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

This page kindly sponsored by Brent Lockhart

PhotosMapsSearch

Standard

All Photos (1903)Mineral Photos (1814)Site Photos (88)Miscellaneous Photos (1)GalleryPhoto StatisticsAdd Photo

Map PagesNearest Localities

Mineral SearchSimilar LocalitiesPossible Missing MineralsSearch GoogleType Localities in Region

Key

Lock Map

a 1906 picture of the Lengenbach quarry

Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland

1986 dumps and entry to quarry

Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland

1999 quarry

Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland

a 1906 picture of the Lengenbach quarry

Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland

1986 dumps and entry to quarry

Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland

1999 quarry

Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland

a 1906 picture of the Lengenbach quarry

Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland

1986 dumps and entry to quarry

Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland

Alternative Label Names

This is a list of additional names that have been recorded for mineral labels associated with this locality in the minID database. This may include previous versions of the locality name hierarchy from mindat.org, data entry errors, and it may also include unconfirmed sublocality names or other names that can only be matched to this level.

Regions containing this locality

The Alps, Europe

Mountain Range - 2,212 mineral species & varietal names listed

Detailed Mineral List:

Acanthite Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ Acanthite Formula: Ag2S Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 371.

ⓘ Aktashite Formula: Cu6Hg3As4S12 Description: EDXS P. Roth, XRD N. Meisser, 2016. Reference: http://www.fglb.clubdesk.com/clubdesk/www?p=100100

Albite Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ Albite Formula: Na(AlSi3O8) Reference: No reference listed

Anatase Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ Anatase Formula: TiO2 Reference: No reference listed

ⓘ Anglesite Formula: PbSO4 Reference: No reference listed

Apatite Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ 'Apatite' Reference: No reference listed

Aragonite, etc. Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ Aragonite Formula: CaCO3 Reference: No reference listed

Argentobaumhauerite, etc. 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.

Argentodufrénoysite, etc. 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

ⓘ 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, etc. Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ Arsenic Formula: As Reference: No reference listed

Arsenic Sulphide Glass No. 1 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

ⓘ Arsenolamprite Formula: As Reference: No reference listed

Arsenolite, etc. Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ Arsenolite Formula: As2O3 Reference: No reference listed

Arsenopyrite Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ Arsenopyrite Formula: FeAsS Reference: No reference listed

ⓘ 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 Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ Baryte Formula: BaSO4 Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): Mineralienlexikon der Schweiz. Wepf (Basel), p. 117.

Baumhauerite 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)

Bernardite 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).

ⓘ 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 Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ 'Biotite' Reference: No reference listed

ⓘ Bornite Formula: Cu5FeS4 Reference: No reference listed

ⓘ Boulangerite Formula: Pb5Sb4S11 Reference: Gabriel W. (2017) Boulangerit - eine Neufund aus der Dolomit-Zone Lengenbach/Binntal VS. Schweizer Strahler 2017(3), 20-21 (in German and Franch)

Bournonite Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ Bournonite Formula: PbCuSbS3 Reference: Cannon, R. (2014): Bournonit. Schweizer Strahler 48 (3), 16-17.

Brannerite Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ 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.

ⓘ '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 Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ Calcite Formula: CaCO3 Reference: No reference listed

ⓘ 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.

Tellurian Canfieldite, etc. Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ 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.

Cerussite, etc. 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.

Chabournéite 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; Roth, P. (2017): Chabournéit: eine weitere interessante Neuentdeckung. Schweizer Strahler, 51(4), 36-38 (in German and French).

