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

This page kindly sponsored by Brent Lockhart
 

List of minerals arranged by Dana 8th Edition classification

Group 1 - NATIVE ELEMENTS AND ALLOYS
Metals, other than the Platinum Group
Gold1.1.1.1Au
Silver1.1.1.2Ag
Semi-metals and non-metals
Arsenic1.3.1.1As
Arsenolamprite1.3.2.1As
Graphite1.3.6.2C
Sulphur1.3.5.1S8
Group 2 - SULFIDES
AmBnXp, with (m+n):p = 2:1
Acanthite2.4.1.1Ag2S
AmBnXp, with (m+n):p = 3:2
Bornite2.5.2.1Cu5FeS4
Canfieldite2.5.6.2Ag8SnS6
Thalcusite2.5.5.1Tl2Cu3FeS4
AmBnXp, with (m+n):p = 9:8
Mackinawite ?2.7.2.1(Fe,Ni)9S8
AmXp, with m:p = 1:1
Cinnabar2.8.14.1HgS
Coloradoite2.8.2.5HgTe
Covellite2.8.12.1CuS
Galena2.8.1.1PbS
Greenockite2.8.7.2CdS
Pararealgar2.8.21.2As4S4
Pyrrhotite2.8.10.1Fe7S8
Realgar2.8.21.1As4S4
Smythite2.8.10.2(Fe,Ni)3+xS4 (x=0-0.3)
Sphalerite2.8.2.1ZnS
Wurtzite2.8.7.1(Zn,Fe)S
AmBnXp, with (m+n):p = 1:1
Chalcopyrite2.9.1.1CuFeS2
Kesterite 2.9.2.9Cu2ZnSnS4
Picotpaulite2.9.12.2TlFe2S3
Raguinite2.9.9.1TlFeS2
AmBnXp, with (m+n):p = 3:4
Greigite2.10.1.10Fe2+Fe3+2S4
AmBnXp, with (m+n):p = 2:3
Orpiment2.11.1.1As2S3
AmBnXp, with (m+n):p = 1:2
Arsenopyrite2.12.4.1FeAsS
Marcasite2.12.2.1FeS2
Molybdenite2.12.10.1MoS2
Pyrite2.12.1.1FeS2
Hydroxysulfides and Hydrated Sulfides
Tochilinite2.14.2.1Fe2+5-6(Mg,Fe2+)5S6(OH)10
Group 3 - SULFOSALTS
ø > 4
Pearceite3.1.8.1[Ag9CuS4][(Ag,Cu)6(As,Sb)2S7]
Polybasite3.1.7.2[(Ag,Cu)6(Sb,As)2S7][Ag9CuS4]
ø = 4
Enargite3.2.1.1Cu3AsS4
Fangite3.2.9.1Tl3AsS4
Stephanite3.2.4.1Ag5SbS4
3 <ø < 4
Freibergite3.3.6.3Ag6[Cu4Fe2]Sb4S13-x
Gratonite3.3.2.1Pb9As4S15
Jordanite (TL)3.3.1.1Pb14(As,Sb)6S23
Lengenbachite (TL)3.3.7.1 Ag4Cu2Pb18As12S39
Tennantite3.3.6.2Cu6[Cu4(Fe,Zn)2]As4S13
Tetrahedrite3.3.6.1Cu6[Cu4(Fe,Zn)2]Sb4S13
ø = 3
Aktashite3.4.13.2Cu6Hg3As4S12
Bournonite3.4.3.2PbCuSbS3
Erniggliite (TL)3.4.18.1Tl2SnAs2S6
Marrite (TL)3.4.6.1AgPbAsS3
Nowackiite (TL)3.4.13.1Cu6Zn3As4S12
Proustite3.4.1.1Ag3AsS3
Pyrargyrite3.4.1.2Ag3SbS3
Routhierite3.4.11.1Tl(Cu,Ag)(Hg,Zn)2(As,Sb)2S6
Seligmannite (TL)3.4.3.1PbCuAsS3
Stalderite (TL)3.4.11.2Tl(Cu,Ag)(Zn,Fe,Hg)2(As,Sb)2S6
Xanthoconite3.4.2.1Ag3AsS3
2.5 < ø < 3
Boulangerite3.5.2.1Pb5Sb4S11
Dufrénoysite (TL)3.5.9.3Pb2As2S5
Hatchite (TL)3.5.8.2AgTlPbAs2S5
Imhofite (TL)3.5.11.1Tl5.8As15.4S26
Wallisite (TL)3.5.8.1(Cu,Ag)TlPbAs2S5
2 < ø < 2.49
Baumhauerite (TL)3.6.13.1Pb12As16S36
Liveingite (TL)3.6.17.1Pb9As13S28
Sinnerite (TL)3.6.14.1Cu6As4S9
ø = 2
Dervillite3.7.17.1Ag2AsS2
Edenharterite (TL)3.7.10.2PbTlAs3S6
Lorándite3.7.6.1TlAsS2
Rathite (TL)3.7.12.1Ag2Pb12-xTlx/2As18+x/2S40
Sartorite (TL)3.7.8.1PbAs2S4
Smithite (TL)3.7.3.1AgAsS2
Trechmannite (TL)3.7.2.1AgAsS2
Weissbergite3.7.7.1TlSbS2
1 < ø < 2
Bernardite3.8.14.2TlAs5S8
Chabournéite3.8.12.1Tl4Pb2(Sb,As)20S34
Dalnegroite (TL)3.8.12.2(Tl4Pb2)(As12Sb8)S34
Hutchinsonite (TL)3.8.6.1TlPbAs5S9
Parapierrotite3.8.14.1TlSb5S8
Group 4 - SIMPLE OXIDES
A2X
Cuprite4.1.1.1Cu2O
A2X3
Arsenolite4.3.9.1As2O3
AX2
Anatase4.4.4.1TiO2
Rutile4.4.1.1TiO2
Miscellaneous
Nolanite4.6.7.1(V3+,Fe3+,Fe2+,Ti)10O14(OH)2
Group 5 - OXIDES CONTAINING URANIUM OR THORIUM
AXO2·xH2O
Uraninite5.1.1.1UO2
