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Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland

This page kindly sponsored by Brent Lockhart
 


Detailed Mineral List:
Acanthite
Formula: Ag2S
Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 371.
Photo: © Stephan Wolfsried 10/2009. Acanthite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Aktashite
Formula: Cu6Hg3As4S12
Description: EDXS P. Roth, XRD N. Meisser, 2016.
Reference: http://www.fglb.clubdesk.com/clubdesk/www?p=100100
Albite
Formula: Na(AlSi3O8)
Reference: No reference listed
Photo: © Stephan Wolfsried 9/2009. Albite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Anatase
Formula: TiO2
Reference: No reference listed
Photo: © Ko Jansen. Anatase from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Anglesite
Formula: PbSO4
Reference: No reference listed
'Apatite'
Reference: No reference listed
Photo: © Edward Antonysen. Apatite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Aragonite
Formula: CaCO3
Reference: No reference listed
Photo: © Ko Jansen. Aragonite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Argentobaumhauerite (TL)
Formula: Ag1.5Pb22As33.5S72
Type Locality: Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland
Reference: Laroussi, A., Moëlo, Y., Ohnenstetter, D., Ginderow, D. (1989): Argent et thallium dans les sulfosels de la série de la sartorite (Gisement de Lengenbach, vallée de Binn, Suisse). Comptes Rendus de l'Académie des Sciences, Série II, 308, 927-933. [as "Ag-rich baumhauerite"]; Pring, A., Birch, W. D., Sewell, D., Graeser, S., Edenharter, A. & Criddle, A. (1990): Baumhauerite-2a: A silver-bearing mineral with baumhauerite-like supercell from Lengenbach, Switzerland. American Mineralogist: 75, 915-922 [as "baumhauerite-2a"]; Topa, D. & Makovicky, E. (2016): Argentobaumhauerite: name, chemistry, crystal structure, comparison with baumhauerite, and position in the Lengenbach mineralization sequence. Mineralogical Magazine, 80, 819-840; Raber, T. (2016): Argentobaumhauerit. Schweizer Strahler 50 (3), 20-29.
Photo: © Stephan Wolfsried 2/2016. Argentobaumhauerite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Argentodufrénoysite (TL)
Formula: Ag3Pb26As35S80
Type Locality: Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland
Reference: Topa, D., Makovicky, E., Stanley, C., Cannon, R. (2016): Argentodufrénoysite, IMA 2016-046. CNMNC Newsletter No. 33, October 2016, page 1138; Mineralogical Magazine: 80: 1135–1144
Photo: © Mischa Crumbach / designbyearth.com. Argentodufrénoysite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Argentoliveingite (TL)
Formula: AgxPb40-2xAs48+xS112
Type Locality: Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland
Reference: Topa, D., Graeser, S., Makovicky, E., Stanley, C. (2016): Argentoliveingite, IMA 2016-029. CNMNC Newsletter No. 32, August 2016, page 920; Mineralogical Magazine: 80: 915–922
Arsenic
Formula: As
Reference: No reference listed
Photo: © Stephan Wolfsried 6/2006. Arsenic from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
'Arsenic Sulphide Glass No. 1'
Formula: AsS3 (approximately)
Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): Mineralienlexikon der Schweiz. Wepf (Basel), p. 53
Photo: © Stephan Wolfsried 9/2009. Arsenic Sulphide Glass No. 1 from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Arsenolamprite
Formula: As
Reference: No reference listed
Arsenolite
Formula: As2O3
Reference: No reference listed
Photo: © Edward Antonysen. Arsenolite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Arsenopyrite
Formula: FeAsS
Reference: No reference listed
Photo: © Maurice de Graaf. Arsenopyrite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Baileychlore
Formula: (Zn,Fe2+,Al,Mg)6(Si,Al)4O10(OH)8
Reference: EDX-analyzed specimen from Thomas Raber and XRD/EDX analyses by N. Meisser (Zn17.2 Mg2.3 Ca1 Fe0.5 Al23.6 Si55.2-O)
Baryte
Formula: BaSO4
Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): Mineralienlexikon der Schweiz. Wepf (Basel), p. 117.
Photo: © Stephan Wolfsried 4/2007. Baryte from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Baumhauerite (TL)
Formula: Pb12As16S36
Type Locality: Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland
Reference: Mineralogical Magazine(1902) 13, 151-160(-171)
Photo: © Stephan Wolfsried 6/2006. Baumhauerite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Bernardite
Formula: TlAs5S8
Reference: Graeser, S. & Edenharter, A. (1997): Jentschite (TlPbAs2SbS6) - a new sulfosalt mineral from Lengenbach, Binntal (Switzerland). Mineralogical Magazine 61, 131-137.; Graeser, St., Schwander, H., Wulf, R. & Edenharter, A. (1992): Erniggliite (Tl2SnAs2S6), a new mineral from Lengenbach, Binntal (Switzerland): description and crystal structure determination based on data from synchrotron radiation. Schweiz. Mineral. Petrogr. Mitt., 72, 293-305.; Graeser, S., Schwander, H., Wulf, R. (1995): Stalderite TlCu(Zn,Fe,Hg)2As2S6 - a new mineral related to routhierite: description and crystal structure determination. Schweizerische mineralogische und petrographische Mitteilungen 75, 337-345; Roth, P. (2016): Zwillinge seltener Lengenbach-Mineralien. Schweizer Strahler 50(2), 28-29 (in German and French).
Photo: © David Hospital , www.purple-sky-minerals.com. Bernardite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Beryl
Formula: Be3Al2(Si6O18)
Reference: Graeser, et al. (2008) Faszination Lengenbach. KristalloGrafik-Verl., Achberg
Bianchite
Formula: (Zn,Fe)SO4 · 6H2O
Reference: XRD Analyses by N. Meisser, Lausanne, in Summer 2015
'Biotite'
Reference: No reference listed
Photo: © Edward Antonysen. Biotite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Bornite
Formula: Cu5FeS4
Reference: No reference listed
Bournonite
Formula: PbCuSbS3
Reference: Cannon, R. (2014): Bournonit. Schweizer Strahler 48 (3), 16-17.
Photo: © Philippe Roth. Bournonite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Brandholzite
Formula: Mg[Sb(OH)6]2 · 6H2O
Description: The referenced Handbook of Mineralgoy page is wrong: the entire content, with the exception of the header line, with mineral name and formula, applies to brannerite, not to brandholzite.
Reference: Handbook of Mineralogy
Brannerite
Formula: (U4+,REE,Th,Ca)(Ti,Fe3+,Nb)2(O,OH)6
Reference: Graeser, S. & Guggenheim, R. (1990): Brannerite from Lengenbach, Binntal (Switzerland). Schweizerische mineralogische und petrographische Mitteilungen 70, 325-331.
Photo: © Philippe Roth. Brannerite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
'Cadmoxite' (FRL)
Type Locality: Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland
Description: "Approval for this mineral has been withdrawn. Subsequent studies have shown that the material examined is uraninite, UO2." CNMNC Newsletter No. 17, October 2013, page 3004; Mineralogical Magazine, 77, 2997-3005.