Chalcopyrite, etc. Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ Chalcopyrite Formula: CuFeS2 Reference: No reference listed

Chrysocolla Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ Chrysocolla ? Formula: Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O Description: "Chrysocolla-like" mineral (Cannon, 2005). Reference: Cannon, R. (2005): Mineral-Neufunde aus dem Dolomit am Lengenbach, Binntal (Wallis) / Schweiz. Aufschluss 56, 375-390.; Graeser, et al. (2008) Faszination Lengenbach. KristalloGrafik-Verl., Achberg

Cinnabar Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ Cinnabar Formula: HgS Reference: Graeser, et al. (2008) Faszination Lengenbach. KristalloGrafik-Verl., Achberg

ⓘ Clinozoisite Formula: {Ca2}{Al3}(Si2O7)(SiO4)O(OH) Reference: Cannon, R. (2005): Mineral-Neufunde aus dem Dolomit am Lengenbach, Binntal (Wallis) / Schweiz. Aufschluss 56, 375-390.; Graeser, et al. (2008) Faszination Lengenbach. KristalloGrafik-Verl., Achberg

Coffinite Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ Coffinite Formula: U(SiO4) · nH2O Reference: EDXS results, Nov. 2015, Ph. Roth

ⓘ 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: Cannon, R. (2005): Mineral-Neufunde aus dem Dolomit am Lengenbach, Binntal (Wallis) / Schweiz. Aufschluss 56, 375-390.; Graeser, et al. (2008) Faszination Lengenbach. KristalloGrafik-Verl., Achberg

ⓘ Cuprite Formula: Cu2O Reference: Graeser, et al. (2008) Faszination Lengenbach. KristalloGrafik-Verl., Achberg

Dalnegroite Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ 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.

Debattistiite, etc. 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.

ⓘ Dekatriasartorite (TL) Formula: TlPb58As97S204 Type Locality: Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland Reference: Topa, D., Stoeger, B., Makovicky, E. and Stanley, C. (2017) Dekatriasartorite, IMA 2017-071. CNMNC Newsletter No. 40, December 2017, page 1579; Mineralogical Magazine: 81: 1577–1581.

Dervillite, etc. 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)

ⓘ Diaphorite Formula: Ag3Pb2Sb3S8 Reference: http://fglb.clubdesk.ch/clubdesk/www (Fabrizio Nestola EPMA)

Dickite 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.

Dolomite 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.

Dravite 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.

Dufrénoysite 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.

Eckerite 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; Raber, T. and Graeser, S. (2017): Eckerit - ein spezielles Silber-Kupfer-Sulfosalz vom Lengenbach. Schweizer Strahler, 51 (3), 36-37 (in German and French).

Edenharterite, etc. 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.

Enargite, etc. 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.

Enneasartorite, etc. 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.

ⓘ Epsomite Formula: MgSO4 · 7H2O Reference: Cannon, R. (2005): Mineral-Neufunde aus dem Dolomit am Lengenbach, Binntal (Wallis) / Schweiz. Aufschluss 56, 375-390.; Graeser, et al. (2008) Faszination Lengenbach. KristalloGrafik-Verl., Achberg

Erniggliite, etc. Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ 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

Fangite Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ Fangite Formula: Tl3AsS4 Reference: Roth, P. (2017): Fangit: neue Mineralart für die Schweiz und die ersten Kristalle. Schweizer Strahler 51 (2), 35-37 (in German and French).

ⓘ Ferrohexahydrite Formula: FeSO4 · 6H2O Reference: Analyses Nicolas Meisser, MGL Lausanne: XRD NM 5117 (17/01/2018)+ EDXS NM 3221 (27/11/2017)

Ferrostalderite 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

Fluorapatite, etc. Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ Fluorapatite Formula: Ca5(PO4)3F

ⓘ Fluorite Formula: CaF2 Reference: No reference listed

Freibergite, etc. Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ Freibergite Formula: Ag6[Cu4Fe2]Sb4S13-x Reference: EDS by P. Roth (Sept, 2013): 18-19 wt% Ag, Sb>> As

Gabrielite 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

Galena Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ Galena Formula: PbS Reference: No reference listed

ⓘ Goethite Formula: α-Fe3+O(OH) Reference: No reference listed

ⓘ Gold Formula: Au Reference: Graeser, et al. (2008) Faszination Lengenbach. KristalloGrafik-Verl., Achberg

Gorceixite Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ Gorceixite Formula: BaAl3(PO4)(PO3OH)(OH)6 Reference: No reference listed

Gorceixite-Goyazite Series Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ 'Gorceixite-Goyazite Series' Reference: Numerous collections

Goyazite 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.

