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

This page kindly sponsored by Brent Lockhart
Key
Lock Map
Latitude & Longitude (WGS84): 46° 21' 54'' North , 8° 13' 15'' East
Latitude & Longitude (decimal): 46.36500,8.22111
GeoHash:G#: u0jzg06rt
Other regions containing this locality:The Alps, Europe
Locality type:Quarry
Köppen climate type:Dfc : Subarctic climate
Name(s) in local language(s):Grube Lengenbach, Im Feld (Imfeld; Feld; Fäld), Binntal, Wallis (Valais), Schweiz (Suisse; Svizzera)


World famous metamorphosed arsenic sulphosalt/sulfide deposit in sugary dolomite. Studied since the 19th century. Currently mined (in summer only) for specimens.

For news on the current state of research, see the official website of the Lengenbach Research Community (FGL, Forschungsgemeinschaft Lengenbach), http://fglb.clubdesk.ch/

Located about 1 km southeast of Fäld.


Mineral List

Acanthite

Aktashite

Albite

Anatase

Anglesite

'Apatite'

Aragonite

Argentobaumhauerite (TL)

Argentodufrénoysite (TL)

Argentoliveingite (TL)

Arsenic

'Arsenic Sulphide Glass No. 1'

Arsenolamprite

Arsenolite

Arsenopyrite

Baileychlore

Baryte

Baumhauerite (TL)

Bernardite

Beryl

Bianchite

'Biotite'

Bornite

Boulangerite

Bournonite

Brannerite

'Cadmoxite' (FRL)

Calcite

Canfieldite

var: Tellurian Canfieldite

Cerussite

Chabournéite

Chalcopyrite

Chrysocolla

Cinnabar

Clinozoisite

Coffinite

Coloradoite

Coronadite

Coulsonite

Covellite

Cuprite

Dalnegroite (TL)

Debattistiite (TL)

Dekatriasartorite (TL)

Dervillite

Diaphorite

Dickite

Dolomite

Dravite

Dufrénoysite (TL)

Eckerite (TL)

Edenharterite (TL)

Enargite

Enneasartorite (TL)

Epsomite

Erniggliite (TL)

Fangite

Ferrohexahydrite

Ferrostalderite (TL)

Fluorapatite

Fluorite

Freibergite

Gabrielite (TL)

Galena

Goethite

Gold

Gorceixite

'Gorceixite-Goyazite Series'

Goyazite

Graphite

Gratonite

Greenockite

Greigite

Gypsum

Halite

Hatchite (TL)

Hemimorphite

Hendekasartorite (TL)

Heptasartorite (TL)

Hexahydrite

Hörnesite

Hutchinsonite (TL)

Hydrocerussite

Hydrozincite

Imhofite (TL)

Incomsartorite (TL)

Jentschite (TL)

Jordanite (TL)

Kaolinite

Kësterite

'K Feldspar'

'var: Adularia'

Leadhillite

Lengenbachite (TL)

Lepidocrocite

Liveingite (TL)

Lorándite

Mackinawite ?

Magnesite

Magnetite

Malachite

Marcasite

Marrite (TL)

Marumoite (TL)

Metanováčekite

Microcline
var: Hyalophane (FRL)

Mimetite

Molybdenite

Montmorillonite

Muscovite

var: Barian Muscovite

var: Fuchsite

Nolanite

Nowackiite (TL)

Orpiment

Paragonite

Parapierrotite

Pararealgar

Pearceite

Philrothite (TL)

Phlogopite

Picotpaulite

Polybasite

Proustite

Pyrargyrite

Pyrite

Pyrrhotite

Quadratite (TL)

Quartz

Raberite (TL)

Raguinite

Ralphcannonite (TL)

Rathite (TL)

Realgar

Rectorite

Richardsollyite (TL)

Rosasite

Routhierite

Rozenite

Rutile

Sartorite (TL)

'Scapolite'

Schultenite

Seligmannite (TL)

Sicherite (TL)

Silver

Sinnerite (TL)

'Smectite Group'

Smithite (TL)

Smythite

Spaltiite (TL)

Sphalerite

Stalderite (TL)

Starkeyite

Stephanite

Struvite-(K) (TL)

Sulphur

Sylvite

Tennantite

var: Binnite (of Des Cloizeaux)

Tetrahedrite

Thalcusite

'Thorogummite'

Tochilinite

Trechmannite (TL)

Uraninite

'Uvite Series'

Wallisite (TL)

Weissbergite

Wulfenite

Wurtzite

Xanthoconite

Xenotime-(Y)


158 valid minerals. 44 (TL) - type locality of valid minerals. 3 erroneous literature entries.

Regional Geology

This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.

Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org

Middle Jurassic - Early Jurassic
163.5 - 201.3 Ma



ID: 3149957
Jura mountains, Helvetic nappes

Age: Jurassic (163.5 - 201.3 Ma)

Description: low grade metamorphic

Lithology: Meta-sediment group

Reference: Asch, K. The 1:5M International Geological Map of Europe and Adjacent Areas: Development and Implementation of a GIS-enabled Concept. Geologisches Jahrbuch, SA 3. [147]

Triassic
201.3 - 252.17 Ma



ID: 2367065
Metamorphe Gesteine, meist Metasedimente

Age: Triassic (201.3 - 252.17 Ma)

Lithology: Metamorphic rocks, mostly metasedimentary

Reference: Geological Institute. Geological Map of Switzerland 1:500,000. isbn: 3906723399. University of Bern. [49]

