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4 - 4½
Named in 1959 by O. Kuova, Maija Huhma, and Yrjö Vuorelainen, for its cobalt content and relation to pentlandite.

Classification of Cobaltpentlandite


2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
B : Metal Sulfides, M: S > 1: 1 (mainly 2: 1)
B : With Ni

7 : AmBnXp, with (m+n):p = 9:8

3 : Sulphides, Selenides, Tellurides, Arsenides and Bismuthides (except the arsenides, antimonides and bismuthides of Cu, Ag and Au, which are included in Section 1)
10 : Sulphides etc. of Co

Physical Properties of Cobaltpentlandite

Diaphaneity (Transparency):
Hardness (Mohs):
4 - 4½
Hardness (Vickers):
VHN100=278 - 332 kg/mm2
on {100}
5.22 g/cm3 (Calculated)

Optical Data of Cobaltpentlandite

Colour in reflected light:
Slightly lighter bronze-yellow as compared to pentlandite

Chemical Properties of Cobaltpentlandite

IMA Formula:
Elements listed in formula:
Common Impurities:

Crystallography of Cobaltpentlandite

Crystal System:
Class (H-M):
m3m (4/m 3 2/m) - Hexoctahedral
Space Group:
Space Group Setting:
Cell Parameters:
a = 9.973 Å
Unit Cell Volume:
V 991.92 ų (Calculated from Unit Cell)
Exolved lammellae, crystals under 4mm.

Occurrences of Cobaltpentlandite

Type Occurrence of Cobaltpentlandite

Relationship of Cobaltpentlandite to other Species

Forms a series with Pentlandite (see here)
Other Members of Group:

Other Names for Cobaltpentlandite

Name in Other Languages:
Simplified Chinese:钴镍黄铁矿

Other Information

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

References for Cobaltpentlandite

Reference List:
Kuova, O., Huhma, M., and Vuorelainen, Y. (1959) A natural cobalt analog of pentlandite. American Mineralogist: 44: 897-900.

Gellers, S. (1962) Refinement of the crystal structure of Co9S8. Acta Crystallographica: 15: 1195-1198.

Stumpfl, E.F. and Clark, E.M. (1964) A natural occurrence of Co9S8, identified by X-ray microanalysis. Neues Jahrbuch für Mineralogie, Monatshefte 1964: 240-245.

American Mineralogist (1965): 50: 2107.

Petruk, W., Harris, D.C., and Stewart, J.M. (1969) Langisite, a new mineral, and the rare minerals cobalt pentlandite, siegenite, parkerite, and bravoite from the Langis mine, Cobalt-Gowganda area, Ontario, Canada. Canadian Mineralogist: 9: 597-605.

Canadian Mineralogist (1975): 13: 75-78.

Mozgova, N.N., Krasnov, S.G., Batuyev, B.N. Borodaev, Y.S., Efimov, A.V., Markov, V.F., and Stephanova, T.V. (1996) The first report of cobalt pentlandite from a Mid-Atlantic Ridge hydrothermal deposit. Canadian Mineralogist: 34: 23-28.

Internet Links for Cobaltpentlandite URL:
Please feel free to link to this page.

