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Perroudite

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Pierre Perroud
Formula:
Hg5Ag4S5(I,Br)2Cl2
Colour:
Bright red
Lustre:
Adamantine, Vitreous
Hardness:
2
Specific Gravity:
6.6 (Calculated)
Crystal System:
Orthorhombic
Name:
Named by H. Sarp, W.D. Birch, P.F. Hlava, A. Pring, D.K. Sewell, and E.H. Nickel in 1987 in honor of Pierre Perroud (3 November 1943, Geneva, Switzerland - ) Professor at Collège Voltaire, Geneva, Switzerland, for his work on Cap Garonne minerals. Perroud also developed the first online mineral database, Athena.
This page provides mineralogical data about Perroudite.


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Classification of PerrouditeHide

Approved
Approval Year:
1986
First Published:
1987
2.FC.20c

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
C : With Cl, Br, I (halide-sulfides)
2.15.5.1

2 : SULFIDES
15 : Chlor-sulfides
6.5.7

6 : Sulphosalts - Sulphostannates, Sulphogermanates,Sulpharsenates, Sulphantimonates, Sulphovanadates and Sulphohalides
5 : Sulphohalides

Physical Properties of PerrouditeHide

Adamantine, Vitreous
Transparency:
Transparent
Colour:
Bright red
Streak:
Reddish-orange
Hardness:
Tenacity:
Brittle
Cleavage:
Perfect
{100}
Density:
6.6 g/cm3 (Calculated)

Optical Data of PerrouditeHide

Type:
Biaxial (+)
RI values:
nα = 2.300 nβ = 2.400
2V:
Measured: 70°
Max Birefringence:
δ = 2.300
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Very High
Dispersion:
r > v very strong
Pleochroism:
Strong
Comments:
X= dark brownish red
Y= Yellow
Z= brownish-yellow

Chemical Properties of PerrouditeHide

Formula:
Hg5Ag4S5(I,Br)2Cl2
IMA Formula:
Ag4Hg5S5(I,Br)2Cl2

Crystallography of PerrouditeHide

Crystal System:
Orthorhombic
Class (H-M):
2 2 2 - Disphenoidal
Space Group:
P21 21 2
Cell Parameters:
a = 17.47 Å, b = 12.23 Å, c = 4.29 Å
Ratio:
a:b:c = 1.428 : 1 : 0.351
Unit Cell V:
917.5 ų
Morphology:
Prismatic
Twinning:
contact twinned 0hl?

Type Occurrence of PerrouditeHide

General Appearance of Type Material:
Fibrous tufted aggregates
Place of Conservation of Type Material:
Natural History Museum, Geneva, Switzerland.
Geological Setting of Type Material:
Oxidation zone of copper lead mine.

Synonyms of PerrouditeHide

Other Language Names for PerrouditeHide

Common AssociatesHide

Associated Minerals Based on Photo Data:
Capgaronnite18 photos of Perroudite associated with Capgaronnite on mindat.org.
Olivenite8 photos of Perroudite associated with Olivenite on mindat.org.
Iltisite7 photos of Perroudite associated with Iltisite on mindat.org.
Zincolivenite2 photos of Perroudite associated with Zincolivenite on mindat.org.
Conichalcite2 photos of Perroudite associated with Conichalcite on mindat.org.
Quartz2 photos of Perroudite associated with Quartz on mindat.org.
Corkite1 photo of Perroudite associated with Corkite on mindat.org.
Sulphur1 photo of Perroudite associated with Sulphur on mindat.org.
Arsentsumebite1 photo of Perroudite associated with Arsentsumebite on mindat.org.
Chenevixite1 photo of Perroudite associated with Chenevixite on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

