What is Siilinjärvi carbonatite?
[[File:Siilinjärvi Särkijärvi pit.jpg|thumb|300px|The Särkijärvi main pit seen from the south in April 2016]] The '''Siilinjärvi carbonatite complex''' is in Central [[Finland]] near to [[Kuopio]]. It is named after the village it is next to, [[Siilinjärvi]]. It is a [[carbonatite]] [[mine]]. The complex is about {{convert|16|km|mi}} long. The place was discovered in 1950 by the [[Geological Survey of Finland]]. They began mining it in 1958. It is the second-largest carbonatite complex in Finland. The [[Sokli]] mine is the biggest.<ref>Kouvo, O., 1984. GTK internal report to H. Lukkarinen, 4 p.</ref><ref>O’Brien et al. 2015</ref> ==References== {{reflist}} [[Category:Geology]] [[Category:Geography of Finland]]