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Andorite IV

Formula:
Pb
 
18
Ag
 
15
Sb
 
47
S
 
96
System:MonoclinicColour:grey
Name:Named for the relationship to andorite.


Ramdohrite-Lillianite Group

Classification of Andorite IV

IMA status:Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
Strunz 8th edition ID:2/E.0-
Nickel-Strunz 10th (pending) edition ID:2.JB.40

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
J : Sulfosalts of PbS archetype
B : Galena derivatives, with Pb
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Type Occurrence of Andorite IV

Type Locality:Les Cougnasses, Hautes-Alpes, Provence-Alpes-Côte d'Azur, France

Occurrences of Andorite IV

Geological Setting:subvolcanic hydrothermal Ag-Sn-bearing veins

Physical Properties of Andorite IV

Lustre:Metallic
Diaphaneity (Transparency):Opaque
Colour:grey
Streak:black

Crystallography of Andorite IV

Crystal System:Monoclinic
Class (H-M):2 - Sphenoidal
Space Group:P2 (P1 1 2) [P2] {P1 2 1}
Cell Parameters:a = 13.04Å, b = 17.07Å, c = 10.18Å
β = 90°
Ratio:a:b:c = 0.764 : 1 : 0.596
Unit Cell Volume:V 2,265.99 ų (Calculated from Unit Cell)
Z:1

Chemical Properties of Andorite IV

Formula:
Pb
 
18
Ag
 
15
Sb
 
47
S
 
96
Essential elements:
All elements listed in formula:Ag, Pb, S, Sb
Analyical Data:(First analysis given is on Pirquitas material, second for Oruro material.)
Pb (27.27) (25.46)
Ag (11.18) (10.87)
Cu (0.06) (0.23)
Bi (0.88)
Sb (39.63) (40.36)
S  (21.51) (22.23)
Common Impurities:Bi,Cu

Relationship of Andorite IV to other Species

Related Minerals - Nickel-Strunz Grouping):
2.JB.05Diaphorite
Ag
 
3
Pb
 
2
Sb
 
3
S
 
8
2.JB.10Cosalite
Pb
 
2
Bi
 
2
S
 
5
2.JB.15Freieslebenite
AgPbSbS
 
3
2.JB.15Marrite
AgPbAsS
 
3
2.JB.20Cannizzarite
Pb
 
4
Bi
 
6
S
 
13
2.JB.20Wittite
Pb
 
9
Bi
 
12
(S,Se)
 
27
2.JB.25Junoite
Cu
 
2
Pb
 
3
Bi
 
8
(S,Se)
 
16
2.JB.25Nordströmite
CuPb
 
3
Bi
 
7
(Se
 
4
S
 
10
)
2.JB.25Proudite
CuPb
 
7.5
Bi
 
9.33
(S,Se)
 
22
2.JB.25Felbertalite
Cu
 
2
Pb
 
6
Bi
 
8
S
 
19
2.JB.30Geocronite
Pb
 
14
(Sb,As)
 
6
S
 
23
2.JB.30Jordanite
Pb
 
14
(As,Sb)
 