Reference: Graeser, S., Demartin, F. and Gabriel, W. (2012) Cadmoxite, IMA 2012-037. CNMNC Newsletter No. 14, October 2012, page 1287; Mineralogical Magazine, 76, 1281-1288.
Calcite
Formula: CaCO3
Reference: No reference listed
Photo: © Elmar Lackner 2007. Calcite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Canfieldite
Formula: Ag8SnS6
Reference: Bindi, L., Nestola, F., Guastoni, A., Zorzi, F., Peruzzo, L., Raber, T. (2012): Tellurian canfieldite, Ag8Sn(S,Te)6, from Lengenbach quarry, Binntal, Canton Valais, Switzerland: occurrence, description and crystal structure. Canadian Mineralogist, 50, 111-118; Raber, T. & Roth, P. (2014): Tellur-reicher Canfieldit. Schweizer Strahler 48 (1), 34-35.
Canfieldite var: Tellurian Canfieldite
Formula: Ag8(Sn,Ge)(S,Te)6
Reference: Bindi, L., Nestola, F., Guastoni, A., Zorzi, F., Peruzzo, L., Raber, T. (2012): Tellurian canfieldite, Ag8Sn(S,Te)6, from Lengenbach quarry, Binntal, Canton Valais, Switzerland: occurrence, description and crystal structure. Canadian Mineralogist, 50, 111-118; Raber, T. & Roth, P. (2014): Tellur-reicher Canfieldit. Schweizer Strahler 48 (1), 34-35.
Photo: © Philippe Roth. Tellurian Canfieldite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Cerussite
Formula: PbCO3
Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): Mineralienlexikon der Schweiz. Wepf (Basel), p. 102.
Photo: © Stephan Wolfsried 6/2006. Cerussite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Chabournéite
Formula: Tl4Pb2(Sb,As)20S34
Reference: EDXS P. Roth, 1st November 2015, XRD F. Nestola, 18th October 2016. Coll. P. Roth
Photo: © Mischa Crumbach / designbyearth.com. Chabournéite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Chalcopyrite
Formula: CuFeS2
Reference: No reference listed
Photo: © Mischa Crumbach / designbyearth.com. Chalcopyrite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Chrysocolla
Formula: Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Reference: Graeser, et al. (2008) Faszination Lengenbach. KristalloGrafik-Verl., Achberg
Photo: © Edward Antonysen. Chrysocolla from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Cinnabar
Formula: HgS
Reference: Graeser, et al. (2008) Faszination Lengenbach. KristalloGrafik-Verl., Achberg
Photo: © Rob Lavinsky & irocks.com. Cinnabar from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Clinozoisite
Formula: {Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Reference: Graeser, et al. (2008) Faszination Lengenbach. KristalloGrafik-Verl., Achberg
Coffinite
Formula: (U4+,Th)(SiO4)1-x(OH)4x
Reference: EDXS results, Nov. 2015, Ph. Roth
Photo: © Philippe Roth. Coffinite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Coloradoite
Formula: HgTe
Reference: XRD and WDS analyses by Prof. Nestola (Padua, I), October 2013. As tiny inclusions in sinnerite (see also http://fglb.clubdesk.ch/clubdesk/www).
Coronadite
Formula: Pb(Mn4+6Mn3+2)O16
Reference: EDS by Th. Raber, XRD by N. Meisser (2014)
Coulsonite
Formula: Fe2+V3+2O4
Habit: Grains to 0.2 mm
Description: Easily confused with magnetite.
Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): Mineralienlexikon der Schweiz. Wepf (Basel), p. 123.
Covellite
Formula: CuS
Reference: Graeser, et al. (2008) Faszination Lengenbach. KristalloGrafik-Verl., Achberg
Cuprite
Formula: Cu2O
Reference: Graeser, et al. (2008) Faszination Lengenbach. KristalloGrafik-Verl., Achberg
Dalnegroite (TL)
Formula: (Tl4Pb2)(As12Sb8)S34
Type Locality: Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland
Reference: Nestola, F., A. Guastoni, L. Bindi, and L. Secco (2010): Dalnegroite,Tl5-xPb2x(As,Sb)21-xS34, a new thallium sulphosalt from Lengenbach quarry, Binntal, Switzerland. Mineralogical Magazine, 73, 1027-1032; De Battisti, L., Guastoni, A. and Raber, T. (2011): Dalnegroit, ein neues Thallium-Sulfosalz vom Lengenbach (Binntal/CH). Lapis, 36 (5), 47-48.
Photo: © David Hospital , www.purple-sky-minerals.com. Dalnegroite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Debattistiite (TL)
Formula: Ag9Hg0.5As6S12Te2
Type Locality: Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland
Reference: Guastoni, A., Bindi, L. and Nestola, F. (2012) Debattistiite, IMA 2011- 098. CNMNC Newsletter No. 13, June 2012, page 808; Mineralogical Magazine, 76, 807-817; De Battisti, L. (2013): Debattistiit, Ag9Hg0.5As6S12Te2 – ein neues Tellur-Sulfosalz aus dem Lengenbach. Schweizer Strahler, 47 (4), 29-30.
Photo: © Enrico Bonacina. Debattistiite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Dervillite
Formula: Ag2AsS2
Reference: Bindi L., Nestola F., De Battisti L., Guastoni A. (2013): Dervillite, Ag2AsS2, from Lengenbach quarry, Binn valley, Switzerland: occurrence and crystal structure. Mineralogical Magazine 77(8), 3105-3112. (see also http://fglb.clubdesk.ch/clubdesk/www)
Photo: © Museo Civico di Storia Naturale, Milan. Dervillite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Dickite
Formula: Al2(Si2O5)(OH)4
Habit: Powders and minute mica-like tabular crystals
Colour: White
Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): Mineralienlexikon der Schweiz. Wepf (Basel), p. 135.
Photo: © Edward Antonysen. Dickite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Dolomite
Formula: CaMg(CO3)2
Reference: Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 214; Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): Mineralienlexikon der Schweiz. Wepf (Basel), p. 140.
Photo: © Joachim Esche 2007. Dolomite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Dravite
Formula: Na(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
Description: Dark brown crystals contain up to 30% of an uvite component; green crystals contain up to 5 wt% of Cr2O3 (Raber, 2011).
Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 415-416; Raber, T. (2011): Chromhaltige Turmaline aus dem Lengenbach. Schweizer Strahler 45 (4), 2-5.
Photo: © Stephan Wolfsried 6/2006. Dravite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Dufrénoysite (TL)
Formula: Pb2As2S5
Type Locality: Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland
Reference: Damour, A. (1845): Annal. Chim. Phys. 14, 379 ff.; vom Rath, G. (1864): Poggend. Annal. Phys. und Chemie 122, 371-399.
Photo: © Stephan Wolfsried 6/2006. Dufrénoysite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Eckerite (TL)
Formula: Ag2CuAsS3
Type Locality: Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland
Reference: Bindi, L., Nestola, F., Graeser, S., Tropper, P. and Raber, T. (2015) Eckerite, IMA 2014-063. CNMNC Newsletter No. 23, February 2015, page 52; Mineralogical Magazine, 79, 51-58.; Bindi, L., Nestola, F., Graeser, S., Tropper, P., Raber, T. (2015): Eckerite, Ag2CuAsS3, a new Cu-bearing sulfosalt from Lengenbach quarry, Binn valley, Switzerland: description and crystal structure. Mineralogical Magazine, 79, 687-694.
Photo: © Edgar Müller. Eckerite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Edenharterite (TL)
Formula: PbTlAs3S6
