenides, Tellurides, Arsenides and Bismuthides (except the arsenides, antimonides and bismuthides of Cu, Ag and Au, which are included in Section 1)
7 : Sulphides etc. of V, As, Sb and Bi
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Type Occurrence of Getchellite

Place of Conservation of Type Material:
Smithsonian
Year of Discovery:
1965
Geological Setting of Type Material:
Epithermal gold deposit

Physical Properties of Getchellite

Resinous
Diaphaneity (Transparency):
Transparent
Comment:
pearly to vitreous on cleavage surface.
Colour:
Dark blood red
Comment:
Tarnishes to green to purple iridescence
Streak:
Orange-red
Hardness (Mohs):
1½ - 2
Tenacity:
Flexible
Cleavage:
Perfect
Perfect on {001}
Fracture:
Splintery
Density:
3.92 g/cm3 (Measured)    3.98 g/cm3 (Calculated)
Comment:
Calcuated on synthetic

Crystallography of Getchellite

Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
P21/b
Space Group Setting:
P21/a
Cell Parameters:
a = 11.8568Å, b = 9.0152Å, c = 10.1938Å
β = 116.45°
Ratio:
a:b:c = 1.315 : 1 : 1.131
Unit Cell Volume:
V 975.57 ų (Calculated from Unit Cell)
Z:
8
Morphology:
Massive, subhedral crystals to 2cm
X-Ray Powder Diffraction:
Image Loading

Radiation - Copper Kα
Data Set:
Data courtesy of RRUFF project at University of Arizona, used with permission.

Optical Data of Getchellite

Type:
Biaxial (+)
RI values:
nα = 2.720
2V:
Measured: 46°
Max Birefringence:
δ = 2.720
Image shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:
Moderate
Type:
Anisotropic
Anisotropism:
Weak
Dispersion:
r > v strong

Chemical Properties of Getchellite

Formula:
AsSbS3
Essential elements:
All elements listed in formula:

Relationship of Getchellite to other Species

2.FA.05DuranusiteAs4S
2.FA.10DimorphiteAs4S3
2.FA.15bPararealgarAs4S4
2.FA.15aRealgarAs4S4
2.FA.15cUM1970-19-S:AsAs4S4
2.FA.15dUM1970-18-S:AsAs4S4
2.FA.20AlacrániteAs8S9
2.FA.25UzoniteAs4S5
2.FA.30LaphamiteAs2(Se,S)3
2.FA.30OrpimentAs2S3
2.FA.40Wakabayashilite[(As,Sb)6S9][As4S5]
3.7.1PatróniteVS4
3.7.2DuranusiteAs4S
3.7.3DimorphiteAs4S3
3.7.4RealgarAs4S4
3.7.5PararealgarAs4S4
3.7.6AlacrániteAs8S9
3.7.7UzoniteAs4S5
3.7.8OrpimentAs2S3
3.7.9Jeromite
3.7.10LaphamiteAs2(Se,S)3
3.7.12Wakabayashilite[(As,Sb)6S9][As4S5]
3.7.13PääkköneniteSb2AsS2
3.7.14StibniteSb2S3
3.7.15MetastibniteSb2S3
3.7.16TellurantimonySb2Te3
3.7.17BismuthiniteBi2S3
3.7.18NevskiteBi(Se,S)
3.7.19GuanajuatiteBi2Se3
3.7.21IkunoliteBi4(S,Se)3
3.7.22LaitakariteBi4Se2S
3.7.23PoubaitePbBi2(Se,Te,S)4
3.7.24TellurobismuthiteBi2Te3
3.7.25SoučekitePbCuBi(S,Se)3
3.7.26TsumoiteBiTe
3.7.27PilseniteBi4Te3
3.7.28HedleyiteBi7Te3
3.7.29TetradymiteBi2Te2S
3.7.30JoséiteBi4TeS2
3.7.31Joséite-BBi4Te2S
3.7.32IngoditeBi2TeS
3.7.33SulphotsumoiteBi3Te2S
3.7.34KawazuliteBi2Te2Se
3.7.36SkippeniteBi2TeSe2
3.7.37KochkaritePbBi4Te7
3.7.38Rucklidgeite(Bi,Pb)3Te4
3.7.39AleksitePbBi2Te2S2
3.7.40JunoiteCu2Pb3Bi8(S,Se)16

Other Names for Getchellite

Name in Other Languages:
German:Getchellit
Simplified Chinese:硫砷锑矿
Spanish:Getchellita
Traditional Chinese:硫砷銻礦

Other Information

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 Getchellite

Reference List:
Weissberg, B. G. (1965): Getchellite, AsSbS3, a new mineral from Humboldt County, Nevada. American Mineralogist. 50, 1817-1826.