Cambrian - Proterozoic
485.4 - 2500 Ma



ID: 3192233
Precambrian-Phanerozoic crystalline metamorphic rocks

Age: to Cambrian (485.4 - 2500 Ma)

Comments: Alps

Lithology: Crystalline metamorphic rocks

Reference: Chorlton, L.B. Generalized geology of the world: bedrock domains and major faults in GIS format: a small-scale world geology map with an extended geological attribute database. doi: 10.4095/223767. Geological Survey of Canada, Open File 5529. [154]

Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License



This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

References

Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Giuşcă, D. (1930) Die Erze der Lagerstätte vom Lengenbach im Binnental (Wallis). Schweizerische Mineralogische und Petrographische Mitteilungen, 10, 152-177 (in German).
Bader (1934) Schweizerische Mineralogische un Petrographische Mitteilungen, 14, 319.
Niggli, Koenigsberger, and Parker (1940) 1: 251.
Palache, C., Berman, H., and Frondel, C. (1951) The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 834.
Graeser, S. (1965) Die Mineralfunde im Dolomit des Binnatales. Schweizerische Mineralogische und Petrographische Mitteilungen, 45, 597-795 (in German).
Mineralogical Record (1977) 8(4), 272-286.
Giuşcă, D. (1984) The metasomatic sequence of the lead sulfarsenites in the Binna Valley mineral deposit (Switzerland). Revue Roumaine de Géologie, Géophysique et Géographie, Série de Géologie 28, 19-27.
Rocks & Minerals (1989) 64, 9.
Laroussi, A., Moëlo, Y., Ohnenstetter, D., and 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. and Tabacchi C. (1989) I minerali di Lengenbach in Valle di Binn (CH). Rivista Mineralogica Italiana, 12(3), 139-150.
Graeser, S. and Guggenheim, R. (1990) Brannerite from Lengenbach, Binntal (Switzerland). Schweizerische Mineralogische und Petrographische Mitteilungen, 70, 325-331.
Graeser, S., Schwander, H., Wulf, R., and Edenharter, A. (1992) Erniggliite (Tl2SnAs2S6), a new mineral from Lengenbach, Binntal (Switzerland): description and crystal structure determination based on data from synchrotron radiation. Schweizerische Mineralogische und Petrographische Mitteilungen, 72, 293-305.
Hofmann, B.A. (1994) Formation of a sulfide melt during Alpine metamorphism of the Lengenbach polymetallic sulfide mineralization, Binntal, Switzerland. Mineralium Deposita, 29, 439-42.
Hofmann, B.A. and 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. and Knill, M.D. (1996) Geochemistry and genesis of the Lengenbach Pb-Zn-As-Tl-Ba-mineralisation, Binn Valley, Switzerland. Mineralium Deposita, 31, 319-39.
Knill, M.D. (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). Jahrbuch der Naturhistorisches Museum Bern, 13, 63-90. [http://www.lengenbach.com/include/LengenbachBibliography.pdf]
Huff, R.C., Huff, R.G., and Vajdak, J. (2000) Gratonite, an unexpected contribution to the sulfosalt mineralogy of Lengenbach. Rocks and Minerals, 75(3), 174-175.
Guastoni, A., Merlini, M., and De Battisti, L. (2004) Hutchinsonite ricca in antimonio di Lengenbach (Valle di Binn, Svizzera). Rivista Mineralogica Italiana, 3, 167.
Lapis (2004) 29(6).
Guastoni, A., and De Battisti, L. (2005) Eccezionale ritrovamento di ernigglite a Lengenbach, Valle di Binn, Svizzera. Rivista Mineralogica Italiana, 29 (1), 54-55.
Guastoni, A., and 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. and 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., and 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., and 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. and 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. and 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., and Cannon, R. (2014) The Lengenbach quarry, Binn Valley, Switzerland. Mineralogical Record, 45, 157-196.
Guastoni, A., Roth, P., and Nestola, F. (2014) Sicherite, eccezionale ritrovamento a Lengenbach, valle di Binn, Svizzera. Rivista Mineralogica Italiana, 38(1), 32-34.
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. American Mineralogist, 99, 793-803.
Meisser, N. and 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. and 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., and 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., and 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., and 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. and 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. and 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, 29, 679-688.
Raber, T. and Graeser, S. (2017) Eckerit - ein spezielles Silber-Kupfer-Sulfosalz vom Lengenbach. Schweizer Strahler, 51(3), 36-37 (in German and French).
Roth, P. (2017) Chabournéit: eine weitere interessante Neuentdeckung. Schweizer Strahler, 51(4), 36-38 (in German and French).
Topa, D., Makovicky, E., Stöger, B., Stanley, C. (2017) Heptasartorite, Tl7Pb22As55S108, enneasartorite, Tl6Pb32As70S140 and hendekasartorite, Tl2Pb48As82S172, three members of the anion-omission series of ‘sartorites’ from the Lengenbach quarry at Binntal, Wallis, Switzerland. European Journal of Mineralogy 29, 701-712.
Roth, P. and Raber, T. (2018) Aktashit und Nowackiit, zwei interessante (Neu-)Entdeckungen. Schweizer Strahler, 52(1), 40–41 (in German and French).
Makovicky, E., Topa, D., and Stoeger, B. (2018) The crystal structures of heptasartorite, Tl7Pb22As55S108, and enneasartorite, Tl6Pb32As70S140, two members of an anion-omission series of complex sulfosalts from Lengenbach, the Swiss Alps, and comparison with the structures of As–Sb sartorite homologues. European Journal of Mineralogy 30, 149-164.

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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