Type Locality: Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland
Reference: Graeser, St. & Schwander, H. (1992): Edenharterite (TlPbAs3S6): a new mineral from Lengenbach, Binntal (Switzerland). European Journal of Mineralogy 4, 1265-1270.; Praeger, M. (2012): Edenharterit von Lengenbach, Binntal (Schweiz). Lapis, 37 (12), 32.
Photo: © Marko Burkhardt. Edenharterite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Enargite
Formula: Cu3AsS4
Description: Single find in 1974.
Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 149.
Photo: © Philippe Roth. Enargite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Enneasartorite (TL)
Formula: Tl6Pb32As70S140
Type Locality: Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland
Reference: Topa,D.,Berlepsch,P.,Makovicky,E., Stroeger, B. and Stanley, C. (2015) Enneasartorite, IMA 2015-074. CNMNC Newsletter No. 28, December 2015, page 1861; Mineralogical Magazine, 79, 1859–1864.
Photo: © Edward Antonysen. Enneasartorite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Epsomite
Formula: MgSO4 · 7H2O
Reference: Graeser, et al. (2008) Faszination Lengenbach. KristalloGrafik-Verl., Achberg
Erniggliite (TL)
Formula: Tl2SnAs2S6
Type Locality: Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland
Reference: Schw. MPM 72 (1992), 293; AM 78 (1993), 845
Photo: © David Hospital , www.purple-sky-minerals.com. Erniggliite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Fangite
Formula: Tl3AsS4
Reference: XRD Fabrizo Nestola 18.10.2016, coll. and SEM-EDS Philippe Roth 1.8.2016
Photo: © Mischa Crumbach / designbyearth.com. Fangite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Ferrostalderite (TL)
Formula: CuFe2TlAs2S6
Type Locality: Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland
Reference: Bindi, L., Biagioni, C., Nestola, F., Cannon, R., Roth, P. and Raber, T. (2015) Ferrostalderite, IMA 2014-090. CNMNC Newsletter No. 24, April 2015, page 248; Mineralogical Magazine, 79, 247-251;Biagioni, C., Bindi, L., Nestola, F., Cannon, R., Roth, P., Raber, T. (2016) Ferrostalderite, CuFe2TlAs2S6, a new mineral from Lengenbach, Switzerland: occurrence, crystal structure, and emphasis on the role of iron in sulfosalts. Mineralogical Magazine: 80: 175-186
Photo: © Philippe Roth. Ferrostalderite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Fluorapatite
Formula: Ca5(PO4)3F
Photo: © Stephan Wolfsried 6/2006. Fluorapatite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Fluorite
Formula: CaF2
Reference: No reference listed
Freibergite
Formula: Ag6[Cu4Fe2]Sb4S13-x
Reference: EDS by P. Roth (Sept, 2013): 18-19 wt% Ag, Sb>> As
Photo: © Philippe Roth. Freibergite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Gabrielite (TL)
Formula: Tl6Ag3Cu6(As,Sb)9S21
Type Locality: Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland
Reference: Graeser, S., Topa, D., Balić-Žunić, T., Makovicky, E. (2006): Gabrielite, Tl2AgCu2As3S7, a new species of thallium sulfosalt from Lengenbach, Binntal, Switzerland. Canadian Mineralogist 44:135-140
Photo: Gabrielite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Galena
Formula: PbS
Reference: No reference listed
Photo: © Stephan Wolfsried 6/2006. Galena from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Goethite
Formula: α-Fe3+O(OH)
Reference: No reference listed
Gold
Formula: Au
Reference: Graeser, et al. (2008) Faszination Lengenbach. KristalloGrafik-Verl., Achberg
Gorceixite
Formula: BaAl3(PO4)(PO3OH)(OH)6
Reference: No reference listed
Photo: © Stephan Wolfsried 6/2006. Gorceixite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
'Gorceixite-Goyazite Series'
Reference: Numerous collections
Photo: © Enrico Bonacina. Gorceixite-Goyazite Series from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Goyazite
Formula: SrAl3(PO4)(PO3OH)(OH)6
Reference: Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 834.
Photo: © Joy Desor. Goyazite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Graphite
Formula: C
Reference: No reference listed
Gratonite
Formula: Pb9As4S15
Reference: Huff, R. C.; Huff, R. G.; Vajdak, J. (2000): Gratonite, an unexpected contribution to the sulfosalt mineralogy of Lengenbach. Rocks and Minerals, 75 (3), 174-175.
Greenockite
Formula: CdS
Reference: Graeser, et al. (2008) Faszination Lengenbach. KristalloGrafik-Verl., Achberg
Photo: © Stephan Wolfsried 11/2015. Greenockite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Greigite
Formula: Fe2+Fe3+2S4
Habit: Found in a mixture with scaly clay minerals
Description: Probably formed by decomposition of arsenopyrite.
Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 199.
Halite
Formula: NaCl
Reference: Müller, F. (2012): Geochemische Untersuchungen an Fluideinschlüssen in Kluftquarzkristallen aus den Metadolomiten des Binntales, Kanton Wallis, Schweiz. Master Thesis, University Basel, Switzerland, 78 pp.
Hatchite (TL)
Formula: AgTlPbAs2S5
Type Locality: Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland
Reference: Mineralogical Magazine(1912) 16, 287-289
Photo: © Stephan Wolfsried 2006. Hatchite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Hemimorphite
Formula: Zn4Si2O7(OH)2 · H2O
Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 212-213.
Photo: © Diederik Visser Minerals. Hemimorphite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Hendekasartorite (TL)
Formula: Tl2Pb48As82S172
Type Locality: Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland
Reference: Topa, D., Makovicky, E., Berlepsch, P., Stroeger, B. and Stanley, C. (2015) Hendekasartorite, IMA 2015-075. CNMNC Newsletter No. 28, December 2015, page 1861; Mineralogical Magazine, 79, 1859–1864.
Photo: © Edward Antonysen. Hendekasartorite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Heptasartorite (TL)
Formula: Tl7Pb22As55S108
Type Locality: Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland
Reference: Topa, D., Stroeger, B., Makovicky, E., Berlepsch, P.and Stanley, C. (2015) Heptasartorite, IMA 2015-073. CNMNC Newsletter No. 28, December 2015, page 1861; Mineralogical Magazine, 79, 1859–1864.
Photo: © 2017 Chuck Adan. Heptasartorite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Hexahydrite
Formula: MgSO4 · 6H2O
Reference: Graeser, et al. (2008) Faszination Lengenbach. KristalloGrafik-Verl., Achberg
Photo: © Edward Antonysen. Hexahydrite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Hörnesite
Formula: Mg3(AsO4)2 · 8H2O
Reference: Graeser, et al. (2008) Faszination Lengenbach. KristalloGrafik-Verl., Achberg
Photo: © Philippe Roth. Hörnesite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Hutchinsonite (TL)
Formula: TlPbAs5S9
Type Locality: Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland
Reference: Cambridge Phil.Soc.Proc.(1904) 12, 277 and Mineralogical Magazine(1905) 14, 72-82
Photo: © Stephan Wolfsried 6/2006. Hutchinsonite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Hyalophane (TL)
Formula: (K,Ba)[Al(Si,Al)Si2O8]