2.FC.Demicheleite-(I)BiSIOrth. mmm (2/m 2/m 2/m) : Pnma
2.FC.05DjerfisheriteK6(Fe,Cu,Ni)25S26ClIso. m3m (4/m 3 2/m) : Pm3m
2.FC.05ThalfenisiteTl6(Fe,Ni,Cu)25S26Cl
2.FC.05Owensite(Ba,Pb)6(Cu,Fe,Ni)25S27Iso. m3m (4/m 3 2/m) : Pm3m
2.FC.10BartoniteK6Fe20S26STet. 4/mmm (4/m 2/m 2/m) : I4/mmm
2.FC.10ChlorbartoniteK6Fe24S26(Cl,S)Tet. 4/mmm (4/m 2/m 2/m) : I4/mmm
2.FC.15aArzakiteHg2+3S2(Br,Cl)2Mon.
2.FC.15aCorderoiteHg2+3S2Cl2Iso. m3 (2/m 3)
2.FC.15cGrechishcheviteHg2+3S2(Br,Cl,I)2Tet.
2.FC.15aLavrentieviteHg2+3S2(Cl,Br)2Mon.
2.FC.15dRadtkeiteHg2+3S2IClMon. 2/m : B2/m
2.FC.15bKenhsuiteHg2+3S2Cl2Orth.
2.FC.20aCapgaronniteAgHgClSOrth.
2.FC.20bIltisiteHgAgS(Cl,Br)Hex.
2.FC.25Demicheleite-(Br)BiSBrOrth. mmm (2/m 2/m 2/m) : Pnma
2.FC.25Demicheleite-(Cl)BiSClOrth. mmm (2/m 2/m 2/m) : Pnma

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

6.5.1CorderoiteHg2+3S2Cl2Iso. m3 (2/m 3)
6.5.2ArzakiteHg2+3S2(Br,Cl)2Mon.
6.5.3LavrentieviteHg2+3S2(Cl,Br)2Mon.
6.5.4GrechishcheviteHg2+3S2(Br,Cl,I)2Tet.
6.5.5RadtkeiteHg2+3S2IClMon. 2/m : B2/m
6.5.6CapgaronniteAgHgClSOrth.
6.5.8ArdaitePb19Sb13S35Cl7Mon.
6.5.9DadsonitePb23Sb25S60ClTric. 1 : P1
6.5.10RadhakrishnaitePbTe3(Cl,S)2Tet.
6.5.11DjerfisheriteK6(Fe,Cu,Ni)25S26ClIso. m3m (4/m 3 2/m) : Pm3m
6.5.12ThalfenisiteTl6(Fe,Ni,Cu)25S26Cl

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 PerrouditeHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Sarp, H., Birch, W.D., Hlava, P.F., Pring, A., Sewell, D.K., Nickel, E.H. (1987) Perroudite, a new sulfide-halide of Hg and Ag from Cap-Garonne, Var, France, and from Broken Hill, New South Wales, and Coppin Pool, Western Australia. American Mineralogist: 72: 1251-1256.
Mumme, W.G., Nickel, E.H. (1987) Crystal structure and crystal chemistry of perroudite: A mineral from Coppin Pool, Western Australia. American Mineralogist: 72: 1257-1262.
Keller, P., Lissner, F., Schleid, Th. (2005) Single-crystal structure determination of perroudite, Hg5Ag4S5(I,Br)2Cl2, from Tsumeb (Namibia), and its structural relationships to other sulfide halides of mercury and cinnabar. Neues Jahrbuch für Mineralogie - Abhandlungen: 181: 1-9.

Internet Links for PerrouditeHide

Localities for PerrouditeHide

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.
Australia
 
  • New South Wales
    • Yancowinna Co.
Am.Min.72: 1251-1256 (1987)
  • Western Australia
    • Ashburton Shire
Nickel, E.H., Gartrell, B.J. (1993) Secondary Minerals of Ashburton Downs Western Australia, Mineralogical Record (May-June 1993) 24:3: 203-218.
Nickel, E. H. & Gartrell, B. J. (1993): Secondary Minerals from Ashburton Downs, Western Australia. Mineralogical Record 24, 203-216, 218.
      • Tom Price
J.Earth Sci. 32(3),311-321 (1985); Am.Min.72: 1251-1256 (1987)
Chile
 
