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Tochilinite

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Traversella Mine, Traversella, Chiusella Valley, Canavese District, Torino Province, Piedmont, Italy
© GMV - Traversella

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Formula:
Fe
2+
5-6
(Mg,Fe
2+
 
)
 
5
S
 
6
(OH)
 
10
Colour:Bronze-blackHardness:1 - 1½
Member of:Valleriite Group
Name:Named after Mitrofan Stepanovich Tochilin, Professor of Mineralogy, Voronezh University, Russia.


Valleriite Group.

The Mg analogue of ferrotochilinite.

Classification of Tochilinite

IMA status:Approved 1971
Strunz 8th edition ID:2/C.23-40
Nickel-Strunz 10th (pending) edition ID:2.FD.35

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
F : Sulfides of arsenic, alkalies; sulfides with halide, oxide, hydroxide, H2O
D : With O, OH, H2O
Dana 8th edition ID:2.14.2.1

2 : SULFIDES
14 : Hydroxysulfides and Hydrated Sulfides
Hey's CIM Ref.:4.8

4 : Oxysulphides
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Type Occurrence of Tochilinite

Type Locality:Nizhnii Mamon Cu-Ni Deposit, Nizhnii Mamon Village, Upper Don River, Voronezhskaya Oblast', Central Region, Russia
Year of Discovery:1971

Physical Properties of Tochilinite

Lustre:Metallic
Diaphaneity (Transparency):Opaque
Colour:Bronze-black
Hardness (Mohs):1 - 1½

Chemical Properties of Tochilinite

Formula:
Fe
2+
5-6
(Mg,Fe
2+
 
)
 
5
S
 
6
(OH)
 
10
Essential elements:Fe, H, Mg, O, S
All elements listed in formula:Fe, H, Mg, O, S

Relationship of Tochilinite to other Species

Member of:Valleriite Group
Other Members of Group:

- +
Ekplexite
(Nb,Mo,W)S
 
2
·(Mg
 
1

 
x
Al
 
x
)(OH)
2+
x
Ferrotochilinite
Fe
2+
6
(Fe
2+
 
,Mg)
 
5
S
 
6
(OH)
 
10
Ferrovalleriite
2(Fe,Cu)S·1.5Fe(OH)
 
2
Haapalaite
(Fe
2+
 
,Ni)
 
2
(Mg,Fe
2+
 
)
 
1.61
S
 
2
(OH)
 
3.22
Valleriite
(Fe
2+
 
,Cu)
 
4
(Mg,Al)
 
3
S
 
4
(OH,O)
 
6
Yushkinite
(Mg,Al)V
4+
 
S
 
2
(OH)
 
2
Related Minerals - Nickel-Strunz Grouping):

- +
2.FD.UKI-2004-(OS:BiCuPb)
PbCu
 
4
Bi
 
4
S
 
2
O
 
16
 (?)
2.FD.05Kermesite
Sb
 
2
S
 
2
O
2.FD.10Viaeneite
(Fe,Pb)
 
4
S
 
8
O
2.FD.20Erdite
NaFeS
 
2
 · 2H
 
2
O
2.FD.25Coyoteite
NaFe
 
3
S
 
5
 · 2H
 
2
O
2.FD.30Haapalaite
(Fe
2+
 
,Ni)
 
2
(Mg,Fe
2+
 
)
 
1.61
S
 
2
(OH)
 
3.22
2.FD.30Valleriite
(Fe
2+
 
,Cu)
 
4
(Mg,Al)
 
3
S
 
4
(OH,O)
 
6
2.FD.30Yushkinite
(Mg,Al)V
4+
 
S
 
2
(OH)
 
2
2.FD.40Wilhelmramsayite
Cu
 
3
FeS
 
3
·2H
 
2
O
2.FD.45Vyalsovite
FeCaAlS(OH)
 
5
2.FD.50Bazhenovite
Ca
 
8
S
 
2
(S
 
3
)(S
 
2
O
 
3
)(OH)
 
12
 · 20H
 
2
O
Related Minerals - Hey's Index Grouping:

- +
4.1Bazhenovite
Ca
 
8
S
 
2
(S
 
3
)(S
 
2
O
 
3
)(OH)
 