Type Locality: Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland
Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 217-218; American Mineralogist 68, 112 (1983)
Photo: © Elmar Lackner 2006. Hyalophane from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Hydrocerussite
Formula: Pb3(CO3)2(OH)2
Reference: Graeser, et al. (2008) Faszination Lengenbach. KristalloGrafik-Verl., Achberg
Hydrozincite
Formula: Zn5(CO3)2(OH)6
Reference: No reference listed
Photo: © Enrico Bonacina. Hydrozincite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Imhofite (TL)
Formula: Tl5.8As15.4S26
Type Locality: Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland
Reference: [MinRec 8:276, 8:279, 25:140]
Photo: © O. Dziallas 2005. Imhofite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Incomsartorite (TL)
Formula: Tl6Pb144As246S516
Type Locality: Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland
Reference: Horst Geuer sales list 9/2016; Topa, D., Stoeger,B., Makovicky, E. and Stanley, C. (2016) Incomsartorite, IMA 2016-035. CNMNC Newsletter No.33, October 2016, page 1136: Mineralogical Magazine: 80: 1135–1144.
Jentschite (TL)
Formula: TlPbAs2SbS6
Type Locality: Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland
Reference: Mineralogical Magazine(1997) 61, 131-137
Photo: © David Hospital , www.purple-sky-minerals.com. Jentschite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Jordanite (TL)
Formula: Pb14(As,Sb)6S23
Type Locality: Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland
Reference: Can Min 9 (1968), 505
Photo: Jordanite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Kaolinite
Formula: Al2(Si2O5)(OH)4
Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 237.
Kësterite
Formula: Cu2ZnSnS4
Reference: Graeser, et al. (2008) Faszination Lengenbach. KristalloGrafik-Verl., Achberg
Photo: © Edward Antonysen. Kësterite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
'K Feldspar'
Reference: No reference listed
'K Feldspar var: Adularia'
Formula: KAlSi3O8
Reference: No reference listed
Leadhillite
Formula: Pb4(CO3)2(SO4)(OH)2
Reference: XRD Analyses by N. Meisser, Lausanne, in Summer 2015
Lengenbachite (TL)
Formula: Ag4Cu2Pb18As12S39
Type Locality: Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland
Reference: Nature (1904) 71, 118 and Mineralogical Magazine(1905) 14, 72-82 (p. 78)
Photo: © Joy Desor. Lengenbachite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Lepidocrocite
Formula: γ-Fe3+O(OH)
Reference: No reference listed
Liveingite (TL)
Formula: Pb9As13S28
Type Locality: Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland
Reference: Bull Min 85 (1962), 15
Photo: Liveingite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Lorándite
Formula: TlAsS2
Reference: Graeser, S. (1967): Contributions to Mineralogy and Petrology 16(1), 45-50; Roth, P. (2016): Zwillinge seltener Lengenbach-Mineralien. Schweizer Strahler 50(2), 28-29 (in German and French).
Mackinawite ?
Formula: (Fe,Ni)9S8
Reference: Schwanz et al (1994)
Magnesite
Formula: MgCO3
Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 370.
Magnetite
Formula: Fe2+Fe3+2O4
Habit: Massive
Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 265.
Photo: © Edward Antonysen. Magnetite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Malachite
Formula: Cu2(CO3)(OH)2
Reference: No reference listed
Marcasite
Formula: FeS2
Reference: No reference listed
Photo: © Stephan Wolfsried 11/2007. Marcasite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Marrite (TL)
Formula: AgPbAsS3
Type Locality: Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland
Reference: Nature (1904) 71, 118 and Mineralogical Magazine(1905) 14, 72-82 (p. 76)
Photo: © specimen collection and photo Peter Kohorst. Marrite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Marumoite (TL)
Formula: Pb32As40S92
Type Locality: Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland
Reference: Le Règne Minéral, (30), 33-41
Metanováčekite
Formula: Mg(UO2)2(AsO4)2 · 8H2O
Description: XRD analyses by N. Meisser (Lausanne, CH)
Reference: http://fglb.clubdesk.ch/clubdesk/www; Meisser, N. & Raber, T. (2015): Metanováčekit. Schweizer Strahler 49 (1), 29-30. [originally described in Graeser et al. (2008) as an unidentified uranyl arsenate]
Photo: © Philippe Roth. Metanováčekite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Mimetite
Formula: Pb5(AsO4)3Cl
Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 277.
Photo: © Edward Antonysen. Mimetite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Molybdenite
Formula: MoS2
Description:
Reference: Graeser, S., Cannon, R., Drechsler, E., Raber, T., and Roth, Ph. (1958-2008), Faszination Lengenbach Abbau, Forschung, Mineralien: 104.
Photo: © Enrico Bonacina. Molybdenite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Montmorillonite
Formula: (Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Reference: No reference listed
Photo: © Edward Antonysen. Montmorillonite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 284.
Photo: © Joachim Esche 2009. Muscovite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Muscovite var: Barian Muscovite
Formula: (K,Ba)(Al,Mg)2(AlSi3O10)(OH)2
Colour: pale green, due to a minor V3+ content
Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 283.
Photo: © Joy Desor. Barian Muscovite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Muscovite var: Fuchsite
Formula: K(Al,Cr)3Si3O10(OH)2
Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 283.
Photo: © Edward Antonysen. Fuchsite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Nolanite
Formula: (V3+,Fe3+,Fe2+,Ti)10O14(OH)2
Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): Mineralienlexikon der Schweiz. Wepf (Basel), p. 289.
Nowackiite (TL)
Formula: Cu6Zn3As4S12
Type Locality: Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland
Reference: Chimia (1965) 19, 500-501; Roth, P. (2016): Zwillinge seltener Lengenbach-Mineralien. Schweizer Strahler 50(2), 28-29 (in German and French).
Photo: Nowackiite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Orpiment
Formula: As2S3
Reference: No reference listed
Photo: © Frank de Wit. Orpiment from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Paragonite
Formula: NaAl2(AlSi3O10)(OH)2
Reference: No reference listed
Parapierrotite
Formula: TlSb5S8
Description: XRD analyses by Prof. Nestola (Padua, I) and EDS by L. De Battisti (Milan, I), April 2014
Reference: http://fglb.clubdesk.ch/clubdesk/www; Raber, T. (2016): Parapierrotit. Schweizer Strahler 50 (1), 24-25.
Photo: © Philippe Roth. Parapierrotite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Pararealgar
Formula: As4S4
Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 297.
Photo: Pararealgar from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Pearceite
Formula: [Ag9CuS4][(Ag,Cu)6(As,Sb)2S7]
