Potosíite
A variety of Franckeite
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About Potosíite
Formula:
Pb6Sn3FeSb3S16
Lustre:
Metallic
Hardness:
2½
Crystal System:
Triclinic
Name:
Named after Potosi, Bolivia.
A Sn(II)-poor variety of franckeite originally thought to be a separate species.
See also incaite.
Originally reported from Andacaba deposit, Linares Province, Potosí Department, Bolivia.
See also incaite.
Originally reported from Andacaba deposit, Linares Province, Potosí Department, Bolivia.
Name Encoding
ASCII-7:
Potosiite
Unique Identifiers
Mindat ID:
3269 (as Potosíite)
1592 (as Franckeite)
1592 (as Franckeite)
Long-form identifier:
mindat:1:1:3269:4 (as Potosíite)
mindat:1:1:1592:5 (as Franckeite)
mindat:1:1:1592:5 (as Franckeite)
Similar Names
| Pottsite | A valid IMA mineral species | (Pb3xBi4-2x)(VO4)4 · H2O (0.8 < x < 1.0) |
IMA Classification of Potosíite
Discredited
Classification of Potosíite
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
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
3 : SULFOSALTS
1 : ø > 4
6.1.21
6 : Sulphosalts - Sulphostannates, Sulphogermanates,Sulpharsenates, Sulphantimonates, Sulphovanadates and Sulphohalides
1 : Sulphostannates and other sulfides containing Sn
6 : Sulphosalts - Sulphostannates, Sulphogermanates,Sulpharsenates, Sulphantimonates, Sulphovanadates and Sulphohalides
1 : Sulphostannates and other sulfides containing Sn
Physical Properties of Potosíite
Chemistry of Potosíite
Mindat Formula:
Pb6Sn3FeSb3S16
Element Weights:
Common Impurities:
Ag,In
Crystallography of Potosíite
Crystal System:
Triclinic
Synonyms of Potosíite
Other Language Names for Potosíite
Common Associates
Associations Based on Photo Data:
| 262 photos of Potosíite associated with Franckeite | Fe2+(Pb,Sn2+)6Sn4+2Sb2S14 |
| 15 photos of Potosíite associated with Galena | PbS |
| 14 photos of Potosíite associated with Cervantite | Sb3+Sb5+O4 |
| 13 photos of Potosíite associated with Boulangerite | Pb5Sb4S11 |
| 12 photos of Potosíite associated with Jamesonite | Pb4FeSb6S14 |
| 7 photos of Potosíite associated with Arsenopyrite | FeAsS |
| 4 photos of Potosíite associated with Marcasite | FeS2 |
| 1 photo of Potosíite associated with Cylindrite | Pb3Sn4FeSb2S14 |
| 1 photo of Potosíite associated with 'Incaite' | (Pb,Ag)4Sn4FeSb2S15 |
| 1 photo of Potosíite associated with Zinkenite | Pb9Sb22S42 |
Related Minerals - Strunz-mindat Grouping
| 2.HF. | Ramosite | Pb25.7Sn8.3Mn3.4Sb6.4S56.2 |
| 2.HF.20 | Vrbaite | Hg3Tl4As8Sb2S20 |
| 2.HF.25b | Franckeite | Fe2+(Pb,Sn2+)6Sn4+2Sb2S14 |
| 2.HF.25a | Merelaniite | Mo4Pb4VSbS15 |
| 2.HF.25a | Abramovite | Pb2SnInBiS7 |
| 2.HF.25a | Lévyclaudite | Pb8Sn7Cu3(Bi,Sb)3S28 |
| 2.HF.25a | Cylindrite | Pb3Sn4FeSb2S14 |
| 2.HF.25b | Coiraite | (Pb,Sn)12.5Sn5FeAs3S28 |
| 2.HF.25b v | 'Plumbostannite' | Pb2Fe2Sn2Sb2S11 |
| 2.HF.30 | Lengenbachite | Ag4Cu2Pb18As12S39 |
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.
Internet Links for Potosíite
mindat.org URL:
https://www.mindat.org/min-3269.html
Please feel free to link to this page.
Please feel free to link to this page.
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References for Potosíite
Reference List:
Kissin, Stephen A., Owens, De’Alton R. (1986) The properties and modulated structure of potosiite from the Cassiar District, British Columbia. The Canadian Mineralogist, 24 (1) 45-50
Shimizu, M., Moh, G. H., Kato, A. (1992) Potosiite and incaite from the Hoei mine, Japan. Mineralogy and Petrology, 46 (2) 155-161 doi:10.1007/bf01160184
Moëlo, Yves, Makovicky, Emil, Mozgova, Nadejda N., Jambor, John L., Cook, Nigel, Pring, Allan, Paar, Werner, Nickel, Ernest H., Graeser, Stephan, Karup-Møller, Sven, Balic-unic, Tonči, Mumme, William G., Vurro, Filippo, Topa, Dan (2008) Sulfosalt systematics: a review. Report of the sulfosalt sub-committee of the IMA Commission on Ore Mineralogy. European Journal of Mineralogy, 20 (1) 7-62 doi:10.1127/0935-1221/2008/0020-1778
Localities for Potosíite
Showing 10 localities.
symbol to view information about a locality.
The Locality List
- This locality has map coordinates listed.
- This locality has estimated coordinates.
ⓘ - Click for references and 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).
All localities listed without proper references should be considered as questionable.
Argentina | |
| Paar et al. (2000) |
Bolivia | |
| Petrov (n.d.) +1 other reference |
| Franco (2018) |
| Jiménez-Franco et al. (2018) | |
| Jiménez-Franco et al. (2018) | |
| Jiménez-Franco et al. (2018) | |
| Sugaki et al. (1988) |
| Petrov et al. (2006) |
Canada | |
| Kissin et al. (1986) +2 other references |
Japan | |
| Shimizu et al. (1992) |
San José Mine, Oruro, Cercado Province, Oruro, Bolivia