Group 6 - HYDROXIDES AND OXIDES CONTAINING HYDROXYL
XO(OH)
Goethite6.1.1.2α-Fe3+O(OH)
Lepidocrocite6.1.2.2γ-Fe3+O(OH)
Group 7 - MULTIPLE OXIDES
AB2X4
Coulsonite7.2.4.2Fe2+V3+2O4
Magnetite7.2.2.3Fe2+Fe3+2O4
AB8X16
Coronadite7.9.1.4Pb(Mn4+6Mn3+2)O16
Group 8 - MULTIPLE OXIDES CONTAINING NIOBIUM,TANTALUM OR TITANIUM
AB2O6
Brannerite8.3.4.1(U4+,REE,Th,Ca)(Ti,Fe3+,Nb)2(O,OH)6
Group 9 - NORMAL HALIDES
AX
Halite9.1.1.1NaCl
Sylvite9.1.1.2KCl
AX2
Fluorite9.2.1.1CaF2
Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Calcite14.1.1.1CaCO3
Cerussite14.1.3.4PbCO3
Magnesite14.1.1.2MgCO3
AB(XO3)2
Dolomite14.2.1.1CaMg(CO3)2
Group 16a - ANHYDROUS CARBONATES CONTAINING HYDROXYL OR HALOGEN
Hydrocerussite16a.2.2.1Pb3(CO3)2(OH)2
Malachite16a.3.1.1Cu2(CO3)(OH)2
Rosasite16a.3.1.2(Cu,Zn)2(CO3)(OH)2
Hydrozincite16a.4.1.1Zn5(CO3)2(OH)6
Group 17 - COMPOUND CARBONATES
Miscellaneous
Leadhillite17.1.2.1Pb4(CO3)2(SO4)(OH)2
Group 28 - ANHYDROUS ACID AND NORMAL SULFATES
AXO4
Anglesite28.3.1.3PbSO4
Baryte28.3.1.1BaSO4
Group 29 - HYDRATED ACID AND NORMAL SULFATES
AXO4·xH2O
Bianchite29.6.8.2(Zn,Fe)SO4 · 6H2O
Epsomite29.6.11.1MgSO4 · 7H2O
Gypsum29.6.3.1CaSO4 · 2H2O
Hexahydrite29.6.8.1MgSO4 · 6H2O
Group 37 - ANHYDROUS ACID PHOSPHATES, ARSENATES AND VANADATES
Miscellaneous
Schultenite37.1.2.1Pb(HAsO4)
Group 40 - HYDRATED NORMAL PHOSPHATES,ARSENATES AND VANADATES
AB(XO4)·xH2O
Struvite-(K) (TL)40.1.1.2KMg(PO4)·6H2O
AB2(XO4)2·xH2O, containing (UO2)2+
Metanováčekite40.2a.10.2Mg(UO2)2(AsO4)2 · 8H2O
A3(XO4)2·xH2O
Hörnesite40.3.6.7Mg3(AsO4)2 · 8H2O
Group 41 - ANHYDROUS PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
A5(XO4)3Zq
Fluorapatite41.8.1.1Ca5(PO4)3F
Mimetite41.8.4.2Pb5(AsO4)3Cl
Group 42 - HYDRATED PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
(AB)2(XO4)Zq·xH2O
Gorceixite42.7.3.2BaAl3(PO4)(PO3OH)(OH)6
Goyazite42.7.3.3SrAl3(PO4)(PO3OH)(OH)6
Group 48 - ANHYDROUS MOLYBDATES AND TUNGSTATES
AXO4
Wulfenite48.1.3.1Pb(MoO4)
Group 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with cations in >[6] coordination
Coffinite51.5.2.4(U4+,Th)(SiO4)1-x(OH)4x
'Thorogummite'51.5.2.5(Th,U)(SiO4)1-x(OH)4x
Group 56 - SOROSILICATES Si2O7 Groups, With Additional O, OH, F and H2O
Si2O7 Groups and O, OH, F, and H2O with cations in [4] coordination
Hemimorphite56.1.2.1Zn4Si2O7(OH)2 · H2O
Group 58 - SOROSILICATES Insular, Mixed, Single, and Larger Tetrahedral Groups
Insular, Mixed, Single, and Larger Tetrahedral Groups with cations in [6] and higher coordination; single and double groups (n = 1, 2)
Clinozoisite58.2.1a.4{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Group 61 - CYCLOSILICATES Six-Membered Rings
Six-Membered Rings with [Si6O18] rings; possible (OH) and Al substitution
Beryl61.1.1.1Be3Al2(Si6O18)
Six-Membered Rings with borate groups
Dravite61.3.1.9Na(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
'Uvite Series' ?61.3.1.3Ca(Mg3)MgAl5(Si6O18)(BO3)3(OH)3(F/OH)
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 1:1 layers
Dickite71.1.1.1Al2(Si2O5)(OH)4
Sheets of 6-membered rings with 2:1 layers
Muscovite71.2.2a.1KAl2(AlSi3O10)(OH)2
Paragonite71.2.2a.2NaAl2(AlSi3O10)(OH)2