Reference: Guastoni, A., De Battisti, L. (2009). Pearceite. Primo ritrovamento a Lengenbach, Valle di Binn, Svizzera. Rivista Mineralogica Italiana, 33 (3), 202-203; Raber, T. (2013): Pearceit-Polybasit-Mischkristalle. Schweizer Strahler 47 (3), 31-32 (in German and French).
Philrothite (TL)
Formula: TlAs3S5
Type Locality: Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland
Reference: Bindi, L., Nestola, F., Makovicky, E., Guastoni, A., de Battisti, L. (2014): Tl-bearing sulfosalt from the Lengenbach quarry, Binn valley, Switzerland: Philrothite, TlAs3S5. Mineralogical Magazine, 78, 1-9.
Photo: © Philippe Roth. Philrothite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Phlogopite
Formula: KMg3(AlSi3O10)(OH)2
Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 303.
Photo: © Ko Jansen. Phlogopite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Picotpaulite
Formula: TlFe2S3
Reference: XRD Prof. F. Nestola, June 2015, EDX P. Roth Nov. 2014 (EDXPR_0155), FGL specimen found, in 2014, s. http://www.fglb.clubdesk.com/clubdesk/www?p=100100; Roth, P. (2015): Picotpaulit - eine weitere Thallium-haltige Seltenheit. Schweizer Strahler, 49 (4), 30-31.
Photo: © Mischa Crumbach / designbyearth.com. Picotpaulite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Polybasite
Formula: [(Ag,Cu)6(Sb,As)2S7][Ag9CuS4]
Reference: Raber, T. (2013): Pearceit-Polybasit-Mischkristalle. Schweizer Strahler 47 (3), 31-32 (in German and French).
Proustite
Formula: Ag3AsS3
Habit: Prismatic crystals to 1.5 mm
Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 310.
Photo: © O. Dziallas 2005. Proustite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Pyrargyrite
Formula: Ag3SbS3
Description: Found on an old specimen in the collection at Cambridge, England.
Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 311.
Pyrite
Formula: FeS2
Reference: Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 834.
Photo: © Antonio Borrelli. Pyrite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Pyrrhotite
Formula: Fe7S8
Reference: No reference listed
Photo: © Edward Antonysen. Pyrrhotite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Quadratite (TL)
Formula: Ag(Cd,Pb)AsS3
Type Locality: Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland
Reference: [AmMin 85:264]
Photo: © Stephan Wolfsried 12/2015. Quadratite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Quartz
Formula: SiO2
Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 341.
Photo: © Stephan Wolfsried 9/2009. Quartz from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Raberite (TL)
Formula: Tl5Ag4As6SbS15
Type Locality: Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland
Reference: Bindi, L., Nestola, F., Guastoni, A., Peruzzo, L., Ecker, M. and Carampin, R. (2012): Raberite, Tl5Ag4As6SbS15, a new Tl-bearing sulfosalt from Lengenbach quarry, Binn valley, Switzerland: description and crystal structure. Mineralogical Magazine 76(5), 1153-1163.
Photo: © Edgar Müller. Raberite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Raguinite
Formula: TlFeS2
Reference: N. Meisser EDXS and XRD, March 2017; Ph. Roth EDXS, Aug. 2016 (s. http://fglb.clubdesk.ch/www)
Ralphcannonite (TL)
Formula: AgZn2TlAs2S6
Type Locality: Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland
Reference: Bindi, L., Biagioni, C., Raber, T., Roth, P. and Nestola, F. (2015) Ralphcannonite, IMA 2014-077. CNMNC Newsletter No. 23, February 2015, page 56; Mineralogical Magazine, 79, 51-58; Bindi, L., Biagioni, C., Raber, T., Roth, P., Nestola, F. (2015): Ralphcannonite, AgZn2TlAs2S6, a new mineral of the routhierite isotypic series from Lengenbach, Binn Valley, Switzerland. Mineralogical Magazine, 79, 1089-1098.
Photo: © Mischa Crumbach / designbyearth.com. Ralphcannonite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Rathite (TL)
Formula: Ag2Pb12-xTlx/2As18+x/2S40
Type Locality: Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland
Reference: Zeits.Kryst.Min.(1896) 26, 593-602
Photo: © Rob Lavinsky & irocks.com. Rathite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Realgar
Formula: As4S4
Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 346-347.
Photo: © 2004 Stephan Wolfsried. Realgar from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Rectorite
Formula: (Na,Ca)Al4((Si,Al)8O20)(OH)4 · 2H2O
Description: see http://fglb.clubdesk.ch/clubdesk/www?p=100100
Reference: XRD Analyses by N. Meisser, Lausanne, in Summer 2015
Richardsollyite (TL)
Formula: TlPbAsS3
Type Locality: Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland
Reference: Meisser, N. & Roth, P. (2016): Mining for new minerals: the Lengenbach deposit (Switzerland). Talk given at the conference "New Minerals and Mineralogy in the 21th Century - International scientific symposium Jáchymov 2016", Jáchymov, Czech Republic, September 3-5, 2016; Meisser, N. & Roth, P. (2017): Richardsollyit, eine erstaunliche neue Mineralart. Schweizer Strahler 51 (1), 36-38 (in German and French).
Photo: © Mischa Crumbach / designbyearth.com. Richardsollyite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Rosasite
Formula: (Cu,Zn)2(CO3)(OH)2
Reference: Graeser, et al. (2008) Faszination Lengenbach. KristalloGrafik-Verl., Achberg
Routhierite
Formula: Tl(Cu,Ag)(Hg,Zn)2(As,Sb)2S6
Reference: XRD by Prof. Nestola (Padia, I) and EDX by Ph. Roth, both May 2015, on a sample in T. Raber's collection
Rutile
Formula: TiO2
Description: Cr-rich
Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 353.
Photo: © Stephan Wolfsried 9/2009. Rutile from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Sartorite (TL)
Formula: PbAs2S4
Type Locality: Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland
Reference: Acta Crystallographica, 14, pp. 1291(1961)
Photo: © Peter Haas. Sartorite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
'Scapolite'
Reference: No reference listed
Schultenite
Formula: Pb(HAsO4)
Reference: Lengenbach Research Community - SEM-EDS Aug. 2016, P. Roth - XRD Sep. 2016, N. Meisser
Seligmannite (TL)
Formula: PbCuAsS3
Type Locality: Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland
Reference: Sitzungsber.Akad.Wiss.Berlin (1901) 6, 110-117
Photo: © Stephan Wolfsried 11/2007. Seligmannite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Sicherite (TL)
Formula: TlAg2(As,Sb)3S6
Type Locality: Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland
Reference: 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.
Silver
Formula: Ag
Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 371.
Photo: © Edward Antonysen. Silver from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Sinnerite (TL)
Formula: Cu6As4S9
Type Locality: Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland
Reference: Schweiz.Min.Petr.Mitt.(1964) 44, 439-454; http://fglb.clubdesk.ch/clubdesk/www [untwinned sinnerite]
Photo: © Stephan Wolfsried 8/2015. Sinnerite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
'Smectite Group'
Formula: A0.3D2-3[T4O10]Z2 · nH2O
Habit: Crusts