ⓘ 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, etc. Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ Greenockite Formula: CdS Reference: Cannon, R. (2005): Mineral-Neufunde aus dem Dolomit am Lengenbach, Binntal (Wallis) / Schweiz. Aufschluss 56, 375-390.; Graeser, et al. (2008) Faszination Lengenbach. KristalloGrafik-Verl., Achberg

ⓘ 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.

ⓘ Gypsum Formula: CaSO4 · 2H2O Reference: EDXS, Ph. Roth, July 2017

ⓘ 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 Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ 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

Hemimorphite 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.

Hendekasartorite, etc. 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.

Heptasartorite, etc. 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.

Hexahydrite Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ Hexahydrite Formula: MgSO4 · 6H2O Reference: Cannon, R. (2005): Mineral-Neufunde aus dem Dolomit am Lengenbach, Binntal (Wallis) / Schweiz. Aufschluss 56, 375-390.; Graeser, et al. (2008) Faszination Lengenbach. KristalloGrafik-Verl., Achberg

Hörnesite Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ Hörnesite Formula: Mg3(AsO4)2 · 8H2O Reference: Graeser, et al. (2008) Faszination Lengenbach. KristalloGrafik-Verl., Achberg

Hutchinsonite 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

ⓘ Hydrocerussite Formula: Pb3(CO3)2(OH)2 Reference: Graeser, et al. (2008) Faszination Lengenbach. KristalloGrafik-Verl., Achberg

Hydrozincite Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ Hydrozincite Formula: Zn5(CO3)2(OH)6 Reference: No reference listed

Imhofite 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]

Incomsartorite 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, etc. Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ 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

Jordanite 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

ⓘ 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 , etc. Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ Kësterite Formula: Cu2ZnSnS4 Reference: Graeser, et al. (2008) Faszination Lengenbach. KristalloGrafik-Verl., Achberg

ⓘ '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 Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland 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)

ⓘ Lepidocrocite Formula: γ-Fe3+O(OH) Reference: No reference listed

Liveingite Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland Liveingite (TL) Formula: Pb9As13S28 Type Locality: Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland Reference: Bull Min 85 (1962), 15

Lorándite, etc. 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 Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ 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.

ⓘ Malachite Formula: Cu2(CO3)(OH)2 Reference: No reference listed

Marcasite, etc. Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ Marcasite Formula: FeS2 Reference: No reference listed

Marrite 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)

ⓘ 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 Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ 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]

Hyalophane Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ Microcline var: Hyalophane (FRL) 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)

Mimetite, etc. 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.

Molybdenite 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.

Montmorillonite, etc. Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ Montmorillonite Formula: (Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O Reference: No reference listed

Muscovite 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.

Barian Muscovite 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.

Fuchsite, etc. 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.

ⓘ 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, etc. Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ 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).

Orpiment, etc. Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ Orpiment Formula: As2S3 Reference: No reference listed

ⓘ Paragonite Formula: NaAl2(AlSi3O10)(OH)2 Reference: No reference listed

Parapierrotite Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ 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.

Pararealgar, etc. 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.

ⓘ 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 Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ 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.

Phlogopite, etc. 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.

Picotpaulite, etc. 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.

ⓘ 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).

ⓘ Powellite ? Formula: Ca(MoO4) Reference: Cannon, R. (2005): Mineral-Neufunde aus dem Dolomit am Lengenbach, Binntal (Wallis) / Schweiz. Aufschluss 56, 375-390.

Proustite, etc. Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ 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.

ⓘ 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, etc. Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ 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.

