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Potosíite

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Formula:
Pb6Sn3FeSb3S16
System:
Triclinic
Hardness:
Name:
Named after Potosi, Bolivia.
A variety of Franckeite

A Sn(II)-poor variety franckeite; originally thought to be a separate species.
See also incaite.

Originally reported from Andacaba deposit, Linares Province, Potosí Department, Bolivia.

Classification of Potosíite

Discredited 1997
Explanation of status:
Sn(II)-poor variety of franckeite.
2.HF.25b

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
H : Sulfosalts of SnS archetype
F : With SnS and PbS archetype structure units
3.1.4.4

3 : SULFOSALTS
1 : ø > 4
6.1.21

6 : Sulphosalts - Sulphostannates, Sulphogermanates,Sulpharsenates, Sulphantimonates, Sulphovanadates and Sulphohalides
1 : Sulphostannates and other sulfides containing Sn
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Physical Properties of Potosíite

Metallic
Diaphaneity (Transparency):
Opaque
Hardness (Mohs):

Crystallography of Potosíite

Crystal System:
Triclinic

Chemical Properties of Potosíite

Formula:
Pb6Sn3FeSb3S16
Essential elements:
All elements listed in formula:
Common Impurities:
Ag,In

Relationship of Potosíite to other Species

2.HF.20VrbaiteTl4Hg3Sb2As8S20
2.HF.25aCylindritePb3Sn4FeSb2S14
2.HF.25bFranckeiteFe2+(Pb,Sn2+)6Sn24+Sb2S14
2.HF.25bIncaite(Pb,Ag)4Sn4FeSb2S15
2.HF.25aLévyclauditePb8Sn7Cu3(Bi,Sb)3S28
2.HF.25bCoiraite(Pb,Sn)12.5Sn5FeAs3S28
2.HF.25aAbramovitePb2SnInBiS7
2.HF.30Lengenbachite Ag4Cu2Pb18As12S39 ·
6.1.1KuramiteCu3SnS4
6.1.2MohiteCu2SnS3
6.1.3VelikiteCu2HgSnS4
6.1.4HemusiteCu6SnMoS8
6.1.5KiddcreekiteCu6SnWS8
6.1.6StanniteCu2(Fe,Zn)SnS4
6.1.7RhodostanniteCu2FeSn3S8
6.1.8MawsoniteCu6Fe2SnS8
6.1.9ChatkaliteCu6FeSn2S8
6.1.10FerrokësteriteCu2(Fe,Zn)SnS4
6.1.11KësteriteCu2(Zn,Fe)SnS4
6.1.12StannoiditeCu6+Cu22+(Fe2+,Zn)3Sn2S12
6.1.13ČernýiteCu2(Cd,Zn,Fe)SnS4
6.1.14VincienniteCu7+Cu32+Fe22+Fe23+Sn(As,Sb)S16
6.1.15PirquitasiteAg2ZnSnS4
6.1.16HocartiteAg2(Fe2+,Zn)SnS4
6.1.17Teallite(Pb,Sn)SnS2
6.1.18FranckeiteFe2+(Pb,Sn2+)6Sn24+Sb2S14
6.1.19LévyclauditePb8Sn7Cu3(Bi,Sb)3S28
6.1.20CylindritePb3Sn4FeSb2S14
6.1.22Sakuraiite(Cu,Zn,Fe)3(In,Sn)S4
6.1.23Petrukite(Cu,Fe,Zn,Ag)3(Sn,In)S4
6.1.24Incaite(Pb,Ag)4Sn4FeSb2S15

Other Names for Potosíite

Name in Other Languages:
German:Potosiit
Japanese:ポトシ鉱
Spanish:Potosiita

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 Potosíite

Reference List:
American Mineralogist (1983): 68: 1249-1250.

Canadian Mineralogist (186): 24: 45.

Moëlo, Y., Makovicky, E., Mozgova, N.N., Jambor, J.L., Cook, N., Pring, A., Paar, W., Nickel, E.H., Graeser, S., Karup-Møller, S.; Balić-Žunić, T.; Mumme, W.G., Vurro, F., Topa, D., Bindi, L., Bente, K., Shimizu, M. (2008): the IMA CNMNC Sulfosalt Subcommittee. Revision of sulfosalt definition and nomenclature. A review of sulfosalts systematics. European Journal of Mineralogy, 20, 7-46.

Internet Links for Potosíite

Localities for Potosíite

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 for a valid mineral species. (FRL) indicates first recorded locality for everything else. ? 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
      • Pirquitas Ag-Sn Deposit
Amer.Min.(2000) 85, 1066-1075
Bolivia
 
  • Oruro Department
    • Cercado Province
      • Oruro City
Alfredo Petrov collection; Excalibur Mineral Co. SEM-EDS analysis
  • Potosí Department
    • José María Linares Province
苣木浅彦, & 北風嵐. (1988). Tin-bearing minerals from Bolivian polymetallic deposits and their mineralization stages. 鉱山地質, 38(211), 419-435.
    • Rafael Bustillo Province (Bustillos Province)
      • Llallagua
Hyrsl, J. & A. Petrov (2006): Famous Mineral Localities: Llallagua, Bolivia. Mineralogical Record. 37: 117-162
Canada
 
  • British Columbia
    • Liard Mining Division
      • Turnagain River area
Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 1, 1990; Kissin, S.A. & Owens, D.R. (1989): The relatives of stannite in the light of new data. Canadian Mineralogist 27, 673-688.
Japan
 
  • Kyushu Region
    • Oita Prefecture
      • Bungo-Ohno City
Shimizu, M. et al. (1992) "Potosiite and incaite from the Hoei Mine, Japan", Mineralogy and Petrology, 46, 2, 155-161
Mineral and/or Locality  
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