Colour: White to pale pink
Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 377.
Smithite (TL)
Formula: AgAsS2
Type Locality: Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland
Reference: Mineralogical Magazine(1905) 14, 72-82 (p. 74)
Photo: © Vincent Bourgoin. Smithite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Smythite
Formula: (Fe,Ni)3+xS4 (x=0-0.3)
Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 379.
Photo: © Stephan Wolfsried 6/2006. Smythite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Spaltiite (TL)
Formula: Tl2Cu2As2S5
Type Locality: Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland
Reference: Graeser, S., Topa, D., Effenberger, H., Makovicky, E. and Paar, W.H. (2014) Spaltiite, IMA 2014-012. CNMNC Newsletter No. 20, June 2014, page 557; Mineralogical Magazine, 78, 549-558.
Photo: © Philippe Roth. Spaltiite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Sphalerite
Formula: ZnS
Reference: No reference listed
Photo: © Chinellato Matteo - Chinellatophoto.com. Sphalerite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Stalderite (TL)
Formula: Tl(Cu,Ag)(Zn,Fe,Hg)2(As,Sb)2S6
Type Locality: Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland
Reference: Schweiz.Min.Petr.Mitt.(1995) 75
Photo: © Vincent Bourgoin 2012. Stalderite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Stephanite
Formula: Ag5SbS4
Description: Stephanite was identified only on an old specimen kept in a collection at Cambridge, England, UK.
Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 386.
Struvite-(K) (TL)
Formula: KMg(PO4)·6H2O
Type Locality: Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland
Reference: Roth, Ph. (2007): Minerals first discovered in Switzerland and minerals named after Swiss individuals. Philippe Roth, Ed., Zurich, 239 pp; S. Graeser, W. Postl, H. Bojar, P. Berlepsch, T. Armbruster, T. Raber, K. Ettinger & F. Walter (2008): Struvite-(K), KMgPO4.6H2O, the potassium equivalent of struvite - a new mineral. European Journal of Mineralogy 20, 629-633.
Sulphur
Formula: S8
Reference: Graeser, et al. (2008) Faszination Lengenbach. KristalloGrafik-Verl., Achberg
Photo: © Edward Antonysen. Sulphur from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Sylvite
Formula: KCl
Reference: Müller, F. (2012): Geochemische Untersuchungen an Fluideinschlüssen in Kluftquarzkristallen aus den Metadolomiten des Binntales, Kanton Wallis, Schweiz. Master Thesis, University Basel, Switzerland, 78 pp.
Tennantite
Formula: Cu6[Cu4(Fe,Zn)2]As4S13
Reference: No reference listed
Photo: © Stephan Wolfsried 4/2007. Tennantite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Tennantite var: Binnite (of Des Cloizeaux)
Formula: Cu6[Cu4(Fe,Zn)2]As4S13
Reference: Des Cloizeaux (1855), Ann. mines: 8: 389.; Palache, Charles, Harry Berman & Clifford Frondel (1944), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana Yale University 1837-1892, Volume I: Elements, Sulfides, Sulfosalts, Oxides. John Wiley and Sons, Inc., New York. 7th edition, revised and enlarged: 374, 379.
Photo: © 2008, JGW. Binnite (of Des Cloizeaux) from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Tetrahedrite
Formula: Cu6[Cu4(Fe,Zn)2]Sb4S13
Habit: The sharp tetraheda have all analysed as tennantite
Description: So far all the "tetrahedrite" from here has been analysed as tennantite. Please see: http://www.mindat.org/forum.php?read,106,358305,358305,page=1#msg-358305 However it is reported as rare in Mineralogie der Grube Lengenbach,Binntal-Wallis. Sonderdruck aus dem Jahrbuch des Naturhistorischen Museums Bern Band 11-1990-1992 door B.Hofmann, H.A.Stalder en S.Graeser. ISBN-3-907-088-04-2
Reference: Mineralogie der Grube Lengenbach,Binntal-Wallis. Sonderdruck aus dem Jahrbuch des Naturhistorischen Museums Bern Band 11-1990-1992 door B.Hofmann, H.A.Stalder en S.Graeser. ISBN-3-907-088-04-2
Thalcusite
Formula: Tl2Cu3FeS4
Reference: aufschluss 2005 Guastoni, A., & De Battisti, L., 2006. Thalcusite. Un altro minerale di tallio scoperto a Lengenbach, Valle di Binn, Svizzera. Rivista Mineralogica Italiana, 30 (1), 54-55.
Photo: Thalcusite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
'Thorogummite'
Formula: (Th,U)(SiO4)1-x(OH)4x
Reference: Graeser, et al. (2008) Faszination Lengenbach. KristalloGrafik-Verl., Achberg
Tochilinite
Formula: Fe2+5-6(Mg,Fe2+)5S6(OH)10
Reference: Graeser, et al. (2008) Faszination Lengenbach. KristalloGrafik-Verl., Achberg
Photo: © Stephan Wolfsried 9/2009. Tochilinite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Trechmannite (TL)
Formula: AgAsS2
Type Locality: Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland
Reference: Mineralogical Magazine(1905) 14, 72-82 (p. 75)
Photo: © Stephan Wolfsried 6/2006. Trechmannite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Uraninite
Formula: UO2
Reference: Hofmann, B. A. & Knill, M. D. (1996): Geochemistry and genesis of the Lengenbach Pb-Zn-As-Tl-Ba-mineralisation, Binn Valley, Switzerland. Mineral. Deposita, 31, 319-339.
Photo: © Philippe Roth. Uraninite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
'Uvite Series'
Formula: Ca(Mg3)MgAl5(Si6O18)(BO3)3(OH)3(F/OH)
Description: The tourmalines at this locality contain a high molar fraction of uvite in their composition (up to 30%; Raber, 2011), but are still all dravites nevertheless.
Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 418-419; Raber, T. (2011): Chromhaltige Turmaline aus dem Lengenbach. Schweizer Strahler 45 (4), 2-5.
Wallisite (TL)
Formula: (Cu,Ag)TlPbAs2S5
Type Locality: Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland
Reference: Eclogae Geol.Helv.(1965) 58, 403-406
Photo: © Stephan Wolfsried 9/2009. Wallisite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Weissbergite
Formula: TlSbS2
Habit: Barrel-shaped, steel-grey, tiny crystals
Description: As-rich variety with a Sb:As atomic ratio of approx. 2:1.
Reference: Raber, T. and Roth, P. (2014) Weissbergit, ein Thallium-Antimon-Sulfosalz. Schweizer Strahler, 48 (4), 18-19. [EDX analyses by FGL T. Raber & P. Roth, May 2012 - Sep. 2013 on three different specimens, XRD analyses by Prof. Nestola, Padova, Italy, November 2012 (see also http://fglb.clubdesk.ch/clubdesk/www)]
Photo: © Stephan Wolfsried 10/2015. Weissbergite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Wulfenite
Formula: Pb(MoO4)
Reference: No reference listed
Photo: © Ko Jansen. Wulfenite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Wurtzite
Formula: (Zn,Fe)S
Reference: Graeser, S. (2011): Die Wurtzite vom Lengenbach - Polymorphie und Polytypie. Schweizer Strahler 45, 16-24. [-2H and -4H polytypes]
Photo: Wurtzite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Xanthoconite
Formula: Ag3AsS3
Reference: No reference listed
Photo: © Stephan Wolfsried 7/2006. Xanthoconite from Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland
Xenotime-(Y)
Formula: Y(PO4)
Reference: No reference listed

