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Sicherite

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08672070015060026276707.jpg
Sicherite, etc.

Lengenbach Quarry, Fäld, Binn, Goms, Valais, Switzerland
07106100015667632847193.jpg
Sicherite, etc.

Lengenbach Quarry, Fäld, Binn, Goms, Valais, Switzerland
08672070015060026276707.jpg
Sicherite, etc.

Lengenbach Quarry, Fäld, Binn, Goms, Valais, Switzerland
07106100015667632847193.jpg
Sicherite, etc.

Lengenbach Quarry, Fäld, Binn, Goms, Valais, Switzerland
06515770015079110788795.jpg
Sicherite, etc.

Lengenbach Quarry, Fäld, Binn, Goms, Valais, Switzerland
07106100015667632847193.jpg
Sicherite, etc.

Lengenbach Quarry, Fäld, Binn, Goms, Valais, Switzerland
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About SicheriteHide

08766120015134965316749.jpg
Valentin Sicher (1925-2017)
Formula:
TlAg2(As,Sb)3S6
Colour:
Dark gray, black
Lustre:
Metallic
Hardness:
3
Crystal System:
Orthorhombic
Name:
After Valentin Sicher (1925-2017), for more then 50 years, active member of and thus financial contributor to the different Lengenbach syndicates that operate the Lengenbach quarry for scientific studies and specimen production.
This page provides mineralogical data about Sicherite.


Classification of SicheriteHide

IMA status:
Approved
Approval Year:
1997
Nickel-Strunz 10th (pending) ed.:
2.HD.55

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
H : Sulfosalts of SnS archetype
D : With Tl

Physical Properties of SicheriteHide

Lustre:
Metallic
Transparency:
Opaque
Colour:
Dark gray, black
Streak:
Dark brown-red
Hardness:
3 on Mohs scale

Chemical Properties of SicheriteHide

Formula:
TlAg2(As,Sb)3S6
Elements listed:
Ag, As, S, Sb, Tl - search for minerals with similar chemistry

Crystallography of SicheriteHide

Crystal System:
Orthorhombic

Type Occurrence of SicheriteHide

Synonyms of SicheriteHide

Other Language Names for SicheriteHide

German:Sicherit
Simplified Chinese:斜硫锑砷银铊矿
Spanish:Sicherita

Related Minerals - Nickel-Strunz GroupingHide

2.HD.05LoránditeTlAsS2Mon. 2/m : P21/b
2.HD.05WeissbergiteTlSbS2Tric. 1 : P1
2.HD.15ChristiteTlHgAsS3Mon. 2/m
2.HD.20JankovićiteTl5Sb9(As,Sb)4S22Tric. 1 : P1
2.HD.25RebuliteTl5Sb5As8S22Mon. 2/m : P21/b
2.HD.30ImhofiteTl5.8As15.4S26Mon. 2/m
2.HD.35EdenharteritePbTlAs3S6Orth.
2.HD.40JentschiteTlPbAs2SbS6Mon. 2/m
2.HD.45HutchinsoniteTlPbAs5S9Orth. mmm (2/m 2/m 2/m) : Pbca
2.HD.50BernarditeTlAs5S8Mon. 2/m : P21/b
2.HD.60GabrieliteTl6Ag3Cu6(As,Sb)9S21Tric. 1 : P1

Other InformationHide

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 SicheriteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Graeser, S., Berlepsch, P., Makovicky, E., Balić-Zunić, T. (2001): Sicherite, TlAg2(As,Sb)3S6, a new sulfosalt mineral from Lengenbach (Binntal, Switzerland): description and structure determination. American Mineralogist 86, 1087-1093.
Mandarino, J.A. (2001): New minerals. Canadian Mineralogist 39, 1751-1760.
Roth, P. (2007): Sicherite. In: Minerals first discovered in Switzerland and minerals named after Swiss individuals, Kristallografik Verlag (Achberg, Germany) 134-135.

Internet Links for SicheriteHide

Localities for SicheriteHide

This 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.

Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - 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.
Switzerland (TL)
 
  • Valais
    • Goms
      • Binn
        • Fäld
Am. Mineral. 86 (2001) 1087-1093; Guastoni, A., Roth, P. and Nestola, F. (2014): Sicherite, eccezionale ritrovamento a Lengenbach, valle di Binn, Svizzera. Rivista Mineralogica Italiana, 38(1), 32-34.
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