  • Atacama Region
    • Copiapó Province
Am.Min. 91, 1909-1917(2006)
      • Tierra Amarilla
        • Pampa Larga district
Maurizio Dini & Robert Jenkins collections; material analysed by Dr. Jochen Schluter
France (TL)
 
  • Provence-Alpes-Côte d'Azur
    • Var
      • Le Pradet
Amer.Min.72, 1251-1262 (1987)
Georges FAVREAU collection
Germany
 
  • Rhineland-Palatinate
    • Lahn valley
      • Bad Ems District
        • Frücht
Schnorrer, G., (1993): Mineralogische Notitzen VI, Der Aufschluss, Vol. 44, 44-58; N.V. Chukanov, R.K. Rastsvetaeva, S.M. Aksenov, I.V. Pekov, D.I. Belakovskiy, G. Blass, and G. Mohn (2013) Lahnsteinite, Zn4(SO4)(OH)6•3H2O, a new mineral species from the Friederichssegen Mine, Germany. Zap. Ross. Mineral. Obshch., 142, 39-46 (in Russian, English abstract). [Engl. transl.: Geology of Ore Deposits, 55, 663-668.]
    • Palatinate
      • Kirchheimbolanden
        • Mörsfeld
Lapis 2001(6), 40
      • Rockenhausen
        • Stahlberg
Lapis 2001(6), 13-40
Witzke, T. & Hensel, H. (2000)
    • Westerwald
      • Wied Iron Spar District
        • Neuwied
          • Dernbach
Krause, W., (1988): Perroudit und Karminit von der Grube "Schöne Aussicht" bei Dernbach, Der Aufschluss, Vol. 39, 169-175
Hungary
 
  • Borsod-Abaúj-Zemplén Co.
    • Rudabányai Mts
      • Rudabánya
Szakáll: Minerals of Rudabánya, 2001
Namibia
 
  • Otjikoto Region (Oshikoto)
    • Tsumeb
• Keller, P., Lissner, F., Thomas Schleid, Th. (2005): Single-crystal structure determination of perroudite, Hg5Ag4S5(I,Br)2Cl2, from Tsumeb (Namibia), and its structural relationships to other sulfide halides of mercury and cinnabar. Neues Jahrbuch für Mineralogie - Abhandlungen, 181, 1-9.
Russia
 
  • Urals Region
    • Southern Urals
      • Orenburgskaya Oblast'
        • Gay
P.M. Kartashov data
Slovakia
 
  • Košice Region
    • Trebišov Co.
Koděra, P., Rojkovičová, Ľ.,Košárková, M., 1998: Mineralógická správa lokality Byšta, Au-Ag. Manuscript, Archiv Geofond, Bratislava, 68 p
Spain
 
  • Andalusia
    • Almería
      • Níjar
        • Rodalquilar
Georges Favreau collection
      • Tíjola
Calvo Sevillano, G., Calvo, M. y Viñals, J. (2011). Presencia en localidades españolas de perroudita, Hg5Ag4S5(I,Br)2Cl, un mineral "raro" que es probablemente frecuente. Macla, (15), 45-46.
    • Huelva
      • Minas de Riotinto
Bocamina, (4), (1999) 50-86.
  • Aragón
    • Teruel
      • Albarracín
Calvo Sevillano, G., Calvo, M. and Viñals, J. (2011). Presencia en localidades españolas de perroudita, Hg5Ag4S5(I,Br)2Cl, un mineral "raro" que es probablemente frecuente. Macla, (15), 45-46.
  • Valencian Community
    • Castellón
      • Chóvar
        • Bellota ravine
Viñals, J. y Calvo, M. (2007): Corderoíta, Kenhsuíta, y Perroudita. Sulfohalogenuros de Mercurio de Chóvar, Castellón. Revista de Minerales. 3(3):46-49. Barcelona
USA
 
  • Nevada
    • Clark Co.
      • Spring Mts
        • Goodsprings District
Southern California Micromounters Symposium 29 Jan 2010, Redlands, CA
Mineral and/or Locality  
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