Phlogopite71.2.2b.1KMg3(AlSi3O10)(OH)2
Sheets of 6-membered rings with 2:1 clays
Montmorillonite71.3.1a.2(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Sheets of 6-membered rings interlayered 1:1, 2:1, and octahedra
Baileychlore71.4.1.6(Zn,Fe2+,Al,Mg)6(Si,Al)4O10(OH)8
Rectorite71.4.2.7(Na,Ca)Al4((Si,Al)8O20)(OH)4 · 2H2O
Group 74 - PHYLLOSILICATES Modulated Layers
Modulated Layers with joined strips
Chrysocolla74.3.2.1Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Group 76 - TECTOSILICATES Al-Si Framework
Al-Si Framework with Al-Si frameworks
Albite76.1.3.1Na(AlSi3O8)
Microcline
var: Hyalophane (FRL)
76.1.1.3(K,Ba)[Al(Si,Al)Si2O8]
Unclassified Minerals, Rocks, etc.
'Apatite'-
Aragonite-CaCO3
Argentobaumhauerite (TL)-Ag1.5Pb22As33.5S72
Argentodufrénoysite (TL)-Ag3Pb26As35S80
Argentoliveingite (TL)-AgxPb40-2xAs48+xS112
'Arsenic Sulphide Glass No. 1'-AsS3 (approximately)
'Biotite'-
'Cadmoxite' ? (FRL)-
Canfieldite
var: Tellurian Canfieldite
-Ag8(Sn,Ge)(S,Te)6
Debattistiite (TL)-Ag9Hg0.5As6S12Te2
Eckerite (TL)-Ag2CuAsS3
Enneasartorite (TL)-Tl6Pb32As70S140
Ferrostalderite (TL)-CuFe2TlAs2S6
Gabrielite (TL)-Tl6Ag3Cu6(As,Sb)9S21
'Gorceixite-Goyazite Series'-
Hendekasartorite (TL)-Tl2Pb48As82S172
Heptasartorite (TL)-Tl7Pb22As55S108
Incomsartorite (TL)-Tl6Pb144As246S516
Jentschite (TL)-TlPbAs2SbS6
'K Feldspar'-
'var: Adularia'-KAlSi3O8
Kaolinite-Al2(Si2O5)(OH)4
Marumoite (TL)-Pb32As40S92
Muscovite
var: Barian Muscovite
-(K,Ba)(Al,Mg)2(AlSi3O10)(OH)2
var: Fuchsite-K(Al,Cr)3Si3O10(OH)2
Philrothite (TL)-TlAs3S5
Quadratite (TL)-Ag(Cd,Pb)AsS3
Raberite (TL)-Tl5Ag4As6SbS15
Ralphcannonite (TL)-AgZn2TlAs2S6
Richardsollyite (TL)-TlPbAsS3
'Scapolite'-
Sicherite (TL)-TlAg2(As,Sb)3S6
'Smectite Group'-A0.3D2-3[T4O10]Z2 · nH2O
Spaltiite (TL)-Tl2Cu2As2S5
Tennantite
var: Binnite (of Des Cloizeaux)
-Cu6[Cu4(Fe,Zn)2]As4S13
Xenotime-(Y) ?-Y(PO4)

References

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Giuşcă, D. (1930) Die Erze der Lagerstätte vom Lengenbach im Binnental (Wallis). Schweiz. Mineral. Petrogr. Mitt., 10, 152-177 (in German).
Bader (1934) Schweiz. min. Mitt.: 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. Schweiz. Miner. Petrogr. Mitt., 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: 64 (1989) 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. 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.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. Mineral. 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). Jahrb. Naturhist. Mus. 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). Riv. Miner. Ital., 3, 167.
Lapis (2004) 29 (6).
Guastoni, A., and De Battisti, L. (2005) Eccezionale ritrovamento di ernigglite a Lengenbach, Valle di Binn, Svizzera. Riv. Mineral. Ital., 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. Am. Mineral. 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) Chabournéite, encore une nouvelle découverte insolite. Cristallier Suisse, 51 (4), 36-38 (in German and French).

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)

Mineral and/or Locality  
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