References

Guisca (1930) Schweiz. min. Mitt.: 10: 152.

Bader (1934) Schweiz. min. Mitt.: 14: 319.

Niggli, Koenigsberger, and Parker (1940) 1: 251.

Palache, C., Berman, H., & Frondel, C. (1951) The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 834.

Graeser, St. (1965) Die Mineralfunde im Dolomit des Binnatales. Schweiz. Miner. Petrogr. Mitt., 45, 597-795 (in German).

Mineralogical Record (1977) 8(4): 272-286.

Rocks & Minerals: 64: 9.

Laroussi, A., Moëlo, Y., Ohnenstetter, D., Ginderow, D. (1989) Argent et thallium dans les sulfosels de la série de la sartorite (Gisement de Lengenbach, vallée de Binn, Suisse). Comptes Rendus de l'Académie des Sciences, Série II, 308, 927-933.

Preite, D., Tabacchi C. (1989) I minerali di Lengenbach in Valle di Binn (CH). Rivista Mineralogica Italiana, 12(3), 139-150.

Graeser, S. & Guggenheim, R. (1990) Brannerite from Lengenbach, Binntal (Switzerland). Schweizerische mineralogische und petrographische Mitteilungen 70, 325-331.

Graeser, S., Schwander, H., Wulf, R., Edenharter, A. (1992) Erniggliite (Tl2 SnAs2 S6), a new mineral from Lengenbach, Binntal (Switzerland): description and crystal structure determination based on data from synchrotron radiation. Schweiz. Mineral. Petrogr. Mitt., 72: 293-305.

Hofmann, B. A. (1994) Formation of a sulfide melt during Alpine metamorphism of the Lengenbach polymetallic sulfide mineralization, Binntal, Switzerland. Mineral. Deposita, 29, 439-42.

Hofmann, B. & Knill, M. D. (1996) Neue Erkenntnisse über die Entstehung der Minerallagerstätte Lengenbach im Binntal (VS). Schweizer Strahler 11 (XXXI) (2), 68-77.

Hofmann, B. A. & Knill, M. D. (1996) Geochemistry and genesis of the Lengenbach Pb-Zn-As-Tl-Ba-mineralisation, Binn Valley, Switzerland. Mineral. Deposita, 31, 319-39.

Knill, M. (1996) The Pb-Zn-As-Tl-Ba-deposit at Lengenbach, Binn Valley, Switzerland. - Beiträge zur Geologie der Schweiz, Geotechnische Serie 90; Hrsg.: Schweizerische Geotechnische Kommission, 74 pp.

Cannon, R. (2000) Bibliographie zur Mineralogie und Geologie der Grube Lengenbach im Binntal / Wallis (Schweiz). Jahrb. Naturhist. Mus. Bern, 13, 63-90. [http://www.lengenbach.com/include/LengenbachBibliography.pdf]

Huff, R. C.; Huff, R. G.; Vajdak, J. (2000) Gratonite, an unexpected contribution to the sulfosalt mineralogy of Lengenbach. Rocks and Minerals, 75 (3), 174-175.

Guastoni A., Merlini M., De Battisti L. (2004) Hutchinsonite ricca in antimonio di Lengenbach (Valle di Binn, Svizzera). Riv. Miner. Ital., 3, 167.

Lapis (2004) 29 (6).

Guastoni A., De Battisti L. (2005) Eccezionale ritrovamento di ernigglite a Lengenbach, Valle di Binn, Svizzera. Riv. Mineral. Ital., 29 (1), 54-55.

Guastoni, A., & De Battisti, L. (2006) Thalcusite. Un altro minerale di tallio scoperto a Lengenbach, Valle di Binn, Svizzera. Rivista Mineralogica Italiana, 30 (1), 54-55.

Graeser, S., Cannon, R., Drechsler, E., Raber, T. and Roth, P., Eds. (2008) Faszination Lengenbach. Abbau – Forschung – Mineralien 1958-2008. Chr. Weise Verlag, Munich, 192 pp. (in German).

Guastoni, A., De Battisti, L. (2009) Pearceite. Primo ritrovamento a Lengenbach, Valle di Binn, Svizzera. Rivista Mineralogica Italiana, 33 (3), 202-203.

Gabriel, W. (2009) Oberflächenveränderungen an grau-schwarzen Sulfosalzen aus der Lengenbach-Grube. Schweizer Strahler, 43 (3), 12-13.

Gabriel, W. (2010) Pustelartige Gebilde im Dolomit des Lengenbachs. Schweizer Strahler, 44 (2), 32-33.