12
 · 20H
 
2
O
4.2Kermesite
Sb
 
2
S
 
2
O
4.3Sarabauite
CaSb
3+
10
S
 
6
O
 
10
4.4Schöllhornite
Na
 
0.3
CrS
 
2
 · H
 
2
O
4.5Yushkinite
(Mg,Al)V
4+
 
S
 
2
(OH)
 
2
4.6Vyalsovite
FeCaAlS(OH)
 
5
4.7Valleriite
(Fe
2+
 
,Cu)
 
4
(Mg,Al)
 
3
S
 
4
(OH,O)
 
6
4.9Haapalaite
(Fe
2+
 
,Ni)
 
2
(Mg,Fe
2+
 
)
 
1.61
S
 
2
(OH)
 
3.22
4.10Apuanite
Fe
2+
 
Fe
3+
4
Sb
3+
4
O
 
12
S
4.11Versiliaite
Fe
 
2
Fe
 
4
Sb
 
6
O
 
16
S

Other Names for Tochilinite

Synonyms:
IMA1971-002
Other Languages:
German:Tochilinit
Russian:Точилинит
Spanish:Tochilinita

Other Information

Health Warning:No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Tochilinite

Reference List:

- +
Zapiski Vserossiyskogo Mineralogicheskogo Obshchestva (1971): 100: 477-487.

American Mineralogist (1972): 57: 1552.

American Mineralogist (1986): 71: 1201-1209.

Internet Links for Tochilinite

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  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Tochilinite details from Handbook of Mineralogy (PDF)
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    • Localities for Tochilinite

    The map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
    Hide Locality List
    (TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
    Australia
     
    • Tasmania
      • Zeehan district
        • Zeehan
    		Bottrill & Baker (in prep) Catalogue of minerals of Tasmania
    • Victoria
      • Murchison
    		Ma, C., Beckett, J.R., Rossman, G.R. (2010): Discovery of a new chromium sulfide mineral, Cr5S6, in Murchison. 73rd Annual Meteoritical Society Meeting, 2010
    • Western Australia
      • Wiluna Shire
        • Lake Way Station
    		Grguric, B.A., Seat, Z., Karpuzov, A.A., Simonov, O.N. (2013) The West Jordan deposit, a newly-discovered Type 2 dunite-hosted nickel sulphide system in the northern Agnew-Wiluna Belt, Western Australia. Ore Geology Reviews, Vol. 51, pg. 79-92
        • Mount Keith
    		[AmMin 87:182]
    Austria
     
    • Lower Austria
      • Waldviertel
        • Persenbeug-Gottsdorf
    		Niedermayr, G. & Brandstätter, F. (2005)
    Löffler, E. & Kolitsch, U. (2011): Die Mineralien der Loja bei Persenbeug, Niederösterreich (I). Mineralien-Welt. 22 (3): 73-84
    Löffler, E. & Kolitsch, U. (2011): Die Mineralien der Loja bei Persenbeug, Niederösterreich (II). Mineralien-Welt. 22 (4): 51-62
    • Styria
      • Frohnleiten
        • Kirchdorf
    		Kolitsch, U. & Brandstätter, F. (2009): 1608) Magensioferrit, Pyroaurit und Tochilinit vom Kirchdorftunnel der Brucker Schnellstraße, Steiermark. P. 226-227 in: Niedermayr, G. et al. (2009): Neue Mineralfunde aus Österreich LVIII. Carinthia II, 199/119, 189-236.
    Brazil
     
    • São Paulo
      • Cajati
    		American Mineralogist, Volume 93, pages 81–87, 2008
    Canada
     
    • Northwest Territories
      • Coppermine River area
    		Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 1, 1990
    • Ontario
      • Hastings Co.
        • Dungannon Township
    		MSC Report 39; Sabina, A.P. (1982): Some rare minerals of the Bancroft area. Mineralogical Record 13 (4), 226-228
        • Herschel Township
    		Geological Survey of Canada Miscellaneous Report 39
    Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 1, 1990
    • Québec
      • Abitibi-Témiscamingue
        • Abitibi RCM
    		Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 1, 1990
      • Estrie
        • Les Sources RCM
          • Asbestos
    		Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 1, 1990
      • Outaouais
        • Les Collines-de-l'Outaouais RCM
          • Chelsea
    		Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 1, 1990
          • Wakefield
    		Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 1, 1990; Sabina, A.P. (1987) Rocks & Minerals for the collector; Hull-Maniwaki, Quebec, Ottawa-Peterborough, Ontario. GSC Misc. Report 41, 34-35 p.
    Finland
     
