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Capgaronnite

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About CapgaronniteHide

Formula:
AgHgClS
Cl may be replaced by minor Br and I.
Colour:
Black, gray, greenish, yellow
Lustre:
Sub-Adamantine, Sub-Metallic
Specific Gravity:
6.19 (Calculated)
Crystal System:
Orthorhombic
Name:
Named for the type locality, the Cap Garonne Mine, France.
Dimorph of:
This page provides mineralogical data about Capgaronnite.


Classification of CapgaronniteHide

Approved
Approval year:
1990
First published:
1992
Approval history:
IMA1990-011
2.FC.20a

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)
2.15.6.1

2 : SULFIDES
15 : Chlor-sulfides
6.5.6

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

Pronounciation of CapgaronniteHide

Pronounciation:
PlayRecorded byCountry
Jolyon & Katya RalphUnited Kingdom

Physical Properties of CapgaronniteHide

Sub-Adamantine, Sub-Metallic
Transparency:
Translucent, Opaque
Colour:
Black, gray, greenish, yellow
Streak:
Gray-black
Tenacity:
Fragile
Cleavage:
Perfect
{010}
Fracture:
Irregular/Uneven
Density:
6.19 g/cm3 (Calculated)

Optical Data of CapgaronniteHide

Type:
Biaxial (-)
RI values:
nα = 2.200 nγ = 2.300
Max Birefringence:
δ = 0.100
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Moderate
Dispersion:
relatively strong

Chemical Properties of CapgaronniteHide

Formula:
AgHgClS

Cl may be replaced by minor Br and I.

Crystallography of CapgaronniteHide

Crystal System:
Orthorhombic
Cell Parameters:
a = 6.8 Å, b = 12.87 Å, c = 4.52 Å
Ratio:
a:b:c = 0.528 : 1 : 0.351
Unit Cell V:
395.57 ų (Calculated from Unit Cell)
Morphology:
Prismatic, elongated along [001] and flattened on {010}. Observed forms are {010}, {100}, {110}, and {h0l}.
Twinning:
Contact twinning with the composition plane {h0l}.

Crystal StructureHide

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IDSpeciesReferenceLinkYearLocalityPressure (GPa)Temp (K)
0001444CapgaronniteMason B, Mumme W G, Sarp H (1992) Capgaronnite, HgSAg(Cl,Br,I), a new sulfide-halide mineral from Var, France American Mineralogist 77 197-20019920293
CIF Raw Data - click here to close

Type Occurrence of CapgaronniteHide

General Appearance of Type Material:
Small tufted aggregates or isolated crystals to a length of 0.1 mm
Place of Conservation of Type Material:
Unknown
Geological Setting of Type Material:
Secondary mineralization in a copper-lead mine in Triassic conglomerates and sandstone.
Reference:
Mason, B., Mumme, W.G., Sarp, H. (1992) Capgaronnite, HgS·Ag(Cl,Br,I), a new sulfide-halide mineral from Var, France. American Mineralogist: 77: 197-200.

Synonyms of CapgaronniteHide

Other Language Names for CapgaronniteHide

Common AssociatesHide

Associated Minerals Based on Photo Data:
18 photos of Capgaronnite associated with PerrouditeHg5Ag4S5(I,Br)2Cl2
6 photos of Capgaronnite associated with IltisiteHgAgSCl
1 photo of Capgaronnite associated with CorderoiteHg2+3S2Cl2

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)25S26ClIso.
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.20cPerrouditeHg5Ag4S5(I,Br)2Cl2Orth. 2 2 2 : P21 21 2
2.FC.20bIltisiteHgAgSClHex.
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
6.5.7PerrouditeHg5Ag4S5(I,Br)2Cl2Orth. 2 2 2 : P21 21 2
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)25S26ClIso.

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 CapgaronniteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
New Minerals (1997), New Minerals 1990-1994.
Mason, B., Mumme, W.G., Sarp, H. (1992) Capgaronnite, HgS·Ag(Cl,Br,I), a new sulfide-halide mineral from Var, France. American Mineralogist: 77: 197-200.

Internet Links for CapgaronniteHide

Localities for CapgaronniteHide

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.
      • Broken Hill district
Birch
Chile
 
  • Atacama
    • Copiapó Province
      • Copiapó
Handbook of Mineralogy
      • Las Animas Mining District
SEM-EDS, Ref: by Joy Desor and Gerhard Möhn.
France (TL)
 
  • Provence-Alpes-Côte d'Azur
    • Var
      • Le Pradet
Mason, B., Mumme, W.G., and SARP, H. (1992) Capgaronnite, HgS.Ag(Cl,Br,I), a new sulfide-halide mineral from Var, France. American Mineralogist: 77: 197-200.; Jambor, J.L. and Roberts, A.C. (1998) New mineral names. American Mineralogist: 83: 400-403.
Trouvaille personnelle . In my collection CLAUDE. jean Marie
Georges FAVREAU collection
Germany
 
  • Rhineland-Palatinate
    • Donnersberg District
      • Nordpfälzer Land
        • Stahlberg
Witzke, T. & Hensel, H. (2000): Neue Mineralfunde von pfälzischen Quecksilberlagerstätten (Teil 2): Capgaronnit. Aufschluss, 51, 201-05; Lapis 2001(6), 13-40
Witzke, T. & Hensel, H. (2000)
    • Rhein-Lahn District
      • Bad Ems-Nassau
        • Frücht
Möhn, G., Blaß, G., (2013): Lahnsteinit und weitere Neufunde aus dem Revier Bad Ems. Lapis 38(5), 38-40.
    • Westerwald District
      • Wirges
        • Dernbach
Buchert, D.E. (2012) Die Grube Schöne Aussicht bei Dernbach im Westerwald. Mineralienwelt, 23(3), 36-53.
Hungary
 
  • Borsod-Abaúj-Zemplén County
    • Kazincbarcika District
      • Rudabánya
Szakáll: Minerals of Rudabánya, 2001
Spain
 
  • Andalusia
    • Almería
      • Huércal-Overa
        • Cuesta Alta
          • Cerro Minado Mines
VIÑALS, J., FAVREAU, G., and EYTIER C. & J.-R. (2010): Bobkingite, capgaronnite, juanitaite, gerhardtite, reevesite and other rare minerals from Cerro Minado, Huercal-Overa (Almería). Mineral Up, 4, 3, 6-23 Versions simultaneously published in Catalan (Mineralogistes de Catalunya); in Spanish version (Revista de Minerales).
 
Mineral and/or Locality  
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