Sphalerite from


Finland
Kainuu Suomussalmi ⓘ Hietaharju deposit	tupa.gtk.fi (n.d.) http://tupa.gtk.fi/karttasovellus/mdae/raportti/4_Hietaharju.pdf
Juntusranta ⓘ Ala-Luoma	Kopperoinen, Timo & Tuokko, Ilkka 1988. The Ala-Luoma and Taivaljärvi Zn-Pb-Ag-Au deposits,eastern Finland. in. Archean Geology of the Fennoscandian shield. Proceedings of a Finnish-Soviet Symposium in Finland July 28- August 7, 1986. Geological Survey of Finland, Special Paper 4, 131-144.
ⓘ Kuikkapuro deposit	Geological Survey of Finland (2017) Mineral deposit Report 10/20/2017
ⓘ Moukkori deposit (Housuvaara 1)	Eilu, Pasi (2003) Exploration for orogenic gold deposits. Fennoscandian Exploration and Mining. Rovaniemi.
ⓘ Pahkalampi	Kojonen, Kari, Pakkanen, Lassi, Johanson, Bo (1996). Kullan esiintyminen Suomussalmen Pahkalammen kultamalmiaiheessa. GTK:n arkistoraportti M42.4/4513/3/96/1.

Russia
Republic of Karelia Kostomuksha City District Kostomuksha Fe deposit ⓘ Kostomuksha Au prospect	Kuleshevich, L.V., and Gor’kovets, V.Y. (2008): Geology of Ore Deposits 50(7), 599-608.
ⓘ Kustomuksha Iron Mines	Shibaeva, Darya N., Alena A. Kompanchenko, and Sergey V. Tereschenko (2021) "Analysis of the Effect of Dry Magnetic Separation on the Process of Ferruginous Quartzites Disintegration" Minerals 11, no. 8: 797. https://doi.org/10.3390/min11080797