    • Western and Inner Finland Region
      • Siikainen
    		Sandström, F. (2012): Otamo dolomitbrott i Siikainen, Finland. Litiofilen. 29 (2), 23-38
    Italy
     
    • Piedmont
      • Torino Province
        • Canavese District
          • Chiusella Valley
            • Traversella
    		Ferraris, G. (1973): Minerale nero fibroso di Traversella. Notiziario del Gruppo Mineralogico Piemontese, 1, 10
    • Veneto
      • Vicenza Province
        • Cogollo del Cengio
          • Astico Valley
    		Boscardin M.,Daleffe A.,Rocchetti I., Zordan A. (2011) " Minerali del Vicentino - Aggiornamenti, località e nuove determinazioni " Museo di Archeologia e Scienze Naturali “G. Zannato” – Montecchio Maggiore (Vicenza), pp.183
        • Laghi
    		Boscardin M., Daleffe A., Rocchetti I., Zordan A. “I minerali nel Vicentino”, Museo “G. Zannato”, Montecchio Maggiore (Vicenza), 2011.
        • Tretto di Schio
          • Val Munari
            • Contrade Maglio-Pornaro
    		- Zordan A., Boscardin M. (2006). Aggiornamenti di mineralogia nel Vicentino. Determinazioni 2006. - Studi e Ricerche - Associazione Amici del Museo , Museo Civico "G.Zannato" Montecchio Maggiore (Vicenza) vol. 13, pp.35-40.
    Japan
     
    • Honshu Island
      • Chubu Region
        • Gifu Prefecture
    		Matsubara, S. and Kato, A. (1992) Bulletin of the National Science Museum (Tokyo), 18, 117-120.
      • Tohoku Region
        • Iwate Prefecture
          • Kamaishi City
    		Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 1, 1990
    Oman
     
    • Dhofar Province (Al Janubiyah Province)
    Russia
     
    • Central Region
      • Voronezhskaya Oblast'
        • Upper Don River
          • Nizhnii Mamon Village
    		Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
    • Eastern-Siberian Region
      • Saha Republic (Sakha Republic; Yakutia)
        • Daldyn-Alakit kimberlite field
          • Daldyn
    		Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 1, 1990
        • Mirny
    		Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 1, 1990
    Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 1, 1990
      • Taymyrskiy Autonomous Okrug
        • Taimyr Peninsula
          • Putoran Plateau
    		Gritsenko, Y.D., and Spiridonov, E.M. (2008): Geology of Ore Deposits 50(7), 590-598.
    South Africa
     
    • Western Cape Province
      • Cape Winelands District
        • Ceres
          • Koue Bokkeveld Mtn
    		www.lpi.usra.edu/meetings/metsoc2000/pdf/5306.pdf.
    Switzerland
     
    • Wallis (Valais)
      • Binn Valley
        • Im Feld (Imfeld; Feld; Fäld)
    		Graeser, et al. (2008) Faszination Lengenbach. KristalloGrafik-Verl., Achberg
    UK
     
    • England
      • Cornwall
    		Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 1, 1990
    USA
     
    • California
      • Del Norte Co.
        • Klamath Mts
    		 Gail E. Dunning and Joseph F. Cooper, Jr. (2002) Paragenesis of Troilite from the Low Divide District, Del Norte County, California
            • Low Divide
    		California Geology: 48(5):119; Gail E. Dunning and Joseph F. Cooper, Jr. (2002) Paragenesis of Troilite from the Low Divide District, Del Norte County, California
    California Geology: 48 (5): 119
    • Maryland
      • Montgomery Co.
        • Rockville
    		Min Rec 36:4 pp 435-446
    • Pennsylvania
      • Berks Co.
        • Morgantown
    		Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 1, 1990 Ref. 2) The Mineralogy of Pennsylvania; Robert Smith II, Pgs. 256-261
      • Lebanon Co.
        • Cornwall Borough (Cornwall)
    		Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 1, 1990
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