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Chabournéite

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Formula:
Tl
 
21-x
Pb
 
2x
(Sb,As)
 
91-x
S
 
147
(x = 0-17.5)
System:TriclinicColour:Black
Hardness:3 - 3½
Name:For Chabournéou Glacier, near the type locality.


Homeotype of protochabournéite.

Sb-dominant analogue of dalnegroite.

Structurally related to the Sartorite Group.

Classification of Chabournéite

IMA status:Approved 1976
Strunz 8th edition ID:2/E.14-50
Nickel-Strunz 10th (pending) edition ID:2.HC.05e

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
H : Sulfosalts of SnS archetype
C : With only Pb
Dana 8th edition ID:3.8.12.1

3 : SULFOSALTS
8 : 1 < ø < 2
Hey's CIM Ref.:5.5.20

5 : Sulphosalts - Sulpharsenites and Sulphobismuthites (those containing Sn, Ge,or V are in Section 6)
5 : Sulpharsenites etc. of Tl
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Type Occurrence of Chabournéite

Type Locality:Jas Roux, La Chapelle-en-Valgaudemar, Hautes-Alpes, Provence-Alpes-Côte d'Azur, France

Occurrences of Chabournéite

Geological Setting:Hydrothermal veins in dolomites.

Physical Properties of Chabournéite

Lustre:Greasy, Sub-Metallic
Diaphaneity (Transparency):Opaque
Colour:Black
Streak:Red, brown
Hardness (Mohs):3 - 3½
Hardness (Vickers):VHN25=78 - 124 kg/mm2
Fracture:Conchoidal
Density (measured):5.104 g/cm3
Density (calculated):5.121 g/cm3

Crystallography of Chabournéite

Crystal System:Triclinic
Class (H-M):1 - Pedial
Space Group:P1
Cell Parameters:a = 16.346(5) Å, b = 42.602(10) Å, c = 8.543(3) Å
α = 95.86(3)°, β = 86.91(3)°, γ = 96.88(3)°
Ratio:a:b:c = 0.384 : 1 : 0.201
Unit Cell Volume:V 5,870.17 ų (Calculated from Unit Cell)
Z:1
Morphology:Crystals to 1mm
Comment:Bonaccorsi et al. (2010) give P-1 and different cell: a 8.150(2), b 8.716(2), c 21.579(4) Å, α 85.18(1)°, β 96.94(1)°, γ 88.60(1)°, V = 1515(1) Å3. This phase apparently later became protochabournéite.

Optical Data of Chabournéite

Type:Anisotropic
Anisotropism:Strong in bluish and greenish colors
Colour in reflected light:White
Internal Reflections:Red
Pleochroism:Weak

Chemical Properties of Chabournéite

Formula:
Tl
 
21-x
Pb
 
2x
(Sb,As)
 
91-x
S
 
147
(x = 0-17.5)
Simplified for copy/paste:Tl21-xPb2x(Sb,As)91-xS147 (x = 0-17.5)
Idealised Formula:
(Tl,Pb)
 
5
(Sb,As)
 
21
S
 
34
Essential elements:Pb, S, Sb, Tl
All elements listed in formula:As, Pb, S, Sb, Tl

Relationship of Chabournéite to other Species

Structurally related to group(s):
Sartorite Group
Common Associates:
Sphalerite
Related Minerals - Nickel-Strunz Grouping):

- +
2.HC.05bBaumhauerite-2a
Pb
 
11
Ag(As,Sb)
 
18
S
 
36
2.HC.05bBaumhauerite
Pb
 
12
As
 
16
S
 
36
2.HC.05dDufrénoysite
Pb
 
2
As
 
2
S
 
5
2.HC.05aGuettardite
PbAsSbS
 
4
2.HC.05cLiveingite
Pb
 
9
As
 
13
S
 
28
2.HC.05fParapierrotite
Tl(Sb,As)
 
5
S
 
8
2.HC.05fPierrotite
Tl
 
2
Sb
 
6
As
 
4
S
 
16
2.HC.05dRathite
Pb
 
8
Pb
 
4-x
(Tl
 
2
As
 
2
)
 
x
(Ag
 
2
As
 
2
)As
 
16
S
 
40
2.HC.05aSartorite
PbAs
 
2
S
 
4
2.HC.05aTwinnite
Pb
 
0.8
Tl
 
0.1
Sb
 
1.3
As
 
0.8
S
 
4
2.HC.05dVeenite
Pb
 
2
(Sb,As)
 
2
S
 
5
2.HC.05gMarumoite
Pb
 
32
As
 
40
S
 
92
2.HC.05eDalnegroite
(Tl
 
4
Pb
 
2
)(As
 
12
Sb
 
8
)S
 
34
2.HC.10aFülöppite
Pb
 
3
Sb
 
8
S
 
15
2.HC.10cHeteromorphite
Pb
 
7
Sb
 
8
S
 
19
2.HC.10bPlagionite
Pb
 
5
Sb
 
8
S
 
17
2.HC.10dRayite
Pb
 
8
(Ag,Tl)
 