Localities for Cobaltpentlandite

This 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.
(TL) indicates type locality for a valid mineral species. (FRL) indicates first recorded locality for everything else. ? 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.
  • Mendoza
    • Tupungato department
      • Tupungato
Brodtkorb (2002): Las Especies Minerales de la Republica Argentina
Atlantic Ocean
  • Mid-Atlantic Ridge complex
Canadian Mineralogist: 34: 23-28.
    • Rainbow Massif
Lee, S. Y., Watanabe, M., Hoshino, K., Oomori, T., Fujioka, K., & Rona, P. A. (2002). First report of linnaeite (Co3S4) and millerite (NiS) from active submarine hydrothermal deposits: Rainbow hydrothermal field, Mid-Atlantic Ridge at 36˚ 14'N. Neues Jahrbuch für Mineralogie-Monatshefte, 2002(1), 1-21.
  • New South Wales
    • Kennedy Co.
Webb, K. (2014). The age and tectonometallogenic setting of the Fifield “Alaskan-type” intrusive suite, Lachlan Orogen, NSW. NSW., Bachelor of Science (Honours), School of Earth & Environmental Sciences, University of Wollongong.
5th International Platinum Symposium Bulletin of The Geological Society of Finland Number 61, Part 1,1989,1-64
  • Tasmania
    • Waratah-Wynyard municipality
      • Heazlewood district
Frank Keutsch Collection
  • 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
  • Carinthia
    • Gurktaler Alpen
      • St Veit an der Glan
        • Kraig
Reimann, C. (1980): Erzmikroskopische, mineralogische und petrochemische Untersuchungen im Gebiet der Gurktaler Alpen. Berg- und Hüttenmännische Monatshefte 125, 595-598.
  • Styria
    • Knittelfeld
      • St Lorenzen bei Knittelfeld
Kollegger, P., Mogessie, A. & Mali, H. (2008): Geochemie und Vererzung im Kraubath-Massiv, südöstlich von Kraubath an der Mur, Steiermark, Österreich. Joannea Mineralogie 4, 53-97.
    • Mitterdorf
      • Veitsch
        • Kleinveitsch
Girtler, D. & Tropper, P. (2015): Seltene Ni-Co-Sulfide aus der Manganlagerstätte Veitsch (Grauwackenzone, Steiermark). Poster, MinPet 2015, Leoben, Austria, September 10-13; abstract in Mitteilungen der Österreichischen Mineralogischen Gesellschaft 161, 35.
  • Pará
    • Carajás mineral province
      • Marabá
Monteiro, L.V.S., Xavier, R.P., de Carvalho, E.R., Hitzman, M.W., Johnson, C.A., de Souza Filho, C.R., and Torresi, I. (2008): Mineralium Deposita 43, 129-159.
      • Parauapebas
Monteiro, L.V.S., Xavier, R.P., de Carvalho, E.R., Hitzman, M.W., Johnson, C.A., de Souza Filho, C.R., and Torresi, I. (2008): Mineralium Deposita 43, 129-159.
  • Ontario
    • Thunder Bay District
Currie (1980)
    • Timiskaming District
      • Cobalt-Gowganda region
          • Casey Township
Canadian Mineralogist (1969): 9: 597-605.; Petruk (1971): The Silver-Arsenide Deposits of the Cobalt-Gowganda Region, Ontario. Can. Mineral. 11, 226; Can Mineral December 1971 v. 11 no. 1 p. 108-139; Ann P. Sabina (1974) Rocks and Minerals for the Collector: Cobalt-Belleferre-Timmins; Ontario and Quebec. Canadian Geological Survey Paper 73-13
  • Québec
    • Abitibi-Témiscamingue
      • Rouyn-Noranda TE
Handbook of Mineralogy
    • Montérégie
      • Vaudreuil-Soulanges RCM
        • Vaudreuil-Dorion
Bowen, 1922; Harnois & Mineau, 1991
  • Guangxi Zhuang Autonomous Region
    • Liuzhou Prefecture
      • Rongshui Co.
        • Yuanbao Mts (Yuanbaoshan)
Jianchun Lu and Youde Huang (1988): Mineral Deposits 7(3), 29-41
  • Hainan Province (Hainan Island)
    • Changjiang Co.