Graeser, S. (2011) Die Wurtzite vom Lengenbach - Polymorphie und Polytypie. Schweizer Strahler 45, 16-24. [-2H and -4H polytypes].

Gabriel, W. (2011) Lengenbach: Sulfosalz-Mineralien mit sichtbaren Veränderungen an der Kristall-Oberfläche. Schweizer Strahler, 45 (2), 23-25.

Gabriel, W. (2011) Lengenbach: Beobachtungen und EDS-Untersuchungen an Wurtziten vom Typ 2H. Schweizer Strahler, 45 (3), 10-11.

Preite, D., Ciriotti, M., Bonacina, E. (2011) Les minéraux du Lengenbach, vallée de Binn, Valais, Suisse. Le Cahier Des Micromounteurs, No. 2/2011, 14-29.

Raber, T. (2011) Chromhaltige Turmaline aus dem Lengenbach. Schweizer Strahler 45 (4), 2-5.

De Battisti, L., Guastoni, A. and Raber, T. (2011) Dalnegroit, ein neues Thallium-Sulfosalz vom Lengenbach (Binntal/CH). Lapis, 36 (5), 47-48.

Bindi, L., Nestola, F., Guastoni, A., Zorzi, F., Peruzzo, L., Raber, T. (2012) Tellurian canfieldite, Ag8Sn(S,Te)6, from Lengenbach quarry, Binntal, Canton Valais, Switzerland: occurrence, description and crystal structure. Canadian Mineralogist, 50, 111-118.

Cannon, R. & Raber, T. (2012) Neu vom Lengenbach 2011: Eine sensationelle Lengenbachit-Stufe und "klassische" Sulfosalze. Lapis. 37 (1): 19-23.

Müller, F. (2012) Geochemische Untersuchungen an Fluideinschlüssen in Kluftquarzkristallen aus den Metadolomiten des Binntales, Kanton Wallis, Schweiz. Master Thesis, University Basel, Switzerland, 78 pp.

Raber, T. (2013) Pearceit-Polybasit-Mischkristalle. Schweizer Strahler 47 (3), 31-32 (in German and French).

Raber, T. & Roth, P. (2014) Tellur-reicher Canfieldit. Schweizer Strahler 48 (1), 34-35.

Cannon, R. (2014) Bournonit. Schweizer Strahler 48 (3), 16-17.

Raber, T. and Roth, P. (2014) Weissbergit, ein Thallium-Antimon-Sulfosalz. Schweizer Strahler, 48 (4), 18-19.

Raber, T. (2014) Mineraliensammeln am Lengenbach. Pp. 151-180 in Gorsatt, A. (Ed.) (2014): Die besten Seiten des Binntals. Mineraliensuche - Alpenblumen - Ortsgeschichten. KristalloGrafik Verlag, Achberg, Deutschland, 344 pp.

Roth, P., Raber, T., Drechsler, E. & Cannon, R. (2014) The Lengenbach quarry, Binn Valley, Switzerland. Mineralogical Record 45, 157-196.

Hettmann, K., Kreissig, K., Rehkämper, M., Wenzel, T., Mertz-Kraus, R. and Markl, G. (2014) Thallium geochemistry in the metamorphic Lengenbach sulfide deposit, Switzerland: thallium-isotope fractionation in a sulfide melt. Am. Mineral. 99, 793-803.

Meisser, N. & Raber, T. (2015) Metanováčekit. Schweizer Strahler 49 (1), 29-30.

Drechsler, E. (2015) Raberit und Philrothit, zwei neue Mineralarten. Schweizer Strahler 49 (2), 34-35.

Roth, P. & de Battisti, L. (2015) Dervillit - ein altes mineralogisches Rätsel wird gelöst. Schweizer Strahler 49 (3), 29-30.

Roth, P. (2015) Picotpaulit - eine weitere Thallium-haltige Seltenheit. Schweizer Strahler, 49 (4), 30-31.

Bindi, L., Nestola, F., Graeser, S., Tropper, P., Raber, T. (2015) Eckerite, Ag2CuAsS3, a new Cu-bearing sulfosalt from Lengenbach quarry, Binn valley, Switzerland: description and crystal structure. Mineralogical Magazine, 79, 687-694.

Bindi, L., Biagioni, C., Raber, T., Roth, P., Nestola, F. (2015) Ralphcannonite, AgZn2TlAs2S6, a new mineral of the routhierite isotypic series from Lengenbach, Binn Valley, Switzerland. Mineralogical Magazine, 79, 1089-1098.

Biagioni, C., Bindi, L., Nestola, F., Cannon, R., Roth, P., Raber, T. (2016) Ferrostalderite, CuFe2TlAs2S6, a new mineral from Lengenbach, Switzerland: occurrence, crystal structure, and emphasis on the role of iron in sulfosalts. Mineralogical Magazine: 80: 175-186.

Raber, T. (2016) Parapierrotit. Schweizer Strahler 50 (1), 24-25.

Roth, P. (2016) Zwillinge seltener Lengenbach-Mineralien. Schweizer Strahler 50(2), 28-29 (in German and French).

Topa, D. & Makovicky, E. (2016) Argentobaumhauerite: name, chemistry, crystal structure, comparison with baumhauerite, and position in the Lengenbach mineralization sequence. Mineralogical Magazine, 80, 819-840.

Raber, T. (2016) Argentobaumhauerit. Schweizer Strahler 50 (3), 20-29.

Roth, P. (2016) Les minéraux du groupe stalderite-routhierite. Cristallier Suisse, 50 (4), 28-31 (in French and German).

Meisser, N. & Roth, P. (2017) Richardsollyit, eine erstaunliche neue Mineralart. Schweizer Strahler 51 (1), 36-38 (in German and French).

Roth, P. (2017) Fangit: neue Mineralart für die Schweiz und die ersten Kristalle. Schweizer Strahler, 51 (2), 35-37 (in German and French).

Meisser, N., Roth, P., Nestola, F., Biagioni, C., Bindi, L. and Robyr, M. (2017) Richardsollyite, TlPbAsS3, a new sulfosalt from the Lengenbach quarry, Binn Valley, Switzerland. European Journal of Mineralogy, PrePub Article. DOI: 10.1127/ejm/2017/0029-2634.

External Links

http://binn.strahlen.org/ ("All localities for minerals in the Binntal with detailed description")

http://www.lengenbach.com/ (Dormant, non-official website of the quarry)

http://fglb.clubdesk.ch/clubdesk/www (Official website of the Research Community Lengenbach (FGL, "Forschungsgemeinschaft Lengenbach"))

http://www.nmbe.ch/node/343 (List of publications on Lengenbach, based on Cannon (2000))

http://www.strahlen.org/vp/ch/lengenbach/binnliterature.xls (List of publications on the Binn valley)

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