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Jasrouxite

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Formula:
Ag16Pb4(Sb24As16)S72
Colour:
dark gray
Lustre:
Metallic
Crystal System:
Triclinic
Name:
Named for the type locality, Jas Roux, France
This page provides mineralogical data about Jasrouxite.


Hide all sections | Show all sections

Classification of JasrouxiteHide

Approved

Physical Properties of JasrouxiteHide

Metallic
Colour:
dark gray
Tenacity:
Brittle
Cleavage:
None Observed
Parting:
none
Fracture:
Irregular/Uneven

Optical Data of JasrouxiteHide

Anisotropism:
distinct
Bireflectance:
Bireflectance is weak, in off-white tones
Colour in reflected light:
off-white

Chemical Properties of JasrouxiteHide

Formula:
Ag16Pb4(Sb24As16)S72
IMA Formula:
Ag16Pb4(Sb25As15)Σ40S72

Crystallography of JasrouxiteHide

Crystal System:
Triclinic
Class (H-M):
1 - Pinacoidal
Space Group:
P1
Cell Parameters:
a = 8.2917(5) Å, b = 19.101(1) Å, c = 19.487(1) Å
α = 89.731(1)°, β = 83.446(1)°, γ = 89.944(1)°
Ratio:
a:b:c = 0.434 : 1 : 1.02
Unit Cell V:
3,066.14 ų (Calculated from Unit Cell)
Z:
1
Twinning:
Rare straight twin lamellae

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
3.847 Å(33)
3.294 Å(80)
3.281 Å(100)
3.227 Å(25)
3.184 Å(21)
3.179 Å(25)
2.860 Å(33)
2.850 Å(26)
Comments:
From Type Description.

Type Occurrence of JasrouxiteHide

General Appearance of Type Material:
anhedral grains, up to several millimeters in size, as well as aggregates of grains which range to more than 10 mm in diameter
Place of Conservation of Type Material:
Department of Materials Engineering and Physics, University of Salzburg, Salzburg, Austria, specimen number 15006
Geological Setting of Type Material:
the early lead-containing stages of the Tl–As–Sb period of mineralization
Associated Minerals at Type Locality:

Synonyms of JasrouxiteHide

Relationship of Jasrouxite to other SpeciesHide

Other Members of this group:
Andorite IVPb18Ag15Sb47S96Mon. 2 : P2
Andorite VIAgPbSb3S6Orth. mm2 : Pmn21
AndreadiniiteCuHgAg7Pb7Sb24S48Mon. 2/m : P21/b
ArsenquatrandoriteAg17.6Pb12.8Sb38.1As11.5S96Mon. 2/m : P21/b
AschamalmitePb6Bi2S9Mon. 2/m
Clino-oscarkempffiteAg15Pb6Sb21Bi18S72Mon. 2/m : P21/b
ErzwiesiteAg8Pb12Bi16S40Orth. mmm (2/m 2/m 2/m) : Pbcn
EskimoiteAg7Pb10Bi15S36Mon.
FizélyiteAg5Pb14Sb21S48Mon. 2/m
GustaviteAgPbBi3S6Orth. mmm (2/m 2/m 2/m)
HeyrovskýitePb6Bi2S9Orth. mmm (2/m 2/m 2/m) : Cccm
LillianitePb3-2xAgxBi2+xS6Orth. mmm (2/m 2/m 2/m)
MenchettiiteAgPb2.40Mn1.60Sb3As2S12Mon. 2/m : P21/b
OscarkempffiteAg10Pb4(Sb17Bi9)S48Orth. mm2
OurayiteAg3Pb4Bi5S13Orth.
OyoniteAg3Mn2Pb4Sb7As4S24Mon. 2/m
RamdohritePb5.9Fe0.1Mn0.1In0.1Cd0.2Ag2.8Sb10.8S24Mon. 2/m
RoshchiniteAg19Pb10Sb51S96Orth.
SchirmeritePbAgBi3S6 - Pb3Ag1.5Bi3.5S9Orth.
StaročeskéiteAg0.70Pb1.60(Bi1.35Sb1.35)Σ2.70S6Orth. mmm (2/m 2/m 2/m) : Cmcm
TerrywallaceiteAgPb(Sb,Bi)3S6Mon. 2/m : P21/b
TreasuriteAg7Pb6Bi15S32Mon.
UchucchacuaiteAgMnPb3Sb5S12Orth. mmm (2/m 2/m 2/m) : Pmmm
UstarasitePb(Bi,Sb)6S10 (?)
VikingiteAg5Pb8Bi13S30Mon. 2/m : B2/m
XilingolitePb3Bi2S6Mon.

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 JasrouxiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Topa, D., Makovicky, E., Favreau, G., Bourgoin, V., Boulliard, J.-C., Zagler, G. and Putz, H. (2013) Jasrouxite, IMA 2012-058. CNMNC Newsletter No. 15, February 2013, page 5; Mineralogical Magazine, 77, 1-12.
Topa, D., Makovicky, E., Favreau, G., Bourgoin, V., Boulliard, J.C., Zagler, G. and Putz, H. (2013) Jasrouxite, a new Pb–Ag–As–Sb member of the lillianite homologous series from Jas Roux, Hautes-Alpes, France. Eur. J. Mineral., 25, 1031–1038.
Makovicky, E., Topa, D. (2014) The crystal structure of jasrouxite, a Pb-Ag-As-Sb member of the lillianite homologous series. Eur. J. Mineral., 26, 145-155.

Internet Links for JasrouxiteHide

Localities for JasrouxiteHide

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.
France (TL)
 
  • Provence-Alpes-Côte d'Azur
    • Hautes-Alpes
      • La Chapelle-en-Valgaudemar (La Chapelle-en-Valgaudémar)
Topa, D., Makovicky, E., Favreau, G., Bourgoin, V., Boulliard, J.-C., Zagler, G. and Putz, H. (2013) Jasrouxite, IMA 2012-058. CNMNC Newsletter No. 15, February 2013, page 5; Mineralogical Magazine, 77, 1-12.
 
Mineral and/or Locality  
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