Geological Society of America, Program with Abstracts: 1969(7): 86-87.

Guillermo, T. R. & Wuensch, B. J. (1973): The crystal structure of getchellite, AsSbS3, Acta Crystallographica, Section A:, B29 (part 11): 2536-2541.

Internet Links for Getchellite

Localities for Getchellite

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.
(TL) indicates type locality for a valid mineral species. (FRL) indicates first recorded locality for everything else. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
Azerbaijan
 
  • Naxçıvan District (Naxcivan; Nakhichevan)
    • Siahrud
P Haas collection
Canada
 
  • Ontario
    • Lanark Co.
      • Lavant Township
SABINA, A.P. (1970): Rocks & minerals for the collector: Ottawa to North Bay, Ontario, Hull to Waltham,
China
 
  • Guizhou Province
    • Qianxi'nan Autonomous Prefecture
Shifeng Dai, Rongshu Zeng, and Yuzhuang Sun (2006): International Journal of Coal Geology 66(3), 217-226.
France
 
  • Provence-Alpes-Côte d'Azur
    • Hautes-Alpes
      • La Chapelle-en-Valgaudemar (La Chapelle-en-Valgaudémar)
Bourgoin, V., Favreau, G., Boulliard, J.-C. (2011): Jas Roux: un gisement exceptionnel à minéraux de thallium. Le Cahier des Micromonteurs, 3-2011, 2-91.
Iran
 
  • West Azarbaijan Province (West Azerbaijan Province)
    • Takab (Takan Tepe)
Daliran, F. (2008): The carbonate rock-hosted epithermal gold deposit of Agdarreh, Takab geothermal field, NW Iran—hydrothermal alteration and mineralisation. Mineralium Deposita, 43, 383-404
Mehrabi, B. (2008): 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
Italy
 
  • Piedmont
    • Torino Province
      • Susa Valley
        • Oulx
          • Signols
Brizio, P., Bittarello, E., Ambrino, P., Ciriotti, M.E. (2014): Cava di Cumbë Suřdë, Signols, Oulx, Val di Susa, Torino, Piemonte. GMT 2014 Giornate Mineralogiche di Tavagnasco, 6-8 giugno 2014. Plinius, 40, 178.
Japan
 
  • Hokkaido
    • Abuta-gun
      • Takarada
Kato, A. (1970) Koubutsu-Gakkai Kou'en-Youshi, 25.; American Mineralogist, Volume 67, pages 621-624, 1982
Kyrgyzstan
 
  • Osh Oblast
    • Alai Range (Alay Range)
[Lapis 1993:11 p11-24]
[Lapis 11:11-24]
Pakistan
 
  • Khyber Pakhtunkhwa (North-West Frontier Province)
Ikram Mineralogy (Wholly owned & manage by Ikram Nature Exploration (Pvt) Ltd).
Ikram Mineralogy (Wholly owned & manage by Ikram Nature Exploration (Pvt) Ltd).
Russia
 
  • Eastern-Siberian Region
    • Sakha Republic (Saha Republic; Yakutia)
Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 1, 1990
USA
 
  • Nevada
    • Eureka Co.
      • Lynn District
        • Elko
Min.Rec.:20:469.
    • Humboldt Co.
NBMG Spec. Pub. 31 Minerals of Nevada
      • Osgood Mts
        • Potosi District
          • Adam Peak
Weissberg, B. G. (1965): Getchellite, AsSbS3, a new mineral from Humboldt County, Nevada, American Mineralogist, 50, 1817-1826 ; American Mineralogist, Volume 68, pages 235-244, 1983
USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10149626.
      • Potosi District
        • Adam Peak
U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia
    • Nye Co.
      • Toquima Range
NBMG Spec. Pub. 31 Minerals of Nevada
Mineral and/or Locality  
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