Pyrrhotite, etc. Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ Pyrrhotite Formula: Fe7S8 Reference: No reference listed

Quadratite, etc. 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]

Quartz 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.

Raberite, etc. 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.

ⓘ Raguinite Formula: TlFeS2 Reference: N. Meisser EDXS and XRD, March 2017; Ph. Roth EDXS, Aug. 2016 (s. http://fglb.clubdesk.ch/www)

Ralphcannonite, etc. Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ 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.

Rathite 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

Realgar 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.

ⓘ 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 Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ 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); 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, 29, 679-688.

ⓘ 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

ⓘ Rozenite Formula: FeSO4 · 4H2O Reference: Analyses Nicolas Meisser, MGL Lausanne: XRD NM 5086 (15/11/2017) + EDXS NM 3227 (27/11/2017)

Rutile Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ 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.

Sartorite, etc. 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)

ⓘ '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 Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ 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

Sicherite, etc. 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, etc. Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ Silver Formula: Ag Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 371.

Sinnerite 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]

ⓘ '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, etc. Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ 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)

ⓘ 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.

Spaltiite, etc. 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.

Sphalerite, etc. Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland Sphalerite Formula: ZnS Reference: No reference listed

Stalderite 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

ⓘ Starkeyite Formula: MgSO4 · 4H2O Reference: Analyses Nicolas Meisser, MGL Lausanne: XRD NM 5087 (15/11/2017) + EDXS NM 3228 (27/11/2017)

ⓘ 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, etc. Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ Sulphur Formula: S8 Reference: Cannon, R. (2005): Mineral-Neufunde aus dem Dolomit am Lengenbach, Binntal (Wallis) / Schweiz. Aufschluss 56, 375-390.; Graeser, et al. (2008) Faszination Lengenbach. KristalloGrafik-Verl., Achberg

ⓘ 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 Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ Tennantite Formula: Cu6[Cu4(Fe,Zn)2]As4S13 Reference: No reference listed

Binnite (of Des Cloizeaux) 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.

ⓘ 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 Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ Thalcusite Formula: Tl2Cu3FeS4 Reference: Cannon, R. (2005): Mineral-Neufunde aus dem Dolomit am Lengenbach, Binntal (Wallis) / Schweiz. Aufschluss 56, 375-390.; 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.

ⓘ 'Thorogummite' Formula: (Th,U)(SiO4)1-x(OH)4x Reference: Graeser, et al. (2008) Faszination Lengenbach. KristalloGrafik-Verl., Achberg

Tochilinite, etc. Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ Tochilinite Formula: Fe2+5-6(Mg,Fe2+)5S6(OH)10 Reference: Cannon, R. (2005): Mineral-Neufunde aus dem Dolomit am Lengenbach, Binntal (Wallis) / Schweiz. Aufschluss 56, 375-390.; Graeser, et al. (2008) Faszination Lengenbach. KristalloGrafik-Verl., Achberg

Trechmannite 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)

ⓘ 'Unnamed (Ag-Fe endmember of Routhierite Group)' Formula: AgFe2TlAs2S6 Reference: Raber, T. & Roth, P. (2018): The Lengenbach quarry in Switzerland: classic locality for rare thallium sulfosalts. Minerals 8, 409.

ⓘ 'Unnamed (Ag-Hg-Sn-Te Sulphide)' Formula: Ag-Hg-Sn-Te-S Reference: Cannon, R. (2005): Mineral-Neufunde aus dem Dolomit am Lengenbach, Binntal (Wallis) / Schweiz. Aufschluss 56, 375-390.

Uraninite 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.

ⓘ '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 Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ 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

Weissbergite 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)]

Wulfenite Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ Wulfenite Formula: Pb(MoO4) Reference: No reference listed

Wurtzite 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]

Xanthoconite, etc. Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland ⓘ Xanthoconite Formula: Ag3AsS3 Reference: No reference listed

ⓘ Xenotime-(Y) Formula: Y(PO4) Reference: No reference listed