Ophiolite-related stratiform massive Cu-Zn-Co sulphides, disseminated Ni sulphides, massive stratiform sulphides, disseminated Ni sulphides in serpentinite, quartz-rock and calc-silicate rock.
Ref.:
- Peltonen, P., Kontinen, A., Huhma, H., and Kuronen, U. (2008): Outokumpu revisited: New mineral deposit model for the mantle peridotite-associated Cu–Co–Zn–Ni–Ag–Au sulphide deposits. Ore Geology Reviews 33, 559-617.
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http://www.gl.rhbnc.ac.uk/geode/Fennoscandia/Outokumpu.html194 entries listed. 66 valid minerals. 3 type localities (valid minerals).