Jinjie Yu, Junping Ren, Fuxiong Chen, Yonghui Wang, Jiang Liang, and Linrui Che (2013): Mineral Deposits 32(5), 884-898
  • Jilin Province (Manchuria; Dongbei Region)
    • Tonghua Prefecture
      • Ji'an Co.
  • Qinghai Province
    • Golog Autonomous Prefecture (Guoluo Autonomous Prefecture)
      • Maqên Co.
        • Dur'ngoi Ophiolite
Duan Guolian (1991): Geology and Prospecting 27(2), 20-24; Jingsui Yang and Wenji Bai (1987): Geology and Prospecting 23(5), 7-10
    • Haixi Autonomous Prefecture
      • Golmud Co. (Ge'ermu Co.)
Zhang Dequan, Wang Yan, Feng Chengyou, Li Daxin, Yan Shenghao, and Cui Yanhe (2002): Mineral Deposits 21(3), 213-222; Chengyou Feng, Dequan Zhang, Hongquan She, Xingyan Dang, Daxin Li, Jinwen Li, and Yanhe Cui (2006): Mineral Deposits 25(5), 544-56
  • Shandong Province
    • Jiaodong Peninsula (Jiaodong Gold Province)
      • Weihai Prefecture
        • Rongcheng Co. Geological Survey of Norway / The Alice Wain Memorial West Norway Eclogite Field Symposium / Abstract Volume.
  • Shanxi Province
    • Yuncheng Prefecture
      • Jiang Co.
        • Zhongtiaoshan ore field
Yunqing Zhen, Jisheng Du, Liling Liu, and Yanghu Wang (1992): Geology and Prospecting 28(7), 8-13
      • Yuanqu Co.
        • Zhongtiaoshan ore field
Yang Weihua (1996): Geochemistry of Strata-Bound Copper Deposits. In: Tu Guangzhi and Xu Zhonglun, eds.: Geochemistry of Strata-Bound Deposits in China. Science Press, Beijing (1996), pp. 470-507.
Yongrui Zhao and Yunqing Zhen (2006): Journal of Guilin University of Technology 26(3), 310-319
  • Eastern Finland Region
Geological Survey of Finland, Metallogenic zones and metallic mineral deposits in Finland;; Am Min 44, 897.
Hänninen Esko 1986. Polvijärven Kylylahden malmiesiintymän nalmimineralogiasta. Outokummun aineistot, 070_422403_86.
American Mineralogist (1959), 44, 897-900
Geological Survey of Finland 2011. Vuonos - Copper Database
    • Savonlinna
      • Savonranta
Handbook of Mineralogy; Geological Survey of Finland 2007 Hietajärvi - Zinc Database
  • Lapland Region
    • Kittilä
    • Posio
Vartiainen, Heikki (1984) Haarakummun Co-Cu mineralisaation alustava nalmiarvio. Unpublished report 030/4612/HV/84/6
    • Rovaniemi
Eilu, P. (2003). Exploration for orogenic gold deposits. Fennoscandian Exploration and Mining 2003. Rovaniemi, Finland
  • Northern Finland Region
    • Kuivaniemi
Geological Survey of Finland 2007 Karahkalehto - Gold Database
    • Kuusamo
Geological Survey of Finland 2008. Hangaslampi - Gold Database; Slack, J.F., ed., (2013), Descriptive and geoenvironmental model for cobalt-copper-gold deposits in metasedimentary rocks (ver. 1.1, March 14, 2014): U.S. Geological Survey Scientific Investigations Report 2010–5070–G, 218 p.,
Eilu, P. (2003). Exploration for orogenic gold deposits. Fennoscandian Exploration and Mining 2003. Rovaniemi, Finland
Eilu, P. (2003). Exploration for orogenic gold deposits. Fennoscandian Exploration and Mining 2003. Rovaniemi, Finland ; Geological Survey of Finland 2007 Juomasuo - Gold Database
Geological Survey of Finland 2008. Konttiaho - Gold Database
Geological Survey of Finland 2008. Kouvervaara - Gold Database
Geological Survey of Finland 2008. Meurastuksenaho - Gold Database
Geological Survey of Finland 2008. Säynäjävaara - Gold Database
Eilu, P. (2003). Exploration for orogenic gold deposits. Fennoscandian Exploration and Mining 2003. Rovaniemi, Finland ; Geological Survey of Finland 2008. Sivakkaharju - Gold Database