6
S
 
23
2.JB.30Kirkiite
Pb
 
10
Bi
 
3
As
 
3
S
 
19
2.JB.35Pillaite
Pb
 
9
Sb
 
10
S
 
23
ClO
 
0.5
2.JB.35Zinkenite
Pb
 
9
Sb
 
22
S
 
42
2.JB.35Scainiite
Pb
 
14
Sb
 
30
S
 
54
O
 
5
2.JB.35Pellouxite
(Cu,Ag)Pb
 
10
Sb
 
12
S
 
27
O(Cl,S)
 
0.6
2.JB.40Andorite
PbAgSb
 
3
S
 
6
2.JB.40Aschamalmite
Pb
 
6
Bi
 
2
S
 
9
2.JB.40Eskimoite
Ag
 
7
Pb
 
10
Bi
 
15
S
 
36
2.JB.40Fizélyite
Pb
 
14
Ag
 
5
Sb
 
21
S
 
48
 ?
2.JB.40Gustavite
Ag
 
3
Pb
 
5
Bi
 
11
S
 
24
2.JB.40Lillianite
Pb
 
3
Bi
 
2
S
 
6
2.JB.40Ourayite
Ag
 
3
Pb
 
4
Bi
 
5
S
 
13
2.JB.40Ramdohrite
Ag
 
3
Pb
 
6
Sb
 
11
S
 
24
2.JB.40Roshchinite
Ag
 
19
Pb
 
10
Sb
 
51
S
 
96
2.JB.40Schirmerite
AgPb
 
2
Bi
 
3
S
 
7
2.JB.40Treasurite
Ag
 
7
Pb
 
6
Bi
 
15
S
 
32
2.JB.40Uchucchacuaite
AgMnPb
 
3
Sb
 
5
S
 
12
2.JB.40Vikingite
Ag
 
5
Pb
 
8
Bi
 
13
S
 
30
2.JB.40Xilingolite
Pb
 
3
Bi
 
2
S
 
6
2.JB.40Heyrovskýite
Pb
 
10
AgBi
 
5
S
 
18
2.JB.40Andorite VI
PbAgSb
 
3
S
 
6
2.JB.45Galenobismutite
PbBi
 
2
S
 
4
2.JB.45Weibullite
Pb
 
5
Bi
 
8
Se
 
7
S
 
11
2.JB.45Angelaite
Cu
 
2
AgPbBiS
 
4
2.JB.50Neyite
Pb
 
7
(Cu,Ag)
 
2
Bi
 
6
S
 
17
2.JB.55Gratonite
Pb
 
9
As
 
4
S
 
15
2.JB.60Marrucciite
Hg
 
3
Pb
 
16
Sb
 
18
S
 
46
2.JB.65Vurroite
Pb
 
20
Sn
 
2
(Bi,As)
 
22
S
 
54
Cl
 
6

Other Names for Andorite IV

Synonyms:
Quatrandorite
German names:
Quatrandorit
Spanish names:
Quatrandorita

Other Information

Fluorescence in UV light:none
Health Warning:No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.
Industrial Uses:silver ore

References for Andorite IV

Reference List:Moelo, Y., Makowicky, E., & Karup-Moller, S., (1984): New data on the minerals of the andorite series. Neues Jahrbuch Mineralogie, Monatshefte: 4: 175-182.

Paar, W., Brodtkorb, M.K.de, Topa, D. & Sureda, R.J., (1996): Caracterizacion mineralogica y quimica de algunas especies metaliferas del yacimiento Pirquitas, provincia de Jujuy, Republica Argentina. Part 1. 3rd Congreso Geologico Argentino & 3rd Congreso de Exploracion de Hidrocarburos, 3: 141-158.

American Mineralogist 70:219 (1985)

Internet Links for Andorite IV

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  • Look for Andorite IV on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Search for Andorite IV in the Natural History Museum (London) online catalogue
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    Localities for Andorite IV

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    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.
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    (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.
    Argentina
     
    • Jujuy
      • Rinconada Department
    Bolivia
     
    • Oruro Department
      • Cercado Province
        • Oruro City
    France
     
    • Auvergne
      • Haute-Loire
        • Langeac
          • Langeac
    		P.G. Pélisson : "Etude Minéralogique et Métallogénique du District Filonien Polytype de Paulhaguet (Haute-Loire, Massif Central Français)", Doctorate Thesis, Orléans, France, 1989
    • Pays de Loire
      • Vendée
        • Les Herbiers
    		Y. Moëlo, E. Makovicky and S. Karup-Moller : "Sulfures complexes plombo-argentifères : minéralogie et cristallochimie de la série andorite-fizelyite", Documents du BRGM N° 167, 1989.
    • Provence-Alpes-Côte d'Azur
      • Hautes-Alpes
    		American Mineralogist, 70, 219 (1985)
        • Valgaudemar
          • Pelvoux Mt.
    		Y. Moëlo, E. Makovicky and S. Karup-Moller : "Sulfures complexes plombo-argentifères : minéralogie et cristallochimie de la série andorite-fizelyite", Documents du BRGM N° 167, 1989.
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