Capgaronnite
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About Capgaronnite
Mineralized pillar in the museum
Cap Garonne Mine, Le Pradet, Var, Provence-Alpes-Côte d'Azur, France
Cap Garonne Mine, Le Pradet, Var, Provence-Alpes-Côte d'Azur, France
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.
This page provides mineralogical data about Capgaronnite.
Classification of Capgaronnite
Approved
Approval Year:
1990
First Published:
1992
Approval History:
IMA1990-011
2/F.13-10
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 : 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
2 : SULFIDES
15 : Chlor-sulfides
6.5.6
6 : Sulphosalts - Sulphostannates, Sulphogermanates,Sulpharsenates, Sulphantimonates, Sulphovanadates and Sulphohalides
5 : Sulphohalides
6 : Sulphosalts - Sulphostannates, Sulphogermanates,Sulpharsenates, Sulphantimonates, Sulphovanadates and Sulphohalides
5 : Sulphohalides
Pronounciation of Capgaronnite
Pronounciation:
| Play | Recorded by | Country |
|---|---|---|
| Jolyon & Katya Ralph | United Kingdom |
Physical Properties of Capgaronnite
Sub-Adamantine, Sub-Metallic
Transparency:
Translucent, Opaque
Colour:
Black, gray, greenish, yellow
Streak:
Gray-black
Tenacity:
Fragile
Cleavage:
Perfect
{010}
{010}
Fracture:
Irregular/Uneven
Density:
6.19 g/cm3 (Calculated)
Optical Data of Capgaronnite
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.
and does not take into account mineral colouration.
Surface Relief:
Moderate
Dispersion:
relatively strong
Chemical Properties of Capgaronnite
Formula:
AgHgClS
Cl may be replaced by minor Br and I.
Cl may be replaced by minor Br and I.
Elements listed:
Crystallography of Capgaronnite
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}.
Type Occurrence of Capgaronnite
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 Capgaronnite
Other Language Names for Capgaronnite
Common Associates
Associated Minerals Based on Photo Data:
| Perroudite | 18 photos of Capgaronnite associated with Perroudite on mindat.org. |
| Iltisite | 6 photos of Capgaronnite associated with Iltisite on mindat.org. |
| Corderoite | 1 photo of Capgaronnite associated with Corderoite on mindat.org. |
Related Minerals - Nickel-Strunz Grouping
| 2.FC. | Demicheleite-(I) | BiSI | Orth. mmm (2/m 2/m 2/m) : Pnma |
| 2.FC.05 | Djerfisherite | K6(Fe,Cu,Ni)25S26Cl | Iso. m3m (4/m 3 2/m) : Pm3m |
| 2.FC.05 | Thalfenisite | Tl6(Fe,Ni,Cu)25S26Cl | |
| 2.FC.05 | Owensite | (Ba,Pb)6(Cu,Fe,Ni)25S27 | Iso. m3m (4/m 3 2/m) : Pm3m |
| 2.FC.10 | Bartonite | K6Fe20S26S | Tet. 4/mmm (4/m 2/m 2/m) : I4/mmm |
| 2.FC.10 | Chlorbartonite | K6Fe24S26(Cl,S) | Tet. 4/mmm (4/m 2/m 2/m) : I4/mmm |
| 2.FC.15a | Arzakite | Hg2+3S2(Br,Cl)2 | Mon. |
| 2.FC.15a | Corderoite | Hg2+3S2Cl2 | Iso. m3 (2/m 3) |
| 2.FC.15c | Grechishchevite | Hg2+3S2(Br,Cl,I)2 | Tet. |
| 2.FC.15a | Lavrentievite | Hg2+3S2(Cl,Br)2 | Mon. |
| 2.FC.15d | Radtkeite | Hg2+3S2ICl | Mon. 2/m : B2/m |
| 2.FC.15b | Kenhsuite | Hg2+3S2Cl2 | Orth. |
| 2.FC.20c | Perroudite | Hg5Ag4S5(I,Br)2Cl2 | Orth. 2 2 2 : P21 21 2 |
| 2.FC.20b | Iltisite | HgAgS(Cl,Br) | Hex. |
| 2.FC.25 | Demicheleite-(Br) | BiSBr | Orth. mmm (2/m 2/m 2/m) : Pnma |
| 2.FC.25 | Demicheleite-(Cl) | BiSCl | Orth. mmm (2/m 2/m 2/m) : Pnma |
Related Minerals - Hey's Chemical Index of Minerals Grouping
| 6.5.1 | Corderoite | Hg2+3S2Cl2 | Iso. m3 (2/m 3) |
| 6.5.2 | Arzakite | Hg2+3S2(Br,Cl)2 | Mon. |
| 6.5.3 | Lavrentievite | Hg2+3S2(Cl,Br)2 | Mon. |
| 6.5.4 | Grechishchevite | Hg2+3S2(Br,Cl,I)2 | Tet. |
| 6.5.5 | Radtkeite | Hg2+3S2ICl | Mon. 2/m : B2/m |
| 6.5.7 | Perroudite | Hg5Ag4S5(I,Br)2Cl2 | Orth. 2 2 2 : P21 21 2 |
| 6.5.8 | Ardaite | Pb19Sb13S35Cl7 | Mon. |
| 6.5.9 | Dadsonite | Pb23Sb25S60Cl | Tric. 1 : P1 |
| 6.5.10 | Radhakrishnaite | PbTe3(Cl,S)2 | Tet. |
| 6.5.11 | Djerfisherite | K6(Fe,Cu,Ni)25S26Cl | Iso. m3m (4/m 3 2/m) : Pm3m |
| 6.5.12 | Thalfenisite | Tl6(Fe,Ni,Cu)25S26Cl |
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 Capgaronnite
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 Capgaronnite
mindat.org URL:
https://www.mindat.org/min-886.html
Please feel free to link to this page.
Please feel free to link to this page.
External Links:
Mineral Dealers:
Localities for Capgaronnite
ⓘ - 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.
- 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).
All localities listed without proper references should be considered as questionable.
Australia | |
| Birch |
Chile | |
| samples analysed by Gerhard Moehn |
| Handbook of Mineralogy | |
France (TL) | |
| 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 | |
| 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) | |
| Buchert, D.E. (2012) Die Grube Schöne Aussicht bei Dernbach im Westerwald. Mineralienwelt, 23(3), 36-53. |
Hungary | |
| Szakáll: Minerals of Rudabánya, 2001 |
Spain | |
| 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). |
Cap Garonne Mine, Le Pradet, Var, Provence-Alpes-Côte d'Azur, France