2
Sb
 
8
S
 
21
2.HC.10dSemseyite
Pb
 
9
Sb
 
8
S
 
21
2.HC.15Boulangerite
Pb
 
5
Sb
 
4
S
 
11
2.HC.15Falkmanite
Pb
 
5.4
Sb
 
3.6
S
 
11
2.HC.20Robinsonite
Pb
 
4
Sb
 
6
S
 
13
2.HC.25Moëloite
Pb
 
6
Sb
 
6
S
 
14
(S
 
3
)
2.HC.30Dadsonite
Pb
 
23
Sb
 
25
S
 
60
Cl
2.HC.35Owyheeite
Ag
 
3+x
Pb
 
10-2x
Sb
 
11+x
S
 
28
, -0.13 < x > +0.20
2.HC.35Zoubekite
AgPb
 
4
Sb
 
4
S
 
10
2.HC.40Parasterryite
Ag
 
4
Pb
 
20
Sb
 
14
As
 
10
S
 
58
Related Minerals - Hey's Index Grouping:

- +
5.5.1Lorándite
TlAsS
 
2
5.5.2Ellisite
Tl
 
3
AsS
 
3
5.5.3Imhofite
Tl
 
6
CuAs
 
16
S
 
40
5.5.4Simonite
TlHgAs
 
3
S
 
6
5.5.6Christite
TlHgAsS
 
3
5.5.6Routhierite
Tl(Cu,Ag)(Hg,Zn)
 
2
(As,Sb)
 
2
S
 
6
5.5.7Hutchinsonite
TlPbAs
 
5
S
 
9
5.5.8Wallisite
(Cu,Ag)TlPbAs
 
2
S
 
5
5.5.9Bernardite
Tl(As,Sb)
 
5
S
 
8
5.5.10Vrbaite
Tl
 
4
Hg
 
3
Sb
 
2
As
 
8
S
 
20
5.5.11Rebulite
Tl
 
5
Sb
 
5
As
 
8
S
 
22
5.5.12Gillulyite
Tl
 
2
(As,Sb)
 
8
S
 
13
5.5.13Weissbergite
TlSbS
 
2
5.5.14Rohaite
(Tl,Pb,K)
 
2
Cu
 
8.7
Sb
 
2
S
 
4
5.5.15Vaughanite
TlHgSb
 
4
S
 
7
5.5.16Chalcothallite
Tl
 
2
(Cu,Fe)
 
6
SbS
 
4
5.5.17Pierrotite
Tl
 
2
Sb
 
6
As
 
4
S
 
16
5.5.18Parapierrotite
Tl(Sb,As)
 
5
S
 
8
5.5.19Criddleite
TlAg
 
2
Au
 
3
Sb
 
10
S
 
10

Other Names for Chabournéite

Synonyms:
IMA1976-042
Other Languages:
German:Chabournéit
Simplified Chinese:硫砷锑铅铊矿
Spanish:Chabournéita

Other Information

Health Warning:No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Chabournéite

Reference List:

- +
Johan, Z., Mantienne, J., Picot, P. (1981): La chabournéite, un nouveau minéral thallifère. Bulletin de Minéralogie, 104, 10-15 (in French).

American Mineralogist: 64: 242.

Nagl, A. (1979): The crystal structure of a thallium sulfosalt, Tl8Pb4Sb21As19S68. Zeitschrift für Kristallographie, 150, 85-106.

Bonaccorsi, E., Biagioni, C., Moëlo, Y. & Orlandi, P. (2010): Chabournéite from Monte Arsiccio mine (Apuan Alps, Tuscany, Italy): occurrence and crystal structure. 20th General Meeting of the IMA (IMA2010), Budapest, Hungary, August 21-27, CD of Abstracts, p. 714.

Internet Links for Chabournéite

Search Engines:
  • Look for Chabournéite on Google
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  • External Links:
  • Look for Chabournéite on Webmineral
  • Look for Chabournéite on Athena Mineralogy
  • Look for Chabournéite on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Chabournéite details from Handbook of Mineralogy (PDF)
  • Mineral Dealers:
  • Mineral Classics - Worldwide Collector Quality Minerals and Gems
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  • Find Chabournéite on www.crystalclassics.co.uk
  • The Arkenstone - Fine Minerals
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  • DAKOTA MATRIX offers Cabinet and Rare Species from Worldwide Localities.
  • Buy from McDougall Minerals
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  • Chabournéite specimens for sale - minfind.com
  • Localities for Chabournéite

    The 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. ? 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.
    France
     
    • Provence-Alpes-Côte d'Azur
      • Hautes-Alpes
        • La Chapelle-en-Valgaudemar
    Mem.Bur.Rech.Geol.Minière,(1977) 90, 1, 115; Bull.Minéral.(1981) 104, 10-15
    Italy
     
    • Tuscany
      • Lucca Province
        • Apuan Alps
          • Stazzema
            • Sant'Anna di Stazzema
    Bonaccorsi, E. et al. (2010): 20th General Meeting IMA, 6, 714; C. Biagioni, E. Bonaccorsi, Y. Moëlo, P. Orlandi & W. Paar (2011): Monte Arsiccio mine: The first thallium ore in Apuan Alps. Plinius 37, 401.
    Japan
     
    • Hokkaido
      • Abuta-gun
        • Takarada
    Shimizu et al (1999) Resource Geology (special issue), 20, 31-37.; American Mineralogist, Volume 67, pages 621-624, 1982
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