  • Provence-Alpes-Côte d'Azur
    • Hautes-Alpes
      • Saint-Véran area
A. Sinojmeri, M. Ohnenstetter, Z. Johan : "Nouvelles données sur la clausthalite et les tellurures du gisement de Saint Véran (Hautes Alpes)", Bull. Soc. Fr. Minéral. Cristallogr. , 1987
  • Epirus Department (Ipeiros)
    • Pindos Mtn
Handbook of Mineralogy
  • Sterea Hellas Department
    • Fthiótis Prefecture
      • Lamia
        • Othrys Mt ophiolite complex (Othris)
Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 1, 1990
  • Qeqqata
    • Kangerlussuaq Fjord (Søndre Strømfjord)
      • Kangerlussuaq complex
Mineralogical Magazine, August 2004, Vol. 68(4), pp. 615–632
  • Esfahan Province (Isfahan Province; Aspadana Province)
    • Nain County (Nayin County)
      • Anarak District
Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 1, 1990
  • Piedmont
    • Torino Province
      • Lanzo Valleys
        • Balangero
Piccoli, G.C., Maletto, G., Bosio, P., Lombardo, B. (2007): Minerali del Piemonte e della Valle d'Aosta. Associazione Amici del Museo "F. Eusebio" Alba, Ed., Alba (Cuneo) 607 pp.
  • Hokkaido
    • Kamikawa Province
      • Shimokawa
Kato & Sato (1963) Kouzan Chishitsu, 13, 30.; Bamba, Takeo (1985) Implication of the Composite Mineralization on the Massive Sulfide Deposits of the Shimokawa Mine. Journal of the Faculty of Science, Hokkaido University. Series 4, Geology and mineralogy;Vol.XXI, No.3 pp 363-404; Schoeman, P. (1996). Overview and comparison of Besshi-type deposits: ancient and recent (Doctoral dissertation, Rhodes University).
  • Honshu Island
    • Chubu Region
      • Aichi prefecture
        • Shinshiro city
Suzuki J, Ito M, Sugiura T (1976) A new copper sulfate-carbonate hydroxide hydrate mineral, (Mn,Ni,Cu)8(SO4)4(CO3)(OH)6·48H2O, from Nakauri, Aichi Prefecture, Japan. Journal of Mineralogy, Petrology and Economic Geology 71, 183-192; Matsubara, S., & Kato, A. (1979) The Occurrence of Heazlewoodite and Cobaltpentlandite from the NakauriMine, Aichi Prefecture, Japan. Mem. Natn. Sci.Mus., Tokyo, (12), December 1, 1979
    • Kanto Region
      • Saitama Prefecture
        • Hannou
Yamada et al (2000) Koubutsu-Gakkai Kou’en-Youshi, 88
    • Tohoku Region
      • Iwate Prefecture
        • Kamaishi City
Matsubara, S., & Kato, A. (1979) The Occurrence of Heazlewoodite and Cobaltpentlandite from the NakauriMine, Aichi Prefecture, Japan. Mem. Natn. Sci.Mus., Tokyo, (12), December 1, 1979
  • Nordland
    • Hemnes
      • Korgen
Lindahl, I. (1973): Cobalt pentlandite from Kongsfjell, Nordland, and Birtavarre, Northern Troms. Norges Geologiske Undersøkelse. 294, 9-19.
  • Troms
    • Bardu
Tufar, W. (1967): Die Kupfervererzung vom Gaskasjavri in Troms (Norwegen). Tschermaks Mineralogische und Petrographische Mitteilungen 12, 61-99.
    • Kåfjord
      • Kåfjorddalen
Lindahl, I. (1973): Cobalt pentlandite from Kongsfjell, Nordland, and Birtavarre, Northern Troms. Norges Geologiske Undersøkelse. 294, 9-19
  • Podlaskie
    • Suwałki District
Nejbert K. 2008: Mineralogy of sulphides in mafic rocks of the Suwałki Anorthosite Massif, NE Poland. Mineralogia - Special Papers, vol. 32, p. 116
Kucha H., Kwiecińska B., Piestrzyński A., Wieczorek A. 1979: On the genesis of graphite from magnetite rocks of Krzemianka (NE Poland). Mineralogia Polonica, vol. 10, no 2, 81-88
  • Caraş-Severin Co.
    • Banat Mts
      • Ocna de Fier-Dognecea District
        • Ocna de Fier (Vaskö-Moraviţa; Vaskö-Moravicza; Eisenstein)
Mineralogical Magazine, Vol. 65(3), pp. 351–372
  • Eastern-Siberian Region
    • Tuva Republic
      • Sayan Mts
        • Eastern Sayan
Alexander V. Dedeev et al (2002) The PGE-Bearing Sulphide Ores of the Kingash Mafic-Ultramafic Differentiated Intrusion and Ore Processing Characteristics, East Sajan, Russia. 9th annual platinum symposium
  • Northern Region
    • Karelia Republic
      • Lake Onega
        • Burakovskii Layered Complex
Grishaenko, M. V. P., & Federation, R. (2007). Independent Report on the Shalozerskoe (Burakovsky), Lukkulaisvaara and Tsipringa Platinum, Palladium, Copper, Nickel Deposits in the Autonomous Republic of Karelia Russian Federation
      • Northern Karelia
Safonov, Y. G., Volkov, A. V., Vol’fson, A. A., Genkin, A. D., Krylova, T. L., & Chugaev, A. V. (2003). The Maisk Quartz Gold Deposit (Northern Karelia): Geological, Mineralogical, and Geochemical Studies and Some Genetic Problems. Geol. Rudn. Mestorozhd, 45(5), 429-451.
    • Murmanskaja Oblast'
      • Kola Peninsula
A. N. Korobeinikov, F. P. Mitrofanov, S. Gehör, K. Laajoki, V. P. Pavlov and V. P. Mamontov (1998) Geology and Copper Sulphide Mineralization of the Salmagorskii Ring Igneous Complex, Kola Peninsula, NW Russia. J. Petrology 39:2033-2041.
  • Urals Region
    • Southern Urals
      • Chelyabinsk Oblast'
        • Ufaley District (Ufalei District)
Pavel M. Kartashov analytical data (2013), Mikhail Uchitel' specimen
  • Banská Bystrica Region
    • Banská Štiavnica Co.
      • Vysoká
Ozdín D., Uher P., Koděra P. (2013) Prvý výskyt kobaltpentlanditu na Slovensku (Ca-Mg skarn, Vysoka-Zlatno) [First occurrence of cobaltpentlandite in the Slovak Republic (Ca-Mg skarn, Vysoká-Zlatno)]. Bull. mineral.-petrolog. Odd. Nár. Muz. (Praha) 21, 2, 234-239.
South Africa
  • Mpumalanga Province
    • Ehlanzeni District
      • Barberton
        • Kaapsche Hoop (Kaapsehoop)
Minerals of South Africa
  • Närke
    • Askersund
      • Zinkgruvan
Bjärnborg, K. (2009): The copper sulphide mineralization of the Zinkgruvan deposit, Bergslagen, Sweden. Examensarbeten i Geologi vid Lunds Universitet- Bergrundsgeologi NR 24,1-6
  • Södermanland
    • Nyköping
      • Tunaberg
NJMAh 166, 261 ; MinPetr 44, 89; Dobbe, R. T. M. (1991): Tellurides, Selenides and Associated Minerals in the Tunaberg Copper Deposits, SE Bergslagen, Central Sweden. Mineralogy and Petrology. 44:89-106
Dobbe, R. T. M. and Zakrzewski, M. A. (1998): Oenite, CoSbAs, a new mineral species from the Tunaberg Cu–Co–sulfide skarns, Bergslagen, Sweden, The Canadian Mineralogist. 36, 855-860
  • Värmland
    • Filipstad
Nysten, P., Holtstam, D. and Jonsson, E. (1999) The Långban minerals. In Långban - The mines,their minerals, geology and explorers (D. Holtstam and J. Langhof, eds.), Swedish Museum of Natural History and Raster Förlag, Stockholm & Chr. Weise Verlag, Munich, pp. 89-183.
  • South-Eastern Anatolia Region
    • Diyarbakir Province
      • Ergani (Arghana; Osmaniye; Erganiosmaniye)
Akinci, O. T. (2009). Ophiolite-hosted copper and gold deposits of Southeastern Turkey: formation and relationship with seafloor hydrothermal processes. Turkish Journal of Earth Sciences, 18(4), 475-509.
  • 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
  • Copperbelt Province
    • Kalulushi District
      • Chambishi
Cox, D.P., Lindsey, D.A., Singer, D.A., Moring, B.C., and Diggles, M.F. (2003): USGS